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• D

  Senior Principal Mechanical Engineer  

  Diamond Foundry

  full_time - Bodega Bay

  Posted: 17/07/2026

  Apply Now

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the ther... Read More

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting tech industries -- AI & cloud compute, electric-car power electronics, and 5G/6G wireless. We have managed to produce the world's first single-crystal diamond wafers and are now on a mission to put a diamond behind every chip. We are the rare unicorn that has grown fast and profitably. We received $515m in funding and are executing a multi-$B expansion plan for one of the greenest forms of tech manufacturing: converting greenhouse gas into diamond wafers using zero-emission energy.
  

  We’re looking for an ambitious Mechanical Engineer to take responsibility for designing capital equipment and facilities systems, working across multiple engineering disciplines. You'll be working with an experienced team of mechanical and electrical engineers to take a pragmatic approach to equipment and facility design. You’ll be responsible for whole projects, pulling in the talents of others when needed.

  This position will work out of our South San Francisco location.

  Responsibilities

  Designing, building, testing, and optimizing systems for high-volume capital equipment and high vacuum manufacturing equipment.

  Prototyping and integration of new system functions to enhance existing equipment

  Managing multiple domestic and international suppliers to construct parts and assemblies on time and within budget

  Effective communication skills and ability to convey complex technical concepts to diverse stakeholders

  Requirements

  Bachelor's or Master's degree in Mechanical Engineering or a related field with 15+ years of applicable engineering design experience for high-volume, low-cost manufacturing tools. 

  Experience in 2D and 3D CAD (specifically AutoCAD and SolidWorks), proficiency in PDM and/or PLM software and systems, experience with welded steel frames, sheet metal, machined parts, process piping design and related connections, and documentation for high-volume builds.  

  Experience with electrical and pipe routing design such as high purity gases, caustic and explosive gases, manual and automatic valves, and experience with their appropriate use. Experience with commercially available piping connection systems for high pressure and high vacuum, welding methods, and applicable safety considerations for these systems. Experience with mechanical automation, repetitive moving systems, material flow, robotics, precision alignment of large tools, and facilities design. 

  Strong analytical skills to investigate and provide solutions for problems across multiple systems within a facility

  Excellent problem-solving skills and ability to work in a fast-paced, collaborative environment

  The position is eligible for company shares. Actual compensation may be higher or lower in the range based on various factors, including, but not limited to a candidate’s job duties, experience, and expertise. We will also consider higher level candidates and salary will be adjusted accordingly.Diamond Foundry believes in supporting our employees from the workplace to their personal and home life. We provide eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Perks include employee discounts to VRAI. Our benefits begin as early as your first day of employment. Medical and vision coverage are retroactive to your start date, while dental and voluntary benefits take effect once you’ve completed your enrollment.
  Diamond Foundry is an Equal Opportunity Employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor under federal, state or local law.
  Diamond Foundry Inc. is committed to operating in full compliance with all applicable state and federal laws. Our commitment extends to ensuring that our manufacturing and engineering departments adhere to the highest standards of legal and regulatory compliance. Additionally, these departments may have specific physical requirements to ensure the safety and efficiency of our operations. We prioritize the well-being of our employees and strive to create a work environment that promotes both legal compliance and the optimal functioning of our manufacturing and engineering processes.
  Manufacturing and Engineering Departments Physical Requirements:-Use appropriate PPE and follow all safety policies, practices, and procedures.-This position will often: Sit, stand for long periods, walk, grasp, reach with hands and arms, lift below and above shoulders, bend, twist at the waist,  climb, balance, stoop, squat,  kneel, crawl, talk, hear, see, use fine finger manipulation, and complete repetitive motions. -Some tasks may require the use of ladders or stairs-Some tasks may require driving or the use of foot controls-Lift/carry and push/pull up to 50 pound
  This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment.Employers can only use E-Verify once you have accepted a job offer and completed the Form I-9.

  We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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• D

  Showroom Manager - Chicago  

  Diamond Foundry

  full_time - Chicago

  Posted: 17/07/2026

  Apply Now

  Job DescriptionJob DescriptionVRAI is one of the fastest-growing digit... Read More

