• Project Systems Engineer

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …support of the development efforts and operational system utilization Required Experience: + US Citizen + Current Top-Secret clearance with SCI eligibility. + ... global customers. Kratos has an opportunity for a System Engineer in support of a Department of Defense (DOD)...requires an individual with experience in technical programs and systems engineering used in developing satellite ground systems… more
    Kratos Defense & Security Solutions, Inc. (09/06/25)
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  • Systems Engineer - Intern

    Lockheed Martin (Colorado Springs, CO)
    …This position requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Secret **Other Important Information ... engineer who possess a strong engineering background in systems engineering or a related engineering discipline\. * A...to work effectively within a team environment WHY JOIN US Joining our team offers you the opportunity to… more
    Lockheed Martin (10/01/25)
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  • HW/SW Systems Engineer

    Lockheed Martin (Littleton, CO)
    …This position requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS/SCI **Other Important Information ... next generation\. And we're reimagining how space can connect us , ensuring security and prosperity\. Lockheed Martin seeks an...and prosperity\. Lockheed Martin seeks an innovative and talented engineer to join the Global Security team in Denver,… more
    Lockheed Martin (09/12/25)
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  • Systems Engineer , Requirements…

    Lockheed Martin (Littleton, CO)
    …This position requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Secret **Other Important Information ... difference in the world, we welcome you to join us \. Learn more about our Hypersonic Solutions As part...more about our Hypersonic Solutions As part of the Systems Engineering team, you will perform tasks related to… more
    Lockheed Martin (10/02/25)
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  • Systems Engineer

    GovCIO (Denver, CO)
    …referral to this job (https://careers-govcio.icims.com/jobs/4289/ systems - engineer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** ... **Overview** GovCIO is currently hiring for System Engineer for our HUD proposal. The System ...of the design concepts + Installs all new hardware, systems , and software for networks + Designing and configuring… more
    GovCIO (09/30/25)
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  • Systems Engineer Sr

    Lockheed Martin (Littleton, CO)
    …This position requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS/SCI w/Poly **Other Important ... next generation\. And we're reimagining how space can connect us , ensuring security and prosperity\. Join us ...passion for excellence and innovation\. If you're a skilled engineer looking for a challenging and rewarding opportunity, join… more
    Lockheed Martin (09/13/25)
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  • Systems Engineer - IT / Windows…

    Lockheed Martin (Louisville, CO)
    …This position requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret with Investigation ... enable Lockheed to build better products faster in support US Department of Defense mission\. In acknowledgement of this...both transform and standardize Classified IT delivery\. This System Engineer will be an integral part of our enterprise… more
    Lockheed Martin (08/22/25)
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  • Raytheon Systems Engineer I…

    RTX Corporation (Aurora, CO)
    **Date Posted:** 2025-09-29 **Country:** United States of America **Location:** CO106: 16470 East Hughes Drive,Aurora 16470 East Hughes Drive Building S77, ... Aurora, CO, 80011 USA **Position Role Type:** Onsite **U.S. Citizen , US Person, or Immigration Status Requirements:**...date.​ US citizenship is required, as only US citizens are eligible for a security… more
    RTX Corporation (09/30/25)
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  • Systems Engineer - Secret Clearance

    Lockheed Martin (Colorado Springs, CO)
    …developing, and integrating new capabilities for the Missile Defense System that protects the United States and its allies\. While we are part of a large ... This position requires a government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Secret **Other Important Information… more
    Lockheed Martin (09/18/25)
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  • Sr Systems Engineer - Operations…

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …Clearance. US Citizenship status is required as this position needs an active US Security Clearance for employment. Non-U.S. Citizens may not be eligible to ... of analysts focused on conducting analysis of future, and existing military systems to inform strategic, program, business development, and customer decisions. The… more
    Sierra Nevada Company, LLC (07/18/25)
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