• 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 in-depth knowledge...such as STK, SOAP, MATLAB, and potentially organically developed software + Analysis of space systems, performance metrics, timelines,… more
    KBR (12/16/25)
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  • Modeling & Simulation Engineer (N)

    SimIS Inc. (Norfolk, VA)
    …and execution of wargames, exercises, experiments, or other similar events. + Simulation software expertise (AnyLogic, Arena, MATLAB/Simulink) is desirable. + ... and next-generation platforms. To support our NATO customer, SimIS seeks a Modeling and Simulation Engineer to guide the design and operation of complex … more
    SimIS Inc. (12/17/25)
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  • ​​Engineering Intern - Modeling

    Leidos (Huntsville, AL)
    …Analysis & Engineering Portfolio** , is seeking a talented engineering intern for modeling & simulation applications with the ability to potentially work ... current and future defense of our nation; primarily in the areas of modeling & simulation , sensor integration, testing, characterization, data analysis, and… more
    Leidos (12/19/25)
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  • Modeling & Simulation Engineer,…

    RTX Corporation (Woburn, MA)
    …boundaries of innovation, and leading the industry in operational modeling and simulation using our own purpose-built software . As a member in the Concept ... our warfighting customer requirements. The CONOPS Analysis section is hiring for a ** Modeling and Simulation Engineer, Senior Systems Engineer.** This is an… more
    RTX Corporation (01/08/26)
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  • Staff Engineer Systems Modeling

    Northrop Grumman (Melbourne, FL)
    …Grumman Aeronautics Systems is seeking a qualified and innovative **Staff Engineer Systems Modeling Simulation ** to join the innovative Model Based Test & ... are seeking a creative and driven Staff Engineer Systems Modeling Simulation - Modeling and...manage a team to develop processes and techniques using software engineering best practices and standards. + Collaborate across… more
    Northrop Grumman (11/04/25)
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  • Program Security Subject Matter Expert…

    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 ... Security Subject Matter Expert to support a multi-disciplinary team that provides modeling , simulation , and analysis (MS&A) support to the Defense Advanced… more
    KBR (11/26/25)
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  • Modeling Simulation and Analysis…

    RTX Corporation (Tucson, AZ)
    …are the world's leader in developing cutting edge defense technologies through simulation -driven virtual environments. Our software products empower the next ... sets + Experience developing or simulating physical systems + Experience in modeling , simulation , statistics, or analysis for existing or proposed engineering… more
    RTX Corporation (11/19/25)
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  • Senior Modeling & Simulation

    Intuitive Research and Technology Corporation (Valparaiso, FL)
    …and seeks excellence. Start Building Your Future today! We are seeking a Senior Modeling & Simulation (M&S) Engineer who combines depth in high-fidelity physics ... modeling with breadth across the modern M&S ecosystem. In...navigation & control; environmental/terrain effects), integrate them into distributed simulation networks using standards such as HLA, DIS, and… more
    Intuitive Research and Technology Corporation (01/06/26)
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  • GNC Engineer, Phased Array Devices (Starshield)

    SpaceX (Hawthorne, CA)
    …state estimation + Linux development experience + Strong understanding of classical dynamics, modeling and simulation , and software development + Capable of ... control theory, state estimation, orbital mechanics, spacecraft systems design, optimization, and software development to join the Starshield GNC team. This role is… more
    SpaceX (01/05/26)
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  • Modeling & Simulation Engineer Entry…

    CACI International (Aberdeen Proving Ground, MD)
    Modeling & Simulation Engineer Entry Level Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... Travel: Continental US * * * **The Opportunity:** CACI is seeking an Entry level Simulation Engineer to support a program at Aberdeen Proving Ground, MD. If you have… more
    CACI International (01/13/26)
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