  Job DescriptionJob DescriptionVRAI is one of the fastest-growing digital-first direct-to-consumer brands. Modernizing diamond jewelry through the exclusive use of sustainably created diamonds, VRAI has innovation, craftsmanship, and sustainability at the core of its products and values. An honoree of Fast Co. Innovation Award in retail design, and a global business, VRAI has locations in Los Angeles, San Francisco, NY, Shanghai, Chicago, London, Madrid, and Copenhagen, with more locations on the horizon.
  We’re excited to be looking for a seasoned Store Manager to join our growing team. You’ll be a trusted advisor in the customer journey and play an integral part in growing the in-person shopping experience at VRAI. You'll be a great fit for this role if you thrive on building strong customer relationships and creating a memorable experience for life's special milestones while developing a team of jewelry sales specialists. You love selling, coaching, and diamonds that are created sustainably, are reasonably tech-savvy, and are excited to join a nimble team to in turn, help grow the VRAI brand.ResponsibilitiesExecute all store operations: opening/closing, inventory, merchandising, staffing, and securityDrive performance through reporting, sales tracking, and collaboration with VRAI leadership on hiring, training, and team developmentLead by example in sales strategy: manage pipeline, nurture leads, close deals, and use clienteling to boost revenueDeliver personalized diamond consultations and follow up to close sales, providing expert guidance on products and policiesPartner on marketing initiatives, product launches, in-store events, and influencer/press activationsRequirementsDiamond expertise required; Certified Gemologist preferred4+ years management in luxury retail; strong sales track record in high-volume settingsTech-savvy: Shopify POS, CRM, GSuite, appointment scheduling, video conferencingSelf-motivated, organized, adaptable; thrives in dynamic start-up environmentsBoston-based, weekend availability requiredVRAI provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Additional Perks such as employee discounts are also available. Our benefits begin as early as your first day of employment. Medical and vision coverage are retroactive to your start date, while dental and voluntary benefits take effect once you’ve completed your enrollment.
  Some plans may not be available pending global locations however other options may be presented.
  VRAI  is an Equal Opportunity Employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor under federal, state or local law.
  Physical Requirement:-Mandatory Onsite: The specific nature of this role requires physical presence at a designated VRAI facility for all scheduled work hours. This requirement applies only to positions explicitly designated as Onsite in the job description, such as showroom roles, and does not supersede any agreed-upon remote or hybrid working arrangements for other VRAI positions.-This position will often: Sit, stand for long periods, walk, grasp, reach with hands and arms, lift below and above shoulders, bend, twist at the waist,  climb, balance, stoop, squat,  kneel, crawl, talk, hear, see, use fine finger manipulation, and complete repetitive motions. -Lift/carry and push/pull up to 25 pounds
  This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment.Employers can only use E-Verify once you have accepted a job offer and completed the Form I-9.
  To find out more about VRAI check out: vrai.comfacebook.com/vrai
  

  We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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• D

  Senior Software Engineer  

  Diamond Foundry

  full_time - Bodega Bay

  Posted: 17/07/2026

  Apply Now

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the ther... Read More

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting tech industries -- AI & cloud compute, electric-car power electronics, and 5G/6G wireless. We have managed to produce the world's first single-crystal diamond wafers and are now on a mission to put a diamond behind every chip. We are the rare unicorn that has grown fast and profitably. We received $515m in funding and are executing a multi-$B expansion plan for one of the greenest forms of tech manufacturing: converting greenhouse gas into diamond wafers using zero-emission energy.
  We are looking for a detail-oriented, hands-on Software Engineer to strengthen and grow our data collection, software interfaces, and infrastructure, which we use to report key business metrics and analyze our manufacturing process in real time. You will work with a team of veteran material scientists and mechanical, electrical, metrology, and data engineers, supporting and leading various development projects. Our goal will be to achieve maximum productivity for our R&D and production line by improving software experiences, automating tasks, standardizing data collection and application interfaces, and ensuring application security. A strong candidate has a subset of the listed skills/qualifications and an interest in developing others.Responsibilities

  Develop and maintain material tracking and data collection systems

  Coordinate with a broad range of stakeholders, including R&D engineers and technicians, to deliver scalable and actionable software solutions

  Assist in database optimization and application troubleshooting, document workflows, and improve visibility of data and software issues among internal teams

  Assist in web service and backend development 

  Follow development best practices for software engineering, infrastructure, and real-time data processing, sourcing and implementing solutions as needed

