• Satellite Systems Engineer

    CACI International (Aurora, CO)
    Satellite Systems Engineer Job Category: Intelligence Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... US Anticipated Posting End: 1/1/2099 **The Opportunity:** Join CACI as a Satellite Systems Engineer and work in a high-speed resource management position… more
    CACI International (12/07/25)
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  • Model-Based Systems Engineer Staff

    Lockheed Martin (Littleton, CO)
    …deterrence\. Learn about the Trident II D5 Fleet Ballistic Missile\. As a Systems Engineer for Model\-Based System Engineering \(MBSE\) you will lead and ... employ MBSE approaches to develop Systems Engineering products using SysML and MBSE tools to...using Cameo or equivalent SysML for architecture design * Active Secret Security Clearance with ability to obtain and… more
    Lockheed Martin (01/14/26)
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  • Systems Engineer - Systems

    RTX Corporation (Aurora, CO)
    …that create a safer, more secure world. We have an exciting opportunity for a ** Systems Engineer - Integration and Test,** supporting one of our premier programs ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (01/14/26)
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  • Senior Systems Engineer (Onsite)

    RTX Corporation (Schriever AFB, CO)
    …that create a safer, more secure world. Raytheon is seeking a Senior Systems Engineer , providing enterprise-wide systems engineering and integration support ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (12/17/25)
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  • Systems Engineer Senior Staff (Level…

    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 ... operates systems for a variety of national security mission partners...to mitigate them and maintain schedule * Current or Active Top Secret clearance, thus US Citizenship is required\.… more
    Lockheed Martin (12/06/25)
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  • Senior Specialist, Cyber Infrastructure…

    L3Harris (Broomfield, CO)
    …in the interest of national security. Job Title: Senior Specialist, Cyber Infrastructure Systems Engineer Job Code: 32451 Job Location: Denver, CO Job Schedule: ... and ongoing security administration. + Integrate Linux and Windows systems within a unified IDM/ Active Directory Domain...Linux and Windows systems within a unified IDM/ Active Directory Domain and manage LDAP-based identity management for… more
    L3Harris (12/26/25)
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  • Systems Engineer - System Analysis

    Lockheed Martin (Littleton, CO)
    …* Strong team collaboration, communication and presentation skills * Master's Degree in Systems Engineering or relevant Graduate degree * Active or Current Top ... System Analysis Technical Lead to join the CPS team\. As the **System Analysis Engineer ** , you will join the System Analysis team on the Conventional Prompt Strike… more
    Lockheed Martin (11/12/25)
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  • Sr. Principal Systems Engineer - RDC…

    RTX Corporation (Schriever AFB, CO)
    …+ Experience with radar systems and a background in the Missile Defense Systems or a related field + Active and transferable US government issued Secret ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (12/16/25)
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  • Senior Principal Systems Engineer

    RTX Corporation (Aurora, CO)
    …secure world. We have an exciting opportunity for a **Senior Principal Systems Engineer - Continuous Integration/Development (CI/CD)** **Product Owner** , ... leadership experience + Development experience on a government contract, Experience with systems engineering. + Active and transferable US government issued… more
    RTX Corporation (12/09/25)
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  • Systems Engineer Staff (Level 4)

    Lockheed Martin (Littleton, CO)
    …with you\. Lockheed Martin Space has an immediate opportunity for a System Safety Engineer at our Denver, CO\. facility\. If you have an interest in working for ... a company that develops national defense systems , come and be a part of our System...and experience your future\! As a CPS System Safety Engineer , you will serve as a senior CPS Program… more
    Lockheed Martin (01/11/26)
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