• Senior Software Engineer (S)

    SimIS Inc. (Dahlgren, VA)
    …SimIS, Inc. seeks Senior Software Engineers to lead software development for simulation systems , mentor junior developers, and oversee complex software ... projects. This position involves developing and maintaining software for training simulation systems including scenario development tools and system interfaces.… more
    SimIS Inc. (09/22/25)
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  • Hardware Engineer 3

    Huntington Ingalls Industries (Roanoke, VA)
    …tools, and third-party EDA tools will be necessary to perform modeling, simulation , and analysis of targeted systems . Effective collaboration with teammates ... will contribute to the team by utilizing in-house software tools to reverse engineer hardware assets provided by the US government. During the analysis, engineers… more
    Huntington Ingalls Industries (07/09/25)
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  • Electronics Engineer -Modeling

    CACI International (Charlottesville, VA)
    Electronics Engineer -Modeling Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel ... * * * Job Description CACI has an exciting opportunity for an Electronics Engineer -Modeling to support the engineering analysis and modeling of foreign RF systems more
    CACI International (08/28/25)
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  • Senior Software Engineer - Training System…

    RTX Corporation (Sterling, VA)
    …a security clearance​ **Security Clearance:** Secret - Current **Senior Software Engineer ** **- Training System Software (Onsite)** We are currently searching for ... a Sr. Software Engineer to join our team in Sterling VA. Employing...and defense. This software engineering position is within the Simulation & Training Solutions (STS) business area. STS develops… more
    RTX Corporation (09/16/25)
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  • Mechanical Engineer -Modeling

    CACI International (Charlottesville, VA)
    Mechanical Engineer -Modeling Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel ... * CACI has an exciting opportunity for a Mechanical Engineer -Modeling to support the lethality analysis and modeling of...lethality analysis and modeling of foreign armored vehicles, weapon systems , and UAS. We need experts to support the… more
    CACI International (08/30/25)
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  • Fire Alarm College Return Engineer

    M. C. Dean (Vienna, VA)
    …at MC Dean, you will join forces with more than 3,600 professionals who engineer and deploy automated, secure and resilient power and technology systems ; and ... Portland, OR; and Stuttgart, Germany. MC Dean delivers multi-disciplinary systems engineering for electrical, electronic security, telecommunications, life-safety, instrumentation… more
    M. C. Dean (09/10/25)
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  • Python Software Engineer - level 3

    Northrop Grumman (Fairfax, VA)
    …Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations ... of history, they're making history. The Payload and Ground Systems , a division within Northrop Grumman's Space Systems...candidate will work on expanding proof of concept network simulation software to a more feature rich software product.… more
    Northrop Grumman (08/09/25)
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  • Software Engineer Intern (Spring / Fall…

    Leidos (Reston, VA)
    …Leidos has a job opening beginning in the Spring of 2027 for a Software Engineer Intern/Co-Op in Reston, VA. Work will consist of a wide range of project tasks ... automated testing, and static/dynamic code analysis supporting 3D modeling, simulation , and visualization. Tasks also include integration and interface development… more
    Leidos (09/28/25)
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  • Software Engineer ( Engineer

    Huntington Ingalls Industries (Suffolk, VA)
    …* Knowledge of simulation and training environments, preferably JLVC or similar federated simulation systems . * Must have and be able to maintain a Secret ... its fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures… more
    Huntington Ingalls Industries (08/28/25)
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  • Structural Engineer

    Applied Research Associates, Inc. (Fort Belvoir, VA)
    …technical expertise in defense technologies, civil technologies, computer software and simulation , systems analysis, environmental technologies, and testing and ... Research Associates, Inc. (ARA) is looking for a talented **Structural Engineer ** . This position provides operational, research and development, and training… more
    Applied Research Associates, Inc. (09/09/25)
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