  The position is eligible for company shares. Actual compensation may be higher or lower in the range based on various factors, including, but not limited to a candidate’s job duties, experience, and location. We will also consider higher-level candidates and salary will be adjusted accordingly.Diamond Foundry believes in supporting our employees from the workplace to their personal and home life. We provide eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Perks include employee discounts to VRAI. Our benefits begin as early as your first day of employment. Medical and vision coverage are retroactive to your start date, while dental and voluntary benefits take effect once you’ve completed your enrollment.
  Diamond Foundry is an Equal Opportunity Employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor under federal, state or local law.
  Diamond Foundry Inc. is committed to operating in full compliance with all applicable state and federal laws. Our commitment extends to ensuring that our manufacturing and engineering departments adhere to the highest standards of legal and regulatory compliance. Additionally, these departments may have specific physical requirements to ensure the safety and efficiency of our operations. We prioritize the well-being of our employees and strive to create a work environment that promotes both legal compliance and the optimal functioning of our manufacturing and engineering processes.
  Manufacturing and Engineering Departments Physical Requirements:-Use appropriate PPE and follow all safety policies, practices, and procedures.-This position will often: Sit, stand for long periods, walk, grasp, reach with hands and arms, lift below and above shoulders, bend, twist at the waist,  climb, balance, stoop, squat,  kneel, crawl, talk, hear, see, use fine finger manipulation, and complete repetitive motions. -Some tasks may require the use of ladders or stairs-Some tasks may require driving or the use of foot controls-Lift/carry and push/pull up to 50 pound
  This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment.Employers can only use E-Verify once you have accepted a job offer and completed the Form I-9.

  We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

  Read Less

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• D

  Application Engineering Director  

  Diamond Foundry

  full_time - Bodega Bay

  Posted: 29/06/2026

  Apply Now

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the ther... Read More

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting tech industries -- AI & cloud compute, electric-car power electronics, and 5G/6G wireless. We have managed to produce the world's first single-crystal diamond wafers and are now on a mission to put a diamond behind every chip. We are the rare unicorn that has grown fast and profitably. We received $515m in funding and are executing a multi-$B expansion plan for one of the greenest forms of tech manufacturing: converting greenhouse gas into diamond wafers using zero-emission energy.
  Diamond Foundry is revolutionizing industries with single-crystal diamond, the ultimate material for advanced electronics and thermal management. As the world's leading producer of lab-grown diamond, we are expanding our application engineering team to support our growing customer base in the semiconductor industry. We seek a highly motivated and experienced Application Engineering Manager to drive the adoption of our cutting-edge diamond solutions in advanced packaging and thermal applications.ResponsibilitiesLead and grow the application engineering function focused on semiconductor packaging and thermal management applications. Drive the technical development, execution, and optimization of diamond-based solutions for advanced packaging and thermal management interfaces, integrating state-of-the-art material solutions and processes. Provide in-depth technical expertise on thermal management principles and material characterization.Collaborate with the R&D and product development teams to define product roadmaps, identify new application opportunities, and drive product improvements.RequirementsBachelor's or Master's degree in Materials Science, Chemistry, Electrical Engineering, Mechanical Engineering, or a related field with a minimum of 8+ years of experience in semiconductor packaging and/or thermal management applications.Deep understanding of semiconductor packaging technologies, thermal management principles, and material characterization techniques, including advanced packaging basic understanding, including 2.5D/3D IC thermal solutions.  Demonstration of exceptional ability and accomplishments, including hands-on development, integration, troubleshooting, and implementation of solutions.  Ability to execute from concepts and R&D to scaling and mass production.Strong knowledge of the semiconductor industry, systems engineering, reliability and compliance demonstration, and technology transfers, particularly in advanced packaging and thermal management.Proven ability to lead and manage cross-functional engineering teams, coupled with excellent communication, presentation, and interpersonal skills to support both internal collaboration and external business development and customer engagement.Experience with high thermal conductivity materials and advanced packaging.The position is eligible for company shares. Actual compensation may be higher or lower in the range based on various factors, including, but not limited to a candidate’s job duties, experience, and location. We will also consider higher-level candidates and salary will be adjusted accordingly.Diamond Foundry believes in supporting our employees from the workplace to their personal and home life. We provide eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Perks include employee discounts to VRAI. Our benefits begin as early as your first day of employment. Medical and vision coverage are retroactive to your start date, while dental and voluntary benefits take effect once you’ve completed your enrollment.
  Diamond Foundry is an Equal Opportunity Employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor under federal, state or local law.
  Diamond Foundry Inc. is committed to operating in full compliance with all applicable state and federal laws. Our commitment extends to ensuring that our manufacturing and engineering departments adhere to the highest standards of legal and regulatory compliance. Additionally, these departments may have specific physical requirements to ensure the safety and efficiency of our operations. We prioritize the well-being of our employees and strive to create a work environment that promotes both legal compliance and the optimal functioning of our manufacturing and engineering processes.
  Manufacturing and Engineering Departments Physical Requirements:-Use appropriate PPE and follow all safety policies, practices, and procedures.-This position will often: Sit, stand for long periods, walk, grasp, reach with hands and arms, lift below and above shoulders, bend, twist at the waist,  climb, balance, stoop, squat,  kneel, crawl, talk, hear, see, use fine finger manipulation, and complete repetitive motions. -Some tasks may require the use of ladders or stairs-Some tasks may require driving or the use of foot controls-Lift/carry and push/pull up to 50 pound
  This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment.Employers can only use E-Verify once you have accepted a job offer and completed the Form I-9.

