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• E

  Systems Engineer  

  Essential Systems Inc

  full_time - Millersville

  Posted: 09/07/2026

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  Job DescriptionJob DescriptionSystems EngineerOverview:We are seeking... Read More

  Job DescriptionJob DescriptionSystems Engineer
  
  Overview:
  We are seeking an experienced systems engineer to lead the design, integration, and development of our Access Control, Intrusion Detection, and Video Surveillance Systems in industrial, nuclear power plant environments. This engineering role requires hands-on technical leadership across system architecture, integration, and development oversight, nuclear plant physical protection systems. Although this role involves the use of Cyber Controls, this is NOT a position for a Cyber Security Engineer.
  
  Familiarity with intrusion detection systems, access control systems, and video surveillance systems is desired but not required. The ability to ensure our systems meet high-reliability and long-term operability is necessary. Writing/documentation skills, MSWord, Excel, and CAD software skills, and proficient with various computer hardware/software platforms are required.
  
  Key Responsibilities:
  
  System Architecture, Design & Integration
  
  Lead the architecture and detailed design of nuclear physical protection and security systems in compliance with 10 CFR 73. These are small to mid-size systems, often with two servers and 5 to 8 workstations. They are completely closed systems, traditional infrastructure, with no Internet, no wireless, no cloud computing. They involve a redundant network design for servers, workstations, and field equipment. Designed for no single point of failure.Confirm the systems meet requirements specific to the nuclear power plant industry to ensure our systems meet regulatory compliance, high-reliability, and long-term operability.Integrate hardware, software, communications, sensors, actuators, and HMIs into cohesive system solutions.Provide technical written and verbal direction to vendors, integrators, and internal development teams.Author, maintain, and control System Documentation related to the system designed.Development & Implementation Support
  
  Support system development activities including configuration definition, design reviews, and technical baseline control.Participate in FAT, SAT, installation oversight, and system commissioning.Resolve technical issues identified during integration, testing, or operational use.Support lifecycle activities including upgrades, modifications, and obsolescence management.Ability to travel occasionally (out of state) to customer site for walkdowns, meetings, and brief installation oversight.Required Qualifications
  
  Bachelor’s degree in Engineering (Systems, Electrical, Software, or related).10+ years of experience designing and integrating systems.Preferred / Bonus Qualifications
  
  Direct experience working under 10 CFR 73 (e.g., §§ 73.46, 73.55)Experience with NEI security guidance and NRC inspection procedures (IP 71130 series)Prior work with nuclear utilities, EPC firms, or nuclear security integratorsDemonstrated experience designing, integrating, and developing nuclear security systems, with supporting authorship of SRS/HRS, SDD, HDD, and ICDsFormer Navy nuclear, DOE, or DoD security engineering background with NRC crossoverINCOSE or similar systems engineering affiliationPersonal Attributes
  
  Strong systems thinker with practical engineering judgmentComfortable making and defending design decisionsMethodical, disciplined, and detail-orientedOperates professionally in sensitive environmentsTeam oriented with strong interpersonal skills and professional mannerCompensation & Growth
  
  Competitive senior-level compensation commensurate with experienceHealth insurance, Retirement plan, PTOOpportunity to play a foundational technical role in a growing nuclear security practice Please provide salary requirements with resume
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• E

  Operations Assistant  

  Essential Systems Inc

  full_time - Millersville

  Posted: 19/06/2026

  Apply Now

  Job DescriptionJob DescriptionBenefits:401(k)401(k) matchingDental ins... Read More

  Job DescriptionJob DescriptionBenefits:
  401(k)401(k) matchingDental insuranceHealth insurancePaid time offVision insurance
  Job Title:
  Operations Assistant
  
  Description:
  The Operations Assistant is a mixture of general clerical duties with shipping/warehouse functions. They will work closely with the Procurement, Production, and Shipping departments to assist with the organization of office and warehouse needs. Daily responsibilities will consist of coordinating with our management team, preparing documents, scheduling shipments, organizing inventory, and other functions as needed. Along with common office equipment (computers, printers, scanners, telephones), this position will require daily use of Microsoft office suite (MSWord, Excel, Power-point, etc.), labeling software, shipping scales, etc. There will also be a potential to communicate with clients and vendors, therefore applicants must have a professional manner, in-person and over the phone.
  
