• Network Lab Engineer - TS/SCI

    General Dynamics Information Technology (Sterling, VA)
    …Citizenship Required:** Yes **Job Description:** GDIT is seeking a **Lab Engineer ** with strong networking expertise to support testing, evaluation, and development ... designed solutions + Assist in developing and executing test plans, simulations , and performance validations. + Document configurations, troubleshooting steps, and… more
    General Dynamics Information Technology (07/09/25)
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  • Specialist, Systems Engineer - Watch…

    L3Harris (Springfield, VA)
    …cyber domains in the interest of national security. Job Title: Specialist, Systems Engineer - Watch Officer (Active TS/SCI w/CI Poly Required) Job Code: 25245 Job ... strategic objectives. + Experience with software languages for scripting, modeling, simulations , and data transfers, including Python, PERL, or similar programming… more
    L3Harris (07/04/25)
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  • Systems Engineer

    G2 Ops, Inc. (Virginia Beach, VA)
    …this opportunity, we are seeking a highly motivated, team-oriented Mid Systems Engineer , to support engineering projects across multiple domains. You'll have the ... tasks like analyzing system data, assisting in the design of models and simulations , and developing computer programs. Your ability to gather, organize, and analyze… more
    G2 Ops, Inc. (06/03/25)
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  • Senior Software Engineer (Multiple…

    ICF (Reston, VA)
    Description ICF Incorporated, LLC: Senior Software Engineer (Multiple Positions) - Reston, VA DUTIES: + Planning, design, development, documentation, and release of ... related software applications and databases + Participate in multiple modeling, simulations , and analysis efforts, and support technical development of solutions. +… more
    ICF (05/22/25)
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  • Model Based Systems Engineer (Mbse)

    IERUS Technologies, Inc. (Chantilly, VA)
    …C++, Python, MATLAB, UML, SysML, DoDAF modeling; * Experience with military simulations ; * Hypersonic weapons or hypersonic technology development * Experience with ... simulation model integration; and * 5+ years of experience performing model-based systems engineering (MBSE); * TS/SCI security clearance. Location: Chantilly, VA/Various locations in the US IERUS Technologies is an Equal Opportunity/Affirmative Action… more
    IERUS Technologies, Inc. (08/02/25)
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  • Senior Software Engineer (S)

    SimIS Inc. (Dahlgren, VA)
    …Familiarity with US Navy military training systems and combat system simulations Experience Required: + Bachelor's degree in Computer Science, Software Engineering, ... or related field + Mandatory: Must meet DOD 8570 requirements for Information Assurance Technician (IAT) Level II + Strong analytical and problem-solving abilities + Excellent written and verbal communication skills + Experience with military simulation… more
    SimIS Inc. (06/23/25)
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  • Systems Engineer II (S)

    SimIS Inc. (Dahlgren, VA)
    …complex systems + Familiarity with military training systems and combat system simulations + Mandatory : Must meet DOD 8570 requirements for Information Assurance ... Technician (IAT) Level I + SECRET clearance Experience Desired: + Preferred: Master's degree in related field + Project Management Professional (PMP) Certification + Experience with project management tools (eg, MS Project, Jira) + Demonstrated ability to lead… more
    SimIS Inc. (06/23/25)
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  • Space Sr. Staff AI Safety Architect

    Northrop Grumman (Dulles, VA)
    …not only part of history, they're making history. Northrop Grumman is seeking an engineer or researcher to lead the development of a safety framework for AI-driven ... Operations (RPO) in space environments. This role involves building the policies, simulations , and constraint systems that ensure AI agents operate within safety… more
    Northrop Grumman (08/08/25)
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  • Network Modeling and Simulation Technician

    CACI International (Sterling, VA)
    …**The Opportunity** : We are seeking an experienced Network Modeling and Simulation Engineer to join our team. The successful candidate will be responsible for ... developing and executing complex network models and simulations to optimize network performance, capacity, and reliability across various technologies.… more
    CACI International (07/24/25)
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  • Lead, Systems Engineering

    L3Harris (Ashburn, VA)
    …domains in the interest of national security. Job Title: Lead, Systems Integration Engineer Job Code: 27316 Job Location: Ashburn, VA Job Schedule: 9/80 Regular Job ... Description: As the Lead, Systems Integration Engineer , you will be responsible for hardware and software...from design verification test efforts + Develop and run simulations and other analysis tools to predict system performance… more
    L3Harris (08/10/25)
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