• Sr DevOps Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and more (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/ active Top Secret US Security Clearance. ... it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation ...Citizenship status is required as this position needs an active US Security Clearance for employment. Non-U.S. Citizens may… more
    Sierra Nevada Company, LLC (08/08/25)
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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 (10/01/25)
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  • Principal Signals Software Engineer

    RTX Corporation (Aurora, CO)
    …of operations concepts and requirements. **Qualifications You Must Have** + Active and transferable ** TS /SCI with Polygraph** US government issued ... 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 (08/30/25)
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  • Fullstack Software Engineer -Developer…

    The Boeing Company (Colorado Springs, CO)
    …products, and/or customers + Experience with DevSecOps and continuous integration (CI/CD) + Active TS /SCI or TS /SAP clearance **Travel:** 10% **Drug Free ... future with us. The Boeing Company is looking for a **Full-Stack Software Engineer (Experienced/Senior)** to join our Space Mission Systems (SMS) **Evolved… more
    The Boeing Company (09/25/25)
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  • Senior Software Infrastructure Engineer

    RTX Corporation (Aurora, CO)
    …for bids on future development activities. **Qualifications You Must Have** + Active and transferable US government issued ** TS /SCI with Polygraph** security ... 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 (08/30/25)
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  • Principal Platform Engineer / Linux…

    RTX Corporation (Aurora, CO)
    …Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with Polygraph At Raytheon, the foundation of everything we do is rooted… more
    RTX Corporation (09/09/25)
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  • Client Support Engineer

    CACI International (Colorado Springs, CO)
    …+ Augment Client Support Administrator support for unclassified and classified systems . + Utilize Active Directory, Directory and Resource Administrator, ... Client Support Engineer Job Category: Information Technology Time Type: Full...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (09/06/25)
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  • Sr. Enterprise Account Engineer , National…

    Amazon (Denver, CO)
    …the candidate selected be a US Citizen and must currently possess and maintain an active TS /SCI security clearance with polygraph. *While this role is posted in ... enterprise or external customer-facing experience as a technical lead - Current, active US Government Security Clearance of TS /SCI with Polygraph Preferred… more
    Amazon (07/24/25)
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  • Senior Platform Network Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with CI Poly - Current At Raytheon, the foundation of everything we… more
    RTX Corporation (09/19/25)
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  • Platform Network Engineer II (Onsite)

    RTX Corporation (Aurora, CO)
    …Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with Polygraph At Raytheon, the foundation of everything we do is rooted… more
    RTX Corporation (08/16/25)
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