  We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

  Read Less

  Apply Now
• D

  Senior Applications Engineer  

  Diamond Foundry

  full_time - Bodega Bay

  Posted: 26/06/2026

  Apply Now

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the ther... Read More

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting tech industries -- AI & cloud compute, electric-car power electronics, and 5G/6G wireless. We have managed to produce the world's first single-crystal diamond wafers and are now on a mission to put a diamond behind every chip. We are the rare unicorn that has grown fast and profitably. We received $515m in funding and are executing a multi-$B expansion plan for one of the greenest forms of tech manufacturing: converting greenhouse gas into diamond wafers using zero-emission energy.
  

  We are seeking a Senior Applications Engineer to bridge advanced materials development with real-world hardware applications. This role is highly hands-on and execution-focused, translating technical strategy into experiments, prototypes, and validated performance data that inform both engineering decisions and customer-facing outcomes.

  You will work closely with the Director of Engineering to execute development plans, troubleshoot technical challenges in real time, and ensure that materials and processes are effectively integrated into functional systems.

  This position is located in our San Jose office. Responsibilities

  Technical Execution: Carry out the day-to-day engineering tasks, experiments, and project deliverables aligned with the Director’s technical strategy.

  Hands-on Assembly & Testing: Support the integration of our materials by executing physical assembly, bonding processes, and performance testing.

  Data & Reporting: Gather, analyze, and document technical data from tests to provide the Director with the insights needed for customer and executive updates.

  Problem Solving: Act as the primary troubleshooter when technical issues arise during development, finding practical solutions to keep projects moving forward.

  Cross-Functional Support: Help coordinate between internal engineering teams and external customer requests to ensure project alignment.

  Requirements

  Education: Bachelor’s degree in Engineering, Materials Science, or a related technical field.

  Experience: 5+ years of hands-on experience in hardware engineering, product assembly, or materials testing.

  Core Skills: Strong background in a lab or testing environment with a proven ability to work with physical hardware and materials.

  Adaptability: A flexible mindset with the ability to take high-level direction from leadership and turn it into actionable daily tasks.

  Communication: Clear verbal and written communication skills to effectively collaborate with the Director and internal teammates.

  The position is eligible for company shares. Actual compensation may be higher or lower in the range based on various factors, including, but not limited to a candidate’s job duties, experience, and location. We will also consider higher-level candidates and salary will be adjusted accordingly.Diamond Foundry believes in supporting our employees from the workplace to their personal and home life. We provide eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Perks include employee discounts to VRAI. Our benefits begin as early as your first day of employment. Medical and vision coverage are retroactive to your start date, while dental and voluntary benefits take effect once you’ve completed your enrollment.
  Diamond Foundry is an Equal Opportunity Employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor under federal, state or local law.
  Diamond Foundry Inc. is committed to operating in full compliance with all applicable state and federal laws. Our commitment extends to ensuring that our manufacturing and engineering departments adhere to the highest standards of legal and regulatory compliance. Additionally, these departments may have specific physical requirements to ensure the safety and efficiency of our operations. We prioritize the well-being of our employees and strive to create a work environment that promotes both legal compliance and the optimal functioning of our manufacturing and engineering processes.
  Manufacturing and Engineering Departments Physical Requirements:-Use appropriate PPE and follow all safety policies, practices, and procedures.-This position will often: Sit, stand for long periods, walk, grasp, reach with hands and arms, lift below and above shoulders, bend, twist at the waist,  climb, balance, stoop, squat,  kneel, crawl, talk, hear, see, use fine finger manipulation, and complete repetitive motions. -Some tasks may require the use of ladders or stairs-Some tasks may require driving or the use of foot controls-Lift/carry and push/pull up to 50 pound
  This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment.Employers can only use E-Verify once you have accepted a job offer and completed the Form I-9.

