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Cornerstone Signals Cyber Technologies LLC
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  • Job DescriptionJob DescriptionModel-Based Systems Engineer (MBSE – Mis... Read More
    Job DescriptionJob DescriptionModel-Based Systems Engineer (MBSE – Missile Systems)Location: Beavercreek (Dayton), Ohio
    Employment Type: Full-Time
    Clearance: Active Top Secret with SCI eligibility required; CI Polygraph preferred
    Company: Cornerstone Signals & Cyber Technologies LLC

    About Cornerstone

    Cornerstone Signals & Cyber Technologies LLC is a certified Small Business, Service-Disabled Veteran-Owned Small Business (SDVOSB), Woman-Owned Small Business (WOSB), and Economically Disadvantaged Woman-Owned Small Business (EDWOSB) providing engineering, technical, advisory, intelligence, and program management services to Federal Government customers.

    Our professionals support mission-critical national security programs across the Department of Defense, Intelligence Community, and Federal civilian agencies, delivering innovative engineering and Digital Engineering solutions that improve mission effectiveness and accelerate technology modernization.

    Position SummaryCornerstone is seeking an experienced Senior Model-Based Systems Engineer (MBSE) to support a Digital Engineering (DE) modernization effort focused on migrating legacy Modeling, Simulation, and Analysis (MS&A) tools, algorithms, applications, and engineering processes into a cloud-native Digital Engineering pipeline.

    The successful candidate will support Government customers in developing, updating, and refactoring SysML-based models and reusable model libraries representing complete end-to-end missile systems. Working alongside Government engineers and subject matter experts, the engineer will help modernize missile performance analysis capabilities by implementing scalable Model-Based Systems Engineering methodologies that improve engineering rigor, reusability, and decision-making across advanced weapon system programs. 

    Key Responsibilities Scope the effort required to represent existing missile engineering data within a SysML-based MBSE environment.  Develop, update, and maintain complete end-to-end missile system models using SysML.  Create reusable SysML model libraries supporting Digital Engineering initiatives.  Develop scalable and repeatable workflows for generating new missile system models.  Apply, test, validate, and refine MBSE workflows using representative missile system use cases.  Collaborate closely with Government engineers and subject matter experts to optimize SysML model development processes.  Support migration of legacy Modeling, Simulation, and Analysis (MS&A) capabilities into a cloud-native Digital Engineering environment.  Define and maintain system requirements including performance characteristics such as Circular Error Probable (CEP).  Develop structural models including mass properties, center of gravity, and moments of inertia.  Model parametric characteristics including propulsion performance, thrust, specific impulse, and related system attributes.  Support Digital Engineering transformation initiatives that improve engineering efficiency, model reuse, and analytical consistency.  Participate in technical reviews, design discussions, and engineering trade studies supporting advanced missile system development. This position directly contributes to the modernization of missile performance modeling and supports the Government's long-term Digital Engineering strategy. 

    Minimum Qualifications Bachelor's degree in Engineering, Science, Mathematics, or a related technical discipline.  Minimum 3 years of experience in Systems Engineering or a related engineering discipline.  Demonstrated experience applying Model-Based Systems Engineering (MBSE) to aerospace, mechanical, defense, or comparable engineering systems.  Experience developing models using Systems Modeling Language (SysML).  Experience with one or more MBSE tools including:  Cameo Systems Modeler  MagicDraw  Enterprise Architect  Formal MBSE training or certification (INCOSE, OMG, or equivalent).  Ability to collaborate effectively with multidisciplinary engineering teams to define modeling requirements.  Strong communication skills and demonstrated ability to support Government adoption of MBSE methodologies. Preferred Qualifications8 or more years of Systems Engineering experience supporting Department of Defense programs. 3 or more years developing SysML models for aerospace or missile system applications.  Experience supporting:  Missile Performance Analysis  Rocket propulsion systems  Solid rocket motors  Guidance, Navigation, and Control (GNC)  Sensor systems including phased-array radar  Experience creating reusable SysML model libraries.  Experience migrating legacy engineering tools into Digital Engineering environments.  Experience supporting cloud-native Digital Engineering ecosystems.  Experience supporting advanced weapons system modeling, simulation, and analysis (MS&A).  Familiarity with Digital Engineering implementation across the DoD acquisition lifecycle. Security Requirements Active Top Secret security clearance with SCI eligibility is required.  Current CI Polygraph is highly desired.  U.S. Citizenship is required. Read Less
  • Job DescriptionJob DescriptionHuman Performance Optimization (HPO) Spe... Read More
    Job DescriptionJob DescriptionHuman Performance Optimization (HPO) Specialist

