• Systems Modeling and Analysis…

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI w/Poly **Other Important Information You Should Know** ... field and/or equivalent work experience * Demonstrated ability performing systems modeling and analysis * Experience in mission analysis...MATLAB or other similar tool\) * Active or Current TS / SCI with Poly required to start **Desired… more
    Lockheed Martin (09/24/25)
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  • Senior Specialist, Systems Engineering…

    L3Harris (Centennial, CO)
    …In lieu of a degree, minimum of 10 years of prior related experience. + Active Top Secret / SCI with CI Poly clearance required. + Must have experience with ... Specialist, Systems Engineering - STO Planner (Active TS / SCI with CI Poly Required) Job Code:...Job Description: L3Harris Technologies is currently seeking a Lead, Systems Engineer - STO Planner to support… more
    L3Harris (09/13/25)
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  • Cost Account Manager (CAM) - Systems…

    RTX Corporation (Aurora, CO)
    …premier satellite ground system? We have an exciting opportunity for a **Senior Systems Engineer - Cost Account Manager** to support a cross-disciplined ... citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI without Polygraph At Raytheon, the foundation...the IPT Lead, other IPT CAMs, the Program Chief Engineer , and the Program Manager. **What You Will Do**… more
    RTX Corporation (11/13/25)
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  • Space Systems Simulation Lead

    General Atomics (Englewood, CO)
    …academic mission requirements. Our space systems team is looking for a systems engineer to lead design, implementation, integration, and test of our hardware ... design and readiness reviews. + Maintains strict confidentiality of sensitive information . + Performs other duties as...+ Must be able to obtain and maintain a TS / SCI security clearance. **Salary:** $116,480 - $208,505… more
    General Atomics (10/24/25)
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  • Data Scientist/Cost Engineer ( TS…

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... and leadership skills *2\+ years of related experience * Currently active TS / SCI clearance **Security Clearance Statement:** This position requires a… more
    Lockheed Martin (11/07/25)
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  • Principal Change Management Lead - Systems…

    RTX Corporation (Aurora, CO)
    …a safer, more secure world. We have an exciting opportunity for a Principal Systems Engineer , Change Management Lead supporting one of the premier programs ... citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI without Polygraph At Raytheon, the foundation...within the Air & Space Defense Systems (ASDS) business unit. In this role, your experience… more
    RTX Corporation (08/29/25)
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  • Journeyman Network Engineer

    V2X (Colorado Springs, CO)
    …network performance, and ensuring interoperability with enterprise services and mission systems . The Journeyman Network Engineer supports projects involving the ... Minimum of 7 years of experience as a Network Engineer for large, complex programs / systems ...This position requires an active Department of Defense (DoD) TS - SCI (Tier 5) level clearance. Skills &… more
    V2X (10/14/25)
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  • Electrical Engineer (Level 2 or 3)

    Northrop Grumman (Aurora, CO)
    …Our employees are not only part of history, they're making history. Northrop Grumman Space Systems is seeking an **Electrical Engineer (Level 2 or 3)** to join ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...Year of experience with a PhD. + Active DoD TS / SCI Clearance with an investigation date within… more
    Northrop Grumman (11/20/25)
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  • Lm400 AI&T Program Lead ( TS clearance)

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... development process, test execution, data analysis, anomaly resolution, satellite software test systems , and test equipment\. * Test Engineer \(TE\) and/or… more
    Lockheed Martin (11/07/25)
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  • Electronics Engineer (Level 2 or 3)

    Northrop Grumman (Aurora, CO)
    …Our employees are not only part of history, they're making history. Northrop Grumman Space Systems is seeking an **Electronics Engineer (Level 2 or 3)** to join ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...3+ years of relevant experience is required. + **Active TS / SCI clearance required at the time of… more
    Northrop Grumman (11/20/25)
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