  We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

  Read Less

  Apply Now
• D

  Surface Finishing R&D Technician  

  Diamond Foundry

  full_time - Bodega Bay

  Posted: 26/06/2026

  Apply Now

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the ther... Read More

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting tech industries -- AI & cloud compute, electric-car power electronics, and 5G/6G wireless. We have managed to produce the world's first single-crystal diamond wafers and are now on a mission to put a diamond behind every chip. We are the rare unicorn that has grown fast and profitably. We received $515m in funding and are executing a multi-$B expansion plan for one of the greenest forms of tech manufacturing: converting greenhouse gas into diamond wafers using zero-emission energy.
  Diamond Foundry is seeking a skilled Technician to join our Surface Finishing team in Fremont, CA. As a surface finishing technician in the Research and Development group, you will be joining a small group focused on Quality, Efficiency & Cost in regard to Single Crystal Diamond surface finishing development. This position supports the Engineering effort through the preparation of and operation of surface finishing equipment and related metrology tools.Responsibilities

  Sample Preparation & Processing: Set up, operate, clean, and maintain specialized lapping, grinding, dry etching, and polishing equipment, including the manual preparation of required slurries.

  Material Processing: Perform precision preparation and cleaning of samples through expert mounting, lapping, grinding, dry etching, and polishing workflows.

  Engineering & Inspection Support: Assist the engineering team with various non-standard tests, specialized inspections, and ad-hoc laboratory procedures as required.

  Equipment & Lab Maintenance: Conduct minor maintenance, troubleshooting, and routine upkeep of laboratory and machine shop equipment, tools, and workspaces.

  Project Management & Communication: Maintain accurate system documentation and proactively update stakeholders on backlog status, project timelines, and operational progress.

  Requirements

  Education: Associate’s or Bachelor’s degree in a relevant technical or engineering field.

  Experience: Minimum of 5 years of hands-on experience working directly in a professional lapping, grinding, and/or polishing environment.

  Equipment Knowledge: Proven familiarity with industrial mechanical lapping and polishing equipment from industry-standard brands (e.g., LapMaster, Ravasum, Applied Materials, Engis).

  Technical Inspection Skills: Demonstrated knowledge of advanced surface measurement and technical inspection techniques.

  Physical & Operational Capability: Strong operational competency with abrasive equipment and the physical ability to lift at least 50 lbs in a laboratory setting.

  Diamond Foundry believes in supporting our employees from the workplace to their personal and home life. We provide eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Perks include employee discounts to VRAI. Our benefits begin as early as your first day of employment. Medical and vision coverage are retroactive to your start date, while dental and voluntary benefits take effect once you’ve completed your enrollment.
  Diamond Foundry is an Equal Opportunity Employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor under federal, state or local law.
  Diamond Foundry Inc. is committed to operating in full compliance with all applicable state and federal laws. Our commitment extends to ensuring that our manufacturing and engineering departments adhere to the highest standards of legal and regulatory compliance. Additionally, these departments may have specific physical requirements to ensure the safety and efficiency of our operations. We prioritize the well-being of our employees and strive to create a work environment that promotes both legal compliance and the optimal functioning of our manufacturing and engineering processes.
  Manufacturing and Engineering Departments Physical Requirements:-Use appropriate PPE and follow all safety policies, practices, and procedures.-This position will often: Sit, stand for long periods, walk, grasp, reach with hands and arms, lift below and above shoulders, bend, twist at the waist,  climb, balance, stoop, squat,  kneel, crawl, talk, hear, see, use fine finger manipulation, and complete repetitive motions. -Some tasks may require the use of ladders or stairs-Some tasks may require driving or the use of foot controls-Lift/carry and push/pull up to 50 pound
  This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment.Employers can only use E-Verify once you have accepted a job offer and completed the Form I-9.

  We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

  Read Less

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• D

  R&D Test Engineer, Thermal/Mechanical/Reliability  

  Diamond Foundry

  full_time - Bodega Bay

  Posted: 26/06/2026

  Apply Now

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the ther... Read More

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting tech industries -- AI & cloud compute, electric-car power electronics, and 5G/6G wireless. We have managed to produce the world's first single-crystal diamond wafers and are now on a mission to put a diamond behind every chip. We are the rare unicorn that has grown fast and profitably. We received $515m in funding and are executing a multi-$B expansion plan for one of the greenest forms of tech manufacturing: converting greenhouse gas into diamond wafers using zero-emission energy.
  

  We are seeking an on-site R&D Test Engineer to join our AI Chips team. This role will work closely with the thermal/mechanical/reliability lead to execute thermal testing, coordinate reliability testing, design and develop custom test hardware and fixtures for customer prototyping of single-crystal diamond applications on AI customer chips, and generate engineering insights that guide customer engagements and product development. 

  The ideal candidate is a hands-on thermal or mechanical engineer with strong technical problem-solving skills, a collaborative mindset, and the ability to support fast-paced customer and internal development programs.

  This position will be located out of our San Jose office. Responsibilities

  Support customer prototyping projects through design and development of mechanical fixtures and experimental apparatus using CAD software, and coordinate fabrication with internal and external machine shops.

