• Principal Systems Engineer

    RTX Corporation (Binghamton, NY)
    …for a security clearance **Security Clearance:** DoD Clearance: Secret **Principal Systems Engineer ** **- Simulation & Training (Onsite)** Collins is seeking an ... experienced Systems Engineer to work within the dynamic Simulation ...challenge with a results-oriented team of Systems, Hardware and Software Engineers. **What you will do:** + Collaborate with… more
    RTX Corporation (12/09/25)
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  • Senior Modeling & Simulation

    Intuitive Research and Technology Corporation (Orlando, FL)
    …Start Building Your Future today! We are seeking a Senior Modeling & Simulation (M&S) Engineer who combines depth in high-fidelity physics modeling with ... guidance, navigation & control; environmental/terrain effects), integrate them into distributed simulation networks using standards such as HLA, DIS, and TENA, and… more
    Intuitive Research and Technology Corporation (01/13/26)
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  • Modeling and Simulation Engineer

    Sciolex Corporation (Chantilly, VA)
    …supporting the acquisition of multi-intelligence (multi-INT) software services. The engineer is tasked with leading the integration of mission focused ... to ensuring you receive the utmost employee care. Responsibilities As the Modeling and Simulation Engineer , you will provide specialized engineering expertise… more
    Sciolex Corporation (01/07/26)
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  • Modeling and Simulation (M&S)…

    IERUS Technologies, Inc. (Huntsville, AL)
    …Description: This is an opportunity to join the IERUS team as a Software Engineer supporting a large Missile Defense Agency program. The ideal ... * Active Secret clearance; * US Citizen * Experience in test and Integration of missile defense simulation applications in Unix/Linux environment; * Unix/Linux… more
    IERUS Technologies, Inc. (10/24/25)
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  • Senior Mechanical Engineer - Flight…

    RTX Corporation (Sterling, VA)
    …a security clearance​ **Security Clearance:** DoD Clearance: Secret **Senior Mechanical Engineer ** **- Flight Simulation (Onsite)** **Description:** Senior level ... high complexity + Work closely with other engineering disciplines (eg electrical, software and systems engineering) to ensure the mechanical design is appropriate… more
    RTX Corporation (11/06/25)
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  • Systems Engineer ( Simulation

    Lockheed Martin (Fort Worth, TX)
    …Martin Aeronautics in Fort Worth, TX is seeking a full\-time Early Career Systems Engineer \. In this role, you will work systems level functional test and ... integration activities\. The successful candidate will have experience and/or...Computer Science, Computer Engineering, Mechanical Engineering, Aeronautical Engineering, or Software Engineering \- Must be a US Citizen; this… more
    Lockheed Martin (01/15/26)
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  • Android Platform Simulation Engineer

    Cognizant (Lynchburg, VA)
    **Job Summary** As an Android Platform Development Engineer you will responsible for Development Coding and Systems integration for Network systems used in ... with pre-emptive multitasking real-time operating systems. + Minimum 8-12 years software development experience in C and C++ object-oriented programming (Design… more
    Cognizant (01/08/26)
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  • Team Lead - NASA Space Vehicle Guidance,…

    CACI International (Houston, TX)
    …with simulation and math model validation processes. + Experience with software simulation programming and scenario development, eg, NASA / CACI Trick ... simulations for spacecraft systems and subsystems including hardware and software . + Develop simulation scenarios to test...Integration tools and methods + Strong computer and software skills in both Linux and Windows environments. +… more
    CACI International (12/18/25)
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  • NASA Artemis Lunar Gateway Flight Software

    CACI International (Houston, TX)
    NASA Artemis Lunar Gateway Flight Software Integration Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: NACI ... space exploration. CACI is looking for an experienced **Flight Software Integration Engineer ** to provide...developed by NASA and commercial partners, developing tests and simulation software to verify the integrated … more
    CACI International (10/25/25)
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  • Senior Software Integration

    KBR (Beavercreek, OH)
    Title: Senior Software Integration Engineer -API Design Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering ... Role summary KBR is seeking a highly experienced Senior Software Integration Engineer to join...Define and govern the API‑first contracts that modularize the simulation core and onboard legacy tools as modern services… more
    KBR (01/08/26)
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