    Location: Savannah, Georgia
    Company: Cornerstone Signals & Cyber Technologies LLC
    Position Type: Full-Time (Contingent Upon Contract Award)
    Work Schedule: Monday–Friday (40 hours/week) with occasional weekend support during Air National Guard drill weekends. Telework is not authorized.

    Position Overview

    Cornerstone Signals & Cyber Technologies LLC is seeking an experienced Human Performance Optimization (HPO) Specialist to support the Georgia Air National Guard's 165th Air Support Operations Squadron (165 ASOS) in Savannah, Georgia. This position is contingent upon contract award.

    The HPO Specialist will deliver comprehensive performance optimization, injury prevention, rehabilitation, and strength and conditioning services to Tactical Air Control Party (TACP) personnel. Working as an integrated member of the unit, the successful candidate will develop individualized performance programs that enhance mission readiness, reduce injuries, accelerate recovery, and improve long-term physical resilience.

    This position supports the Air National Guard's Preservation of the Force and Family (POTFF) initiative and applies professional sports medicine principles to military tactical athletes.

    Primary Responsibilities

    Design and implement individualized strength and conditioning programs tailored to mission requirements. Conduct physical performance assessments, movement screenings, and fitness evaluations. Develop injury prevention strategies and educate personnel on proper training techniques. Evaluate musculoskeletal injuries and develop rehabilitation and return-to-duty programs. Monitor recovery progress and modify treatment plans as needed. Coordinate care with military medical providers and unit leadership. Maintain detailed treatment records and performance documentation. Provide education on nutrition, mobility, recovery, sleep, hydration, and overall human performance. Support physical fitness testing preparation and operational readiness initiatives. Collect, analyze, and report performance metrics to Government leadership. Participate in unit planning meetings and performance reviews. Ensure compliance with all Government policies, safety standards, and documentation requirements. Minimum Qualifications

    Masters in Physical Therapy – ideally Doctor of Physical Therapy (DPT) from an accredited institution. Current unrestricted Physical Therapist license in the United States. Current CPR/BLS certification. Ability to obtain and maintain a Common Access Card (CAC). Ability to successfully complete Government background screening required for installation access. Strong knowledge of: Functional movement assessment Sports medicine principles Strength and conditioning Rehabilitation techniques Tactical athlete performance optimization Excellent written and verbal communication skills. Proficiency with Microsoft Office applications and electronic medical documentation systems. Preferred Qualifications

    Highly qualified candidates will possess one or more of the following:

    Certified Strength and Conditioning Specialist (CSCS) through the National Strength and Conditioning Association (NSCA). Sports Certified Specialist (SCS) certification. Previous experience supporting: Air Force Special Warfare Tactical Air Control Party (TACP) Air National Guard Special Operations Forces (SOF) Human Performance Optimization (HPO) or Preservation of the Force and Family (POTFF) programs. Experience working with elite tactical athletes or professional athletic organizations. Familiarity with military medical systems, including TRICARE. Experience providing performance analytics and readiness reporting. Desired Knowledge and Skills

    Successful candidates will demonstrate:

    Exceptional interpersonal skills and the ability to build trust with military personnel. Strong clinical decision-making and problem-solving abilities. Experience developing individualized rehabilitation and performance plans. Ability to manage multiple priorities in a dynamic operational environment. Commitment to improving operational readiness and long-term health outcomeSecurity Requirements

    Ability to obtain and maintain installation access. Successful completion of all required background investigations. Eligibility to obtain Government network access and Common Access Card (CAC). Compensation

    Starting salary: $110,000 annually, with higher compensation based on qualifications, professional certifications, and directly related experience supporting tactical human performance, Special Operations, or military human performance optimization programs.