  Coordinate accelerated lifetime reliability testing and environmental stress testing per industry standards to validate long-term performance and durability of SCD-on-silicon attachment methods, package integrity.

  Design, build, operate, and troubleshoot thermal characterization test platforms to evaluate SCD thermal solutions on thermal test vehicles (TTVs) and customer hardware.

  Develop assembly processes for prototype hardware, including thermal interfaces, mounted cooling solutions, and instrumentation integration as needed.

  Manage project schedules, technical risks, cross-functional communication, customer updates, and technical reports.

  Requirements

  Degree & Experience: BS or MS in Mechanical Engineering or a related discipline, with 2+ years of experience in mechanical/thermal engineering, test engineering, or product development.

  Thermal & Reliability Testing: Experience with laboratory instrumentation and data acquisition systems (Preferred: thermal testing/characterization for packaged devices, liquid cooling solutions like fans/cold plates, and reliability/environmental stress testing).

  Software & Simulation: Proficiency with CAD software (SolidWorks preferred) (Preferred: familiarity with FEA and CFD tools such as ANSYS Mechanical/Fluent, Icepak, or COMSOL).

  Data Analysis & Fabrication: Experience creating engineering drawings to support fabrication, alongside data processing and analysis using MATLAB, Python, Excel, JMP, or similar tools (Preferred: familiarity with IC packaging, metrology, or failure analysis).

  Professional Attributes: Strong problem-solving and communication skills, with a hands-on, detail-oriented mindset, comfortable working cross-functionally in a fast-paced R&D environment.

  The position is eligible for company shares. Actual compensation may be higher or lower in the range based on various factors, including, but not limited to a candidate’s job duties, experience, and location. We will also consider higher-level candidates and salary will be adjusted accordingly.Diamond Foundry believes in supporting our employees from the workplace to their personal and home life. We provide eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Perks include employee discounts to VRAI. Our benefits begin as early as your first day of employment. Medical and vision coverage are retroactive to your start date, while dental and voluntary benefits take effect once you’ve completed your enrollment.
  Diamond Foundry is an Equal Opportunity Employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor under federal, state or local law.
  Diamond Foundry Inc. is committed to operating in full compliance with all applicable state and federal laws. Our commitment extends to ensuring that our manufacturing and engineering departments adhere to the highest standards of legal and regulatory compliance. Additionally, these departments may have specific physical requirements to ensure the safety and efficiency of our operations. We prioritize the well-being of our employees and strive to create a work environment that promotes both legal compliance and the optimal functioning of our manufacturing and engineering processes.
  Manufacturing and Engineering Departments Physical Requirements:-Use appropriate PPE and follow all safety policies, practices, and procedures.-This position will often: Sit, stand for long periods, walk, grasp, reach with hands and arms, lift below and above shoulders, bend, twist at the waist,  climb, balance, stoop, squat,  kneel, crawl, talk, hear, see, use fine finger manipulation, and complete repetitive motions. -Some tasks may require the use of ladders or stairs-Some tasks may require driving or the use of foot controls-Lift/carry and push/pull up to 50 pound
  This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment.Employers can only use E-Verify once you have accepted a job offer and completed the Form I-9.

  We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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• D

  R&D Process Engineer, Advanced Bonding Process Development  

  Diamond Foundry

  full_time - Bodega Bay

  Posted: 26/06/2026

  Apply Now

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the ther... Read More

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting tech industries -- AI & cloud compute, electric-car power electronics, and 5G/6G wireless. We have managed to produce the world's first single-crystal diamond wafers and are now on a mission to put a diamond behind every chip. We are the rare unicorn that has grown fast and profitably. We received $515m in funding and are executing a multi-$B expansion plan for one of the greenest forms of tech manufacturing: converting greenhouse gas into diamond wafers using zero-emission energy.
  

  We are seeking an on-site R&D Process Engineer to join our AI Chips team. This role will support customer prototyping and internal process development for advanced packaging applications, with a focus on integrating single-crystal diamond with AI customer devices to demonstrate thermal and performance benefits.

  The ideal candidate is a hands-on process engineer with strong technical problem-solving skills, a collaborative mindset, and the ability to support fast-paced customer and internal development programs.

  This position will be located in our San Jose office. Responsibilities

  Support customer prototyping projects to integrate single-crystal diamond with customer devices and demonstrate thermal and performance benefits.

  Develop advanced packaging and bonding processes adaptable to diverse customer device designs, material stacks, package configurations, and integration requirements.

  Evaluate, select, and optimize bonding technologies, including pressure/pressureless sintering, thermocompression, surface/plasma-activated bonding, and emerging methods.

