• Lead, Systems Engineering - Modeling…

    L3Harris (Herndon, VA)
    …interest of national security. Job Title: Lead, Systems Engineering - Modeling & Simulation Job Code: 30436 Job Location: Herndon, VA Job Schedule: 9/80 Job ... L3Harris Technologies has an opening for a Manager, Systems Engineering in Modeling, Simulation & Analysis (MS&A) to join our Mission Analysis Group (MAG). This… more
    L3Harris (12/05/25)
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  • Software Developer II - Modeling…

    SimIS Inc. (Suffolk, VA)
    …Description: The ideal candidate will support US military Modeling & Simulation (M&S) efforts with intermediate-level responsibilities in the design, development, ... integration, and maintenance of simulation systems used for training, analysis, and decision support...analysis and system design activities Experience Required: + Master's degree in Computer Science, Software Engineering, Computer Engineering, or… more
    SimIS Inc. (11/01/25)
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  • Model and Simulation Systems Engineer

    KBR (Chantilly, VA)
    Title: Model and Simulation Systems Engineer KBR seeks a highly motivated Systems Engineer to support an Intelligence Community Space customer. The successful ... mission fundamentals, and the ability to perform modeling and simulation of complex space systems in a Digital Engineering...Minimal + Working Hours: Standard Minimum Qualifications: + Bachelor's Degree in the STEM field + 5+ years' experience… more
    KBR (11/06/25)
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  • Sr Systems Engineer / Integration…

    Lockheed Martin (Suffolk, VA)
    …or 3 years of professional experience with a related Masters degree \. \- Simulation systems architecture, integration, configuration management, modification, ... collaboration, and excellence\. Our Suffolk site brings together advanced modeling, simulation , and integration to enable rapid capability development and real\-time… more
    Lockheed Martin (10/04/25)
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  • Simulation Engineer - TS/SCI Required

    Leidos (Reston, VA)
    …or MS with 6+ years of prior relevant experience. + Must have a degree in simulation engineering, systems engineering, data science, operations research or a ... **Description** The Mission Solutions Business Area at Leidos has an opening for a Simulation Engineer in Reston, Virginia. The primary focus of the work is systems … more
    Leidos (09/26/25)
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  • Joint Operational Logistics Subject Matter Expert…

    KBR (Reston, VA)
    Title: Joint Operational Logistics Subject Matter Expert (Modeling & Simulation ) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides ... operational planning to apply experiences in a model and simulation (M&S) environment in support of the Defense Advanced...0-20% + Working Hours: Standard Qualifications: Required: + Bachelor's Degree and at least 12 years of relevant experience… more
    KBR (09/26/25)
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  • Modeling & Simulation Engineer (N)

    SimIS Inc. (Norfolk, VA)
    …next-generation platforms. To support our NATO customer, SimIS seeks a Modeling and Simulation Engineer to guide the design and operation of complex simulation ... NATO force design and strategic decision making. Education and Qualifications + Master's degree in Engineering, Computer Science, or Physics + 8 years of experience… more
    SimIS Inc. (09/17/25)
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  • GNC Modeling and Simulation Engineer

    Jacobs (Chantilly, VA)
    Blacklynx, a Jacobs company, is seeking a talented and motivated GNC Modeling and Simulation Engineer to join our dynamic team. As a GNC Modeling and Simulation ... guidance, navigation, and control algorithms and systems. * Perform system modeling, simulation , and analysis to validate GNC designs. * Model spacecraft systems… more
    Jacobs (11/15/25)
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  • Program Security Subject Matter Expert (Modeling…

    KBR (Reston, VA)
    Title: Program Security Subject Matter Expert (Modeling & Simulation ) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end ... Subject Matter Expert to support a multi-disciplinary team that provides modeling, simulation , and analysis (MS&A) support to the Defense Advanced Research Projects… more
    KBR (11/26/25)
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  • Senior Mechanical Engineer - Flight…

    RTX Corporation (Sterling, VA)
    …Clearance:** DoD Clearance: Secret **Senior Mechanical Engineer** **- Flight Simulation (Onsite)** **Description:** Senior level professional focused on the ... and trades shows **Qualifications You Must Have:** + Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years… more
    RTX Corporation (11/06/25)
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