    Cornerstone offers a competitive benefits package that includes:

    Cornerstone contributes an unmatched 6% on top of salary to 401(k)Paid Time Off - 15 DaysAll 11 Federal Holidays   Read Less
  • Job DescriptionJob DescriptionBenefits:401(k)401(k) matchingDental ins... Read More
    Job DescriptionJob DescriptionBenefits:
    401(k)401(k) matchingDental insurancePaid time offVision insurance
    Senior Propulsion EngineerLocation: Dayton, Ohio - NASIC
    Employment Type: Full-Time
    Clearance: Active TS/SCI 

    Cornerstone Signals & Cyber Technologies LLC is a certified Small Business, Service-Disabled Veteran-Owned Small Business (SDVOSB), Woman-Owned Small Business (WOSB), and Economically Disadvantaged Woman-Owned Small Business (EDWOSB) providing engineering, technical, advisory, intelligence, and program management services to Federal Government customers. Our professionals support mission-critical national security programs across the Department of Defense, Intelligence Community, and Federal civilian agencies.

    Position Summary

    Cornerstone is seeking a highly motivated Senior Propulsion Engineer to support an advanced aerospace and missile systems program in Dayton, Ohio. The successful candidate will provide technical engineering support involving rocket propulsion systems, guidance, navigation, control, modeling and simulation, and aerospace vehicle performance analysis.

    This position supports Government customers by evaluating propulsion technologies, conducting engineering analyses, performing technical research, and developing formal engineering assessments related to liquid rocket engines, solid rocket motors, and associated propulsion subsystems.

    The selected candidate will operate with minimal supervision while collaborating with multidisciplinary engineering teams to deliver technically sound, mission-focused solutions.

    Primary Responsibilities

    Provide technical analysis and engineering support for advanced propulsion systems supporting aerospace and missile programs.Research, evaluate, and assess liquid rocket engines, solid rocket motors, and associated propulsion technologies.Respond to Government technical inquiries through engineering analyses, literature reviews, and formal technical reports.Perform propulsion performance evaluations using analytical methods, engineering software, and established technical databases.Support design reviews, trade studies, and technical risk assessments.Analyze propulsion system performance, combustion processes, thermal environments, and fluid flow characteristics.Support modeling and simulation activities associated with propulsion system performance.Collaborate with multidisciplinary engineering teams to evaluate total vehicle performance and subsystem integration.Prepare technical briefings and engineering documentation for Government stakeholders.Maintain awareness of emerging propulsion technologies and applicable engineering standards.Required Qualifications

    Bachelor's degree in Aerospace Engineering or Mechanical Engineering from an ABET-accredited institution.Eight (8) or more years of professional engineering experience supporting propulsion systems, aerospace systems, fluid mechanics, or closely related disciplines.Working knowledge of:ThermodynamicsChemical equilibriumStoichiometryCompressible flowRocket nozzle theoryStructural mechanicsClassical mechanicsExperience performing engineering calculations using one or more of the following:PythonMATLABCC++FortranAbility to independently conduct technical research and develop engineering reports.Excellent written and verbal communication skills.Preferred Qualifications

    Master's degree in Aerospace Engineering or Mechanical Engineering with emphasis in chemical propulsion.Eight (8) or more years of propulsion engineering experience.Experience supporting Department of Defense or Intelligence Community aerospace programs.Experience with liquid rocket engines and/or solid rocket motors.Experience utilizing JANNAF propulsion databases.Experience using NASA Chemical Equilibrium with Applications (CEA) or comparable propulsion analysis software.Knowledge of:Propellant combustionFeed systemsInjector designCooling systemsIgniter designPropellant grain designStructural analysis of rocket motorsPressure loss analysisPropulsion instrumentation including pressure transducers, thermocouples, and flow measurement systems.Experience participating in multidisciplinary engineering design reviews.Desired Skills

    Strong analytical and critical thinking abilities.Ability to independently solve complex engineering problems.Strong technical writing and presentation skills.Effective collaboration within integrated engineering teams.Ability to manage multiple technical priorities while meeting project deadlines.Commitment to technical excellence and continuous professional development.Base salary is currently $185,000, possibly more depending on qualifications, directly related experience, technical expertise, and security clearance.