  Drive internal process development and validation, including cleaning, metallization, DOE-based bonding optimizations, process characterization, failure analysis, and reliability testing.

  Manage end-to-end project execution, covering schedules, technical risks, cross-functional communication, customer updates, and technical reports.

  Requirements

  Bachelor’s or advanced degree in materials science, electrical engineering, chemical engineering, or a related field.

  Experience in semiconductor packaging, advanced materials, process engineering, device integration, or related technical development is preferred.

  Familiarity with bonding, thin-film deposition, surface preparation, metrology, failure analysis, reliability testing, or similar process technologies is desirable.

  Strong problem-solving skills and willingness to learn new materials, tools, and processes.

  Good communication skills and ability to work effectively with cross-functional teams, hands-on, detail-oriented, motivated, and comfortable working in a fast-paced development environment.

  The position is eligible for company shares. Actual compensation may be higher or lower in the range based on various factors, including, but not limited to a candidate’s job duties, experience, and location. We will also consider higher-level candidates and salary will be adjusted accordingly.Diamond Foundry believes in supporting our employees from the workplace to their personal and home life. We provide eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Perks include employee discounts to VRAI. Our benefits begin as early as your first day of employment. Medical and vision coverage are retroactive to your start date, while dental and voluntary benefits take effect once you’ve completed your enrollment.
  Diamond Foundry is an Equal Opportunity Employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor under federal, state or local law.
  Diamond Foundry Inc. is committed to operating in full compliance with all applicable state and federal laws. Our commitment extends to ensuring that our manufacturing and engineering departments adhere to the highest standards of legal and regulatory compliance. Additionally, these departments may have specific physical requirements to ensure the safety and efficiency of our operations. We prioritize the well-being of our employees and strive to create a work environment that promotes both legal compliance and the optimal functioning of our manufacturing and engineering processes.
  Manufacturing and Engineering Departments Physical Requirements:-Use appropriate PPE and follow all safety policies, practices, and procedures.-This position will often: Sit, stand for long periods, walk, grasp, reach with hands and arms, lift below and above shoulders, bend, twist at the waist,  climb, balance, stoop, squat,  kneel, crawl, talk, hear, see, use fine finger manipulation, and complete repetitive motions. -Some tasks may require the use of ladders or stairs-Some tasks may require driving or the use of foot controls-Lift/carry and push/pull up to 50 pound
  This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment.Employers can only use E-Verify once you have accepted a job offer and completed the Form I-9.

  We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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• D

  Part-Time Diamond Sales Expert - Chicago  

  Diamond Foundry

  part_time - Chicago

  Posted: 28/05/2026

  Apply Now

  Job DescriptionJob DescriptionVRAI is one of the fastest-growing digit... Read More

  Job DescriptionJob DescriptionVRAI is one of the fastest-growing digital-first direct-to-consumer brands. Modernizing diamond jewelry through the exclusive use of sustainably created diamonds, VRAI has innovation, craftsmanship, and sustainability at the core of its products and values. An honoree of Fast Co. Innovation Award in retail design, and a global business, VRAI has locations in Los Angeles, San Francisco, NY, Shanghai, Chicago, London, Madrid, and Copenhagen, with more locations on the horizon.
  We’re excited to be looking for a Part-Time Diamond Sales Expert to join our growing team. You’ll be a trusted advisor in the customer journey and play an integral part in growing the bridal jewelry business at VRAI.  This role is perfect for you if you thrive on building strong customer relationships and creating a memorable experience for life's special milestones. You love selling and diamonds that are created sustainably, and are excited to join a nimble team to in turn, help grow the VRAI brand. This role will be fully on-site and have a weekly schedule of Friday through Sunday.Responsibilities:Be a trusted advisor to clients and prepare personalized consults demonstrating our sustainably created diamonds and VRAI jewelry, then following up to close the sale. Act as an ambassador of the VRAI brand and our values, and assist them with jewelry selection, diamond education, jewelry care, and company policy (returns, upgrades, resizes, etc).Be sales-driven and a key contributor to company growth by maintaining a calendar of virtual and in-person appointments, managing your lead pipeline, and nurturing/developing leads.Join a team of high-performing luxury sales professionals committed to offering first-in-class service remotely and in showroom.Work collaboratively with other showroom and virtual sales team members on clienteling and custom design projects.Work collaboratively with the larger sales team on clienteling, sharing customer trends and product feedback to continuously improve the overall customer experience. Will also collaborate with VRAI marketing and product team on product launches, in-store events, press days, activations, and influencer hosting.Requirements:Sales Excellence: Proven ability to close sales in a high-volume e-commerce or retail environment; a mandatory history of selling diamonds is required.Industry Expertise: Strong background in jewelry; candidates who are Certified Gemologists from a reputable institution are highly preferred.Professional Skills: Must be independent, motivated, and well-organized with exceptional writing and interpersonal communication skills.Personal Attributes: Seeking a compassionate, positive, and patient "people-person" who is also highly technologically savvy.Schedule Requirements: You must be available to work every Friday, Saturday and Sunday, working 24 hours weekly.Actual compensation may be higher or lower in the range based on various factors, including, but not limited to a candidate’s job duties, experience, and expertise. We will also consider higher level candidates and salary will be adjusted accordingly.VRAI provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Additional Perks such as employee discounts are also available. Our benefits begin as early as your first day of employment. Medical and vision coverage are retroactive to your start date, while dental and voluntary benefits take effect once you’ve completed your enrollment.
  Some plans may not be available pending global locations however other options may be presented.
  VRAI  is an Equal Opportunity Employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor under federal, state or local law.
  Physical Requirement:-Mandatory Onsite: The specific nature of this role requires physical presence at a designated VRAI facility for all scheduled work hours. This requirement applies only to positions explicitly designated as Onsite in the job description, such as showroom roles, and does not supersede any agreed-upon remote or hybrid working arrangements for other VRAI positions.-This position will often: Sit, stand for long periods, walk, grasp, reach with hands and arms, lift below and above shoulders, bend, twist at the waist,  climb, balance, stoop, squat,  kneel, crawl, talk, hear, see, use fine finger manipulation, and complete repetitive motions. -Lift/carry and push/pull up to 25 pounds
  This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment.Employers can only use E-Verify once you have accepted a job offer and completed the Form I-9.
  To find out more about VRAI check out: vrai.comfacebook.com/vrai
  

