• Modeling & Simulation

    KBR (Reston, VA)
    Title: Modeling & Simulation Engineer ( Senior I) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering ... shape the future of space defense. KBR is seeking a Modeling & Simulation Engineer ( Senior I) with AFSIM experience to join a team of quantitative… more
    KBR (10/24/25)
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  • a Senior Aerospace Modeling

    Leidos (Charlottesville, VA)
    …our modeling and simulation team as a ** Senior ** **Aerospace Modeling and Simulation Engineer ** in Charlottesville, VA. You will play a valuable ... testing GNC algorithms + Experience in ITASE or AFSIM + Experience leading Modeling and Simulation teams At Leidos, we don't want someone who "fits the mold"-we… more
    Leidos (01/10/26)
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  • Modeling and Simulation

    BOOZ, ALLEN & HAMILTON, INC. (Alexandria, VA)
    Modeling and Simulation Engineer The Opportunity: Are you looking for an opportunity to combine your technical skills with big picture thinking to make an ... on national security? As a Modeling and Simulation ( M & S ) Engineer ,...to answer strategic questions, developing and briefing materials for senior management, and applying analytical and computational met hods,… more
    BOOZ, ALLEN & HAMILTON, INC. (12/19/25)
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  • Mid-Level Modeling and Simulation

    KBR (Chantilly, VA)
    Title: Mid-Level Modeling and Simulation Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and ... the future of space defense. KBR is seeking a Modeling And Simulation Engineer with...systems. We lead architectural assessments and report recommendations to senior US Government personnel guiding acquisition and execution of… more
    KBR (12/16/25)
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  • Power Systems Research Engineer - Grid…

    Pacific Northwest National Laboratory (Richmond, VA)
    …markets, and shape energy policy. Within this division, the Power System Modeling Group (PSMG) develops advanced simulation , analysis, and optimization tools ... grid. **Responsibilities** PNNL seeks a creative and inter-disciplinary power system engineer to develop model enhancements for conventional power system models… more
    Pacific Northwest National Laboratory (01/10/26)
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  • Systems Engineer , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Systems Engineer , Senior The Opportunity: Are you looking for an opportunity to combine your technical skills with big picture thinking to make an impact in ... leadership and mentoring while broadening your skillset into areas like modeling and simulation and computational analysis. Grow your skills by merging data… more
    BOOZ, ALLEN & HAMILTON, INC. (12/18/25)
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  • Senior Digital Engineer

    SAIC (Chantilly, VA)
    **Description** NSS Sector has an opening for a Senior Systems Engineer to provide Systems Engineering and Technical Assistance (SETA) services to an IC ... + Applies systems engineering, systems modeling , product lifecycle management, modeling and simulation , and related techniques, tools, and methodologies to… more
    SAIC (12/11/25)
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  • Senior Software Engineer - Mission…

    RTX Corporation (Sterling, VA)
    …of a rapidly evolving global market. We are seeking a highly motivated and experienced Senior Software Engineer with a focus on Mission Engineering to join our ... system performance analysis. + Develop and maintain software tools for modeling and simulation of mission environments (eg, AFSIM, RCADE, C++, Python). + Perform… more
    RTX Corporation (01/07/26)
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  • Performance Engineer - Offshore Wind O&M…

    Dominion Energy (Norfolk, VA)
    …into this job include the following: Engineer : 2+ years engineering experience Senior Engineer : 5+ years engineering experience Staff Engineer : 8+ years ... Performance Engineer - Offshore Wind O&M ( Engineer / Senior /Staff) (Norfolk, VA) Dominion Energy is...skills (includes technical writing); Experience with power plant performance simulation and modeling ; Experience with CMMS (eg… more
    Dominion Energy (12/18/25)
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  • Nuclear Engineer , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Nuclear Engineer , Senior Key Role: Provide nuclear weapons effects subject matter expertise to client research and development (R&D) modeling and ... control technology, or hard target defeat + Experience with nuclear weapons effects modeling and simulation tools + Knowledge of systems engineering, data… more
    BOOZ, ALLEN & HAMILTON, INC. (12/20/25)
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