  Possessing strong computer proficiency is necessary. Excellent communication & organizational skills, multitasking capability, and professionalism is essential. Daily duties will consist of, but not limited to, handling phone calls, managing correspondence, creating MSWord/Excel documents, preparing materials for shipping, preparing shipping documents & labels, and additional duties as needed.
  
  As a small business, flexibility with duties and the ability to cross train in other areas is highly possible. The need for flexibility is necessary, as everyone needs to pitch-in at times to fulfill deadlines.
  
  
  The candidate for Operations Assistant should:
  Have 2 to 3 years office experience is preferred (1 to 2 years HR experience is a plus)Be proficient with computers and common office software (MSWord, Excel, Adobe, internet, etc.)Create Documents and spreadsheets as needed.Prepare products for shippingCreate labels for products and for shippingRun copy machines and printersExhibit good time management and organizational skillsProfessional office and telephone manner with great people skillsLift approximately 35 poundsShow up to work on time, fit for duty, and ready to workAbility to be flexible if needed to work in other areas of our facilityA mission, team-oriented attitudeBe a self-starter with intuitive knowledge on how to get something done with little supervisionMust pass a background check
  Duties:
  Daily answering of phones, organizing schedules, preparing documents and preparing shipments.Work closely with Senior Procurement Manager in organizing procurement schedules and preparing various documents for shipping.Work closely with our Owner in organizing project schedules, preparing various documents and taking meeting notes.Work closely with our Senior Office Manager to conduct various HR functions, and some bookkeeping.Actively participate in team meetings to document and prepare meeting notes.Assist with maintaining inventory documentation of parts.Being a small company, you may need to be flexible regarding duties. (Wear many hats!).
  Work Environment:
  Very small company (what you do matters).Friendly family atmosphere (see the owner every day).Every employees job is critical to the success of the company.This is a full-time, 40 hours a week position.Hours are Monday thru Friday, 9:00am to 5:30pm (30 minutes unpaid lunch).
  Benefits offered:
  Medical insurance401K (with ER matching)Paid sick daysPaid PTOPaid holidays
  
  Pay range:
  $20.00 to $25.00 per hour (depending on experience).
  
  
  
  
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• E

  Operations Assistant  

  Essential Systems Inc

  full_time - Millersville

  Posted: 18/06/2026

  Apply Now

  Job DescriptionJob DescriptionJob Title:Operations AssistantDescriptio... Read More

  Job DescriptionJob DescriptionJob Title:
  Operations Assistant
  
  Description:
  The Operations Assistant is a mixture of general clerical duties with shipping/warehouse functions. They will work closely with the Procurement, Production, and Shipping departments to assist with the organization of office and warehouse needs. Daily responsibilities will consist of coordinating with our management team, preparing documents, scheduling shipments, organizing inventory, and other functions as needed. Along with common office equipment (computers, printers, scanners, telephones), this position will require daily use of Microsoft office suite (MSWord, Excel, Power-point, etc.), labeling software, shipping scales, etc.  There will also be a potential to communicate with clients and vendors, therefore applicants must have a professional manner, in-person and over the phone.
   
  Possessing strong computer proficiency is necessary. Excellent communication & organizational skills, multitasking capability, and professionalism is essential. Daily duties will consist of, but not limited to, handling phone calls, managing correspondence, creating MSWord/Excel documents, preparing materials for shipping, preparing shipping documents & labels, and additional duties as needed.  As a small business, flexibility with duties and the ability to cross train in other areas is highly possible. The need for flexibility is necessary, as everyone needs to pitch-in at times to fulfill deadlines.
   
   The candidate for Operations Assistant should:Have 2 to 3 years office experience is preferred (1 to 2 years HR experience is a plus)Be proficient with computers and common office software (MSWord, Excel, Adobe, internet, etc.)Create Documents and spreadsheets as needed.Prepare products for shippingCreate labels for products and for shippingRun copy machines and printersExhibit good time management and organizational skillsProfessional office and telephone manner with great people skillsLift approximately 35 poundsShow up to work on time, fit for duty, and ready to workAbility to be flexible if needed to work in other areas of our facilityA mission, team-oriented attitudeBe a self-starter with intuitive knowledge on how to get something done with little supervisionMust pass a background check    Duties:Daily answering of phones, organizing schedules, preparing documents and preparing shipments.Work closely with Senior Procurement Manager in organizing procurement schedules and preparing various documents for shipping.Work closely with our Owner in organizing project schedules, preparing various documents and taking meeting notes.Work closely with our Senior Office Manager to conduct various HR functions, and some bookkeeping.Actively participate in team meetings to document and prepare meeting notes.Assist with maintaining inventory documentation of parts.Being a small company, you may need to be flexible regarding duties. (Wear many hats!).  Work Environment:Very small company (what you do matters).Friendly family atmosphere (see the owner every day).Every employee’s job is critical to the success of the company.This is a full-time, 40 hours a week position.Hours are Monday thru Friday, 9:00am to 5:30pm (30 minutes unpaid lunch).  Benefits offered:Medical insurance401K (with ER matching)Paid sick daysPaid PTOPaid holidays
  
