• Space Mission Operations Systems

    General Atomics (Centennial, CO)
    systems team is looking to add a Space Mission Systems Engineer to support our space system development programs. **DUTIES AND RESPONSIBILITIES:** + ... development all SE work products which may include: + System Architecture development of complex systems and...customers, and government representatives. + Must have active DoD Top Secret security clearance and be able… more
    General Atomics (09/11/25)
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  • Chief Systems Engineer

    SAIC (Boulder, CO)
    **Description** SAIC is seeking a Chief Systems Engineer to join our team in Boulder, CO to support an effort with US Space Force. As the Chief Systems ... may include roles in both industry and Government settings. + Active Top Secret (TS) clearance with Sensitive Compartmented Information (SCI) eligibility.… more
    SAIC (08/20/25)
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  • Principal Systems Engineer

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Systems Engineer in our **National Security Sector's (NSS) Cyber & Analytics ... results. Leidos is currently looking to add a Principal Systems Engineer (SE-3) to a growing task....be substituted for a bachelor's degree. + **Clearance Requirement: Top Secret /SCI with Polygraph** **Preferred Qualifications** +… more
    Leidos (10/09/25)
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  • Military Fellowship Program: Systems

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …standard tools such as Matlab, Python, and C++. + **Eligible to obtain/maintain Top Secret with SCI eligibility US Security Clearance is required** ... Secret US Security Clearance **IMPORTANT NOTICE:** This position requires current/active Top Secret with SCI eligibility and current full-scope polygraph US… more
    Sierra Nevada Company, LLC (08/14/25)
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  • Scientist, Systems Engineer TS/SCI

    L3Harris (Colorado Springs, CO)
    …Standard 9/80 Job Description: L3Harris Technologies has an opening for a Scientist, Systems Engineer (Geolocation and Tracking) to join our Mission Analysis ... in the interest of national security. Job Title: Scientist, Systems Engineering Job Code: 29806 Job Location: Colorado Springs,...Must have and be able to maintain a DoD TOP SECRET /SCI security clearance + Bachelor's Degree… more
    L3Harris (10/12/25)
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  • Systems Integration/Test Engineer

    Lockheed Martin (Colorado Springs, CO)
    …to start the position with the ability to obtain and maintain a Top Secret Clearance\. **Desired Skills:** * PowerShell scripting experience * Familiarity ... virtualized environments * Develop and install upgrades to existing systems * Develop scripts to improve system ...existing systems * Develop scripts to improve system administration and deployment automation * Troubleshoot issues and… more
    Lockheed Martin (10/16/25)
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  • Lead, Systems Engineer (Cost…

    L3Harris (Colorado Springs, CO)
    …air, land, sea and cyber domains in the interest of national security. Job Title: Lead, Systems Engineer (Cost Engineer ) Job Code: 28273 Job Location - ANY ... assistance may be available to qualified applicants Job Description: L3Harris Space and Airborne Systems (SAS) is seeking a Cost Engineer to join the Cost… more
    L3Harris (09/05/25)
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  • Principal / Sr. Principal Software Engineer

    Northrop Grumman (Boulder, CO)
    …application. All applicants must have the ability to obtain and maintain a Top Secret /SCI (TS/SCI) security clearance. **Preferred Qualifications:** + A current ... Defense Systems division within Northrop Grumman Space Systems is seeking a Principal Software Engineer ...active in-scope US Government DoD issued Top Secret /SCI (TS/SCI) security clearance + OO… more
    Northrop Grumman (08/13/25)
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  • Engineer II - Manufacturing - UX/Human…

    BAE Systems (Westminster, CO)
    **Job Description** At the BAE Systems Space & Mission Systems Westminster, Colorado location, we develop and manufacture state of the art RF and sensor ... be integral in supporting the execution of the production system , as well as transitioning new products to the...supply chain, to state-of-the-art manufacturing and test operations and top -notch facilities management. **What you ll do:** + Focus… more
    BAE Systems (10/16/25)
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  • Mission Systems Engineer - Clearance…

    Lockheed Martin (Littleton, CO)
    …is within the Mission Engineering and Operations \(MEO\) organization as a Mission Systems Engineer \. This position is to support spacecraft operations and ... the program to deliver and maintain the best operational system and seek efficiencies and automation\-based solutions * Prepare...to effectively communicate with peers and customers \- Active Top Secret security clearance with the ability… more
    Lockheed Martin (10/18/25)
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