• Chief Systems Engineer

    DCCA (Boulder, CO)
    …package. Visit our website at: www.dcca.com Chief Systems Engineer Candidate must have an active TS /SCI For over 40 years, DCCA has provided a broad range of ... Chief Systems Engineer Location Boulder, CO Job Code 2396 #...10 years industry-related experience including at least 5 years software development, test, and/or integration of capabilities into operational… more
    DCCA (12/04/25)
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  • Hardware Engineer , Level 2 - Clearance…

    Lockheed Martin (Aurora, CO)
    …\- Ability to work as a member of a team in a dynamic environment \- Active Secret security clearance \(the ability to obtain a TS /SCI clearance\) **Desired ... \- Satellite Systems Experience \- Experience with large complex systems \- Active TS /SCI security clearance **Security Clearance Statement:** This position… more
    Lockheed Martin (12/30/25)
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  • Cloud Cyber Engineer

    CACI International (Denver, CO)
    …controls, and security tradeoffs and other decisions. **Qualifications:** **_Required:_** + An active TS /SCI clearance with Poly + Bachelor's degree in ... Cloud Cyber Engineer Job Category: Information Technology Time Type: Full...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel… more
    CACI International (11/11/25)
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  • Senior Specialist Technical Support…

    L3Harris (Colorado Springs, CO)
    …COMSATCOM, and ground systems in support of globally deployed forces. + Qualifications: + Active DoD TS clearance with SCI eligibility + Bachelor's Degree and ... efforts for performance of SATCOM Interference tasks. Preferred Additional Skills: + Active DoD TS /SCI clearance + The best qualified candidates should… more
    L3Harris (01/10/26)
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  • Integration and Test Engineer

    Lockheed Martin (Littleton, CO)
    …Micro‑services, Software Factories, Cloud‑native and Service‑Oriented Architectures * Active TS /SCI clearance * Excellent written, verbal, and analytical ... on a recurring multi\- year, critical program seeking a Software Engineer who likes to be challenged...must be a US Citizen for consideration\. **Clearance Level:** TS /SCI **Other Important Information You Should Know** **Expression of… more
    Lockheed Martin (01/09/26)
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  • Senior DevSecOps Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …application-level debugging (eg, troubleshooting pods, services, and Helm deployments). + Active and transferable US government issued TS /SCI security clearance ... 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 (12/30/25)
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  • Principal System Safety Engineer

    RTX Corporation (Aurora, CO)
    … or Firmware Engineering, Electrical Engineering or equivalent Safety Engineering. + Active US government issued TS /SCI security clearance is required. US ... 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 (10/31/25)
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  • Electro-Optical Systems Engineer (Level IV)

    Lockheed Martin (Louisville, CO)
    …career that's built for you\. Lockheed Martin Space is seeking an **Electro\-Optical Systems Engineer ** to join our team in **Louisville, CO** \! We are looking for ... of a multi\-disciplinary, rapid\-development engineering team designing, building, and fielding active and passive optical systems * Participating in active more
    Lockheed Martin (12/06/25)
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  • Sr. Signal Processing Engineer

    RTX Corporation (Aurora, CO)
    …and/or programs consisting of Ground-related SE, SW development, and IV&V functions + Active and transferable US government issued **DOD** ** TS /SCI with Ability ... 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 (01/09/26)
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  • Terrestrial COMSEC Network Engineer

    CACI International (Colorado Springs, CO)
    …work experience + DOD 8570 IAT2 level certification (Security +) + Security Clearance: active TS /SCI, eligibility to take and pass a polygraph. + Ability to ... Terrestrial COMSEC Network Engineer Job Category: Information Technology Time Type: Full...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel… more
    CACI International (10/25/25)
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