• Lead, RF Systems Engineer

    L3Harris (Rochester, NY)
    …sea and cyber domains in the interest of national security. Job Title: Lead, RF Systems Engineer Job Code: 29726 Job Location: Rochester, NY Job Schedule: 9/80; ... L3Harris Communication Systems as a Lead RF Systems Engineer , where you'll play a critical...role, you'll be at the center of our Network Simulation (Netsim) and Analysis team, helping shape the proprietary… more
    L3Harris (10/11/25)
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  • ​​Senior Model Based Systems…

    Leidos (Beavercreek, OH)
    …Defense Sector at Leidos, currently has an opening for a cleared **Senior Model-Based Systems Engineer ** to work in our **Beavercreek, OH** office. This is an ... testing to deploy cutting edge, next generation solutions. **Primary Responsibilities** As a Systems Engineer with Leidos, you will use MBSE methodologies and… more
    Leidos (10/01/25)
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  • Sr Systems Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …keep our world united and sustain our way of living. Join our team! As a Systems Engineer , you will be using your skills and expertise to research, architect, ... ushering them from operational concept through preliminary and detailed design, simulation , and test using progressive tools. As a cross-functional engineer… more
    Sierra Nevada Company, LLC (09/25/25)
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  • Systems Engineer I

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …keep our world united and sustain our way of living. Join our team! As a Systems Engineer , you will be using your skills and expertise to research, architect, ... ushering them from operational concept through preliminary and detailed design, simulation , and test using progressive tools. As a cross-functional engineer… more
    Sierra Nevada Company, LLC (09/19/25)
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  • Command, Control, Communications, and Battle…

    Chenega Corporation (Fort Belvoir, VA)
    Command, Control, Communications, and Battle Management (C3BM) Principal Systems Engineer Ft. Belvoir, VA Join our Talent Network Command, Control, ... Communications, and Battle Management (C3BM) Principal Systems Engineer Ft. Belvoir, VA Are you...C2BMC and OPIR. + Offer expertise in Modeling and Simulation + Provide expertise in threat modeling. + Provide… more
    Chenega Corporation (09/14/25)
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  • DevSecOps Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a **DevSecOps Systems Engineer ** to fill a critical position on the SAIC's Prime Program Landmark AOS in Chantilly, VA. Landmark ... **A Top Secret/SCI Poly is required.** As the DevSecOps Systems Engineer , you will be integrating security...IT, including cloud services; cyber; software; advanced analytics and simulation ; and training. We are a team of 23,000… more
    SAIC (09/09/25)
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  • Systems Engineer , Mid

    William C Brown Inc (St. Louis, MO)
    Systems Engineer , Mid EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment without ... protected by law. Description WCBinc is looking for a Systems Engineer to join our team to...systems , application software, and system management tools Performs systems modeling, simulation , and analysis Performs continual… more
    William C Brown Inc (09/01/25)
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  • Senior Propulsion Systems Engineer

    SAIC (Hill AFB, UT)
    **Description** SAIC is seeking an experienced and dynamic Propulsion Engineer to support the United States Air Force for the Sentinel weapon system, the next ... Ballistic Missile (ICBM), at Hill Air Force Base, Utah. The Propulsion Engineer will provide technical expertise and independent assessments of Post-Boost Vehicle… more
    SAIC (08/21/25)
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  • GEOINT Systems Engineer

    KBR (Chantilly, VA)
    Title: GEOINT Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... most critical role - protecting our national security. We are seeking a GEOINT Systems Engineer to provide support for system analysis for all GEOINT operations… more
    KBR (08/01/25)
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  • Systems Engineer (Lead or Senior)

    The Boeing Company (Albuquerque, NM)
    … development and integration + Experience/recognized job expert in modeling or simulation of complex systems + Experience/recognized job expert of statistical ... Space and Security (BDS) is seeking motivated & talented ** Systems Engineers (Lead or Senior)** to join the ...maintain analysis tools of varied fidelity including modeling and simulation tools to predict performance against evolving threats of… more
    The Boeing Company (10/17/25)
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