  We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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• D

  Metrology Technician  

  Diamond Foundry

  full_time - Bodega Bay

  Posted: 20/05/2026

  Apply Now

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the ther... Read More

  Job DescriptionJob DescriptionDiamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting tech industries -- AI & cloud compute, electric-car power electronics, and 5G/6G wireless. We have managed to produce the world's first single-crystal diamond wafers and are now on a mission to put a diamond behind every chip. We are the rare unicorn that has grown fast and profitably. We received $515m in funding and are executing a multi-$B expansion plan for one of the greenest forms of tech manufacturing: converting greenhouse gas into diamond wafers using zero-emission energy.Responsibilities:Prepare samples from the production line as well as R&D for requested characterization.Utilize a wide range of metrology tools and equipment such as micrometers, optical instruments, to measure and inspect dimensions and surface properties of products in accordance with existing SOPs and safety protocols.Acquire and maintain accurate data and share records with other team members. Proficiency in Google Suite (Docs, Sheets, etc.) is a plus.Support metrology team in efforts to achieve company objectives.Requirements: High school diploma, an associate degree or certificate in Metrology or a related field.Previous experience in metrology, quality control, or related fields is advantageous.Detail-oriented and capable of maintaining accurate records. Excellent communication skills and ability to work in a team.This role is based in Fremont, CA. Commuting to this location will be required.Diamond Foundry believes in supporting our employees from the workplace to their personal and home life. We provide eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Perks include employee discounts to VRAI. Our benefits begin as early as your first day of employment. Medical and vision coverage are retroactive to your start date, while dental and voluntary benefits take effect once you’ve completed your enrollment.
  Diamond Foundry is an Equal Opportunity Employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor under federal, state or local law.
  Diamond Foundry Inc. is committed to operating in full compliance with all applicable state and federal laws. Our commitment extends to ensuring that our manufacturing and engineering departments adhere to the highest standards of legal and regulatory compliance. Additionally, these departments may have specific physical requirements to ensure the safety and efficiency of our operations. We prioritize the well-being of our employees and strive to create a work environment that promotes both legal compliance and the optimal functioning of our manufacturing and engineering processes.
  Manufacturing and Engineering Departments Physical Requirements:-Use appropriate PPE and follow all safety policies, practices, and procedures.-This position will often: Sit, stand for long periods, walk, grasp, reach with hands and arms, lift below and above shoulders, bend, twist at the waist,  climb, balance, stoop, squat,  kneel, crawl, talk, hear, see, use fine finger manipulation, and complete repetitive motions. -Some tasks may require the use of ladders or stairs-Some tasks may require driving or the use of foot controls-Lift/carry and push/pull up to 50 pound
  This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment.Employers can only use E-Verify once you have accepted a job offer and completed the Form I-9.

  We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

  Read Less

  Apply Now

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