    Read Less
  • Job DescriptionJob DescriptionBenefits:401(k)401(k) matchingDental ins... Read More
    Job DescriptionJob DescriptionBenefits:
    401(k)401(k) matchingDental insurancePaid time offVision insurance
    Human Performance Optimization (HPO) Specialist


    Location: Savannah, Georgia
    Company: Cornerstone Signals & Cyber Technologies LLC
    Position Type: Full-Time (Contingent Upon Contract Award)
    Work Schedule: Monday–Friday (40 hours/week) with occasional weekend support during Air National Guard drill weekends. Telework is not authorized.

    Position Overview


    Cornerstone Signals & Cyber Technologies LLC is seeking an experienced Human Performance Optimization (HPO) Specialist to support the Georgia Air National Guard's 165th Air Support Operations Squadron (165 ASOS) in Savannah, Georgia. This position is contingent upon contract award.

    The HPO Specialist will deliver comprehensive performance optimization, injury prevention, rehabilitation, and strength and conditioning services to Tactical Air Control Party (TACP) personnel. Working as an integrated member of the unit, the successful candidate will develop individualized performance programs that enhance mission readiness, reduce injuries, accelerate recovery, and improve long-term physical resilience.

    This position supports the Air National Guard's Preservation of the Force and Family (POTFF) initiative and applies professional sports medicine principles to military tactical athletes.

    Primary Responsibilities


    Design and implement individualized strength and conditioning programs tailored to mission requirements. Conduct physical performance assessments, movement screenings, and fitness evaluations. Develop injury prevention strategies and educate personnel on proper training techniques. Evaluate musculoskeletal injuries and develop rehabilitation and return-to-duty programs. Monitor recovery progress and modify treatment plans as needed. Coordinate care with military medical providers and unit leadership. Maintain detailed treatment records and performance documentation. Provide education on nutrition, mobility, recovery, sleep, hydration, and overall human performance. Support physical fitness testing preparation and operational readiness initiatives. Collect, analyze, and report performance metrics to Government leadership. Participate in unit planning meetings and performance reviews. Ensure compliance with all Government policies, safety standards, and documentation requirements. Minimum Qualifications


    Masters in Physical Therapy – ideally Doctor of Physical Therapy (DPT) from an accredited institution. Current unrestricted Physical Therapist license in the United States. Current CPR/BLS certification. Ability to obtain and maintain a Common Access Card (CAC). Ability to successfully complete Government background screening required for installation access. Strong knowledge of: Functional movement assessment Sports medicine principles Strength and conditioning Rehabilitation techniques Tactical athlete performance optimization Excellent written and verbal communication skills. Proficiency with Microsoft Office applications and electronic medical documentation systems. Preferred Qualifications


    Highly qualified candidates will possess one or more of the following:

    Certified Strength and Conditioning Specialist (CSCS) through the National Strength and Conditioning Association (NSCA). Sports Certified Specialist (SCS) certification. Previous experience supporting: Air Force Special Warfare Tactical Air Control Party (TACP) Air National Guard Special Operations Forces (SOF) Human Performance Optimization (HPO) or Preservation of the Force and Family (POTFF) programs. Experience working with elite tactical athletes or professional athletic organizations. Familiarity with military medical systems, including TRICARE. Experience providing performance analytics and readiness reporting. Desired Knowledge and Skills


    Successful candidates will demonstrate:

    Exceptional interpersonal skills and the ability to build trust with military personnel. Strong clinical decision-making and problem-solving abilities. Experience developing individualized rehabilitation and performance plans. Ability to manage multiple priorities in a dynamic operational environment. Commitment to improving operational readiness and long-term health outcomeSecurity Requirements


    Ability to obtain and maintain installation access. Successful completion of all required background investigations. Eligibility to obtain Government network access and Common Access Card (CAC). Compensation


    Starting salary: $110,000 annually, with higher compensation based on qualifications, professional certifications, and directly related experience supporting tactical human performance, Special Operations, or military human performance optimization programs.

    Cornerstone offers a competitive benefits package that includes:

    Cornerstone contributes an unmatched 6% on top of salary to 401(k)Paid Time Off - 15 DaysAll 11 Federal Holidays  

    Read Less

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