    Pay range: $20.00 to $25.00 per hour (depending on experience).
  
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• E

  Systems Engineer  

  Essential Systems Inc

  full_time - Millersville

  Posted: 14/03/2026

  Apply Now

  Job DescriptionJob DescriptionBenefits:401(k)401(k) matchingCompany pa... Read More

  Job DescriptionJob DescriptionBenefits:
  401(k)401(k) matchingCompany partiesCompetitive salaryDental insuranceHealth insuranceOpportunity for advancementPaid time offVision insurance
  Systems Engineer
  
  
  Overview:
  We are seeking an experienced systems engineer to lead the design, integration, and development of our Access Control, Intrusion Detection, and Video Surveillance Systems in industrial, nuclear power plant environments. This engineering role requires hands-on technical leadership across system architecture, integration, and development oversight, nuclear plant physical protection systems. Although this role involves the use of Cyber Controls, this is NOT a position for a Cyber Security Engineer.
  
  
  Familiarity with intrusion detection systems, access control systems, and video surveillance systems is desired but not required. The ability to ensure our systems meet high-reliability and long-term operability is necessary. Writing/documentation skills, MSWord, Excel, and CAD software skills, and proficient with various computer hardware/software platforms are required.
  
  Key Responsibilities:
  
  
  System Architecture, Design & Integration
  
  
  Lead the architecture and detailed design of nuclear physical protection and security systems in compliance with 10 CFR 73. These are small to mid-size systems, often with two servers and 5 to 8 workstations. They are completely closed systems, traditional infrastructure, with no Internet, no wireless, no cloud computing. They involve a redundant network design for servers, workstations, and field equipment. Designed for no single point of failure.Confirm the systems meet requirements specific to the nuclear power plant industry to ensure our systems meet regulatory compliance, high-reliability, and long-term operability.Integrate hardware, software, communications, sensors, actuators, and HMIs into cohesive system solutions.Provide technical written and verbal direction to vendors, integrators, and internal development teams.Author, maintain, and control System Documentation related to the system designed.Development & Implementation Support
  
  
  Support system development activities including configuration definition, design reviews, and technical baseline control.Participate in FAT, SAT, installation oversight, and system commissioning.Resolve technical issues identified during integration, testing, or operational use.Support lifecycle activities including upgrades, modifications, and obsolescence management.Ability to travel occasionally (out of state) to customer site for walkdowns, meetings, and brief installation oversight.Required Qualifications
  
  
  Bachelors degree in Engineering (Systems, Electrical, Software, or related).10+ years of experience designing and integrating systems.Preferred / Bonus Qualifications
  
  
  Direct experience working under 10 CFR 73 (e.g., 73.46, 73.55)Experience with NEI security guidance and NRC inspection procedures (IP 71130 series)Prior work with nuclear utilities, EPC firms, or nuclear security integratorsDemonstrated experience designing, integrating, and developing nuclear security systems, with supporting authorship of SRS/HRS, SDD, HDD, and ICDsFormer Navy nuclear, DOE, or DoD security engineering background with NRC crossoverINCOSE or similar systems engineering affiliationPersonal Attributes
  
  
  Strong systems thinker with practical engineering judgmentComfortable making and defending design decisionsMethodical, disciplined, and detail-orientedOperates professionally in sensitive environmentsTeam oriented with strong interpersonal skills and professional mannerCompensation & Growth
  
  
  Competitive senior-level compensation commensurate with experienceHealth insurance, Retirement plan, PTOOpportunity to play a foundational technical role in a growing nuclear security practice
  Please provide salary requirements with resume
  
  
  Read Less

  Apply Now

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