• Sentinel - Staff Systems Engineer

    Northrop Grumman (Colorado Springs, CO)
    …they're making history. Northrop Grumman Defense Systems is seeking to hire a Staff Systems Engineer to join its team. This position may be located in either ... Sentinel program has an exciting opportunity for a Staff Systems Engineer to join the team supporting...years of experience with PhD + Must be a US Citizen with an active DoD Secret… more
    Northrop Grumman (09/06/25)
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  • Systems Engineer Sr - Operations

    Lockheed Martin (Littleton, CO)
    …Trident II D5 Fleet Ballistic Missile\. Lockheed Martin is looking for a highly motivated Systems Engineer to become a member of the Systems Engineering and ... Integration Team \(SEIT\)\. As a Simulation Engineer , you will work with a team of engineers...requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top… more
    Lockheed Martin (08/09/25)
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  • Systems Engineer Senior

    Lockheed Martin (Littleton, CO)
    …- - **What does this role look like?** Lockheed Martin is looking for a talented Systems Engineer to join the Navigation Systems team in Denver, Colorado ... precision navigation and timing to the world\. As a Systems Engineer , you will: * Creatively use...requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top… more
    Lockheed Martin (10/03/25)
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  • Systems Engineer - Enterprise…

    Lockheed Martin (Littleton, CO)
    …to build a better tomorrow with you\. Lockheed Martin seeks an innovative and talented Systems Engineer to join the Global Security team in Denver, Colorado\. ... Systems Engineers for Enterprise Integration will work with the...requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS/SCI… more
    Lockheed Martin (09/10/25)
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  • Systems Engineer III - Model Based…

    Sierra Nevada Company, LLC (Lone Tree, CO)
    united and sustain our way of living. Join our team as a Systems Engineer , where you will leverage your expertise to conduct in-depth research, architect ... simulation, and comprehensive testing using state-of-the-art tools. As a Systems Engineer , you will be integral to...status is required as this position needs an active US Security Clearance for employment. Non-U.S. citizens more
    Sierra Nevada Company, LLC (08/13/25)
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  • Experienced Systems Engineer

    Lockheed Martin (Littleton, CO)
    …tomorrow with you\. Lockheed Martin Space is looking for an innovative and experienced Systems Engineer to support the team that designs, develops, fields and ... \(internally and externally\) to mutually agreeable outcomes\. As a Systems Engineer , your roles and responsibilities will...requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top… more
    Lockheed Martin (10/01/25)
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  • Sr Systems Engineer - MBSE

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …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, model, ... it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation ...status is required as this position needs an active US Security Clearance for employment. Non-U.S. citizens more
    Sierra Nevada Company, LLC (09/06/25)
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  • Virtualization Systems Engineer

    Lockheed Martin (Colorado Springs, CO)
    …of cutting\-edge technologies to advance the Missile Defense System, safeguarding the United States and its allies\. Our collaborative and agile organization ... and enhancing leading\-edge missile defense technologies\. **The Work** As a Virtualization Systems Engineer , you will design, implement, and manage virtualized… more
    Lockheed Martin (09/05/25)
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  • UNIX Systems Engineer

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for an UNIX Systems Engineer to plan, execute, and implement,create and maintain team technical instructions, operating ... join date. + 5+ yrs experience as a Unix Systems Administrator or IT Engineer with experience...that improve how government agencies operate and serve our citizens . But we can't do it alone. We need… more
    GovCIO (09/24/25)
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  • Systems Engineer I

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …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, model, ... simulation, and test using progressive tools. As a cross-functional engineer , you are in charge of system-level ownership of...status is required as this position needs an active US Security Clearance for employment. Non-U.S. citizens more
    Sierra Nevada Company, LLC (09/19/25)
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