• Systems Administrator II

    DCCA (Aurora, CO)
    …Visit our website at: www.dcca.com System Administrator II (Linux) Candidate must have an active TS / SCI w/ Poly For over 40 years, DCCA has provided a ... Requirements: Provides support for implementation, troubleshooting, and maintenance of Information Technology (IT) systems . Manages IT system infrastructure… more
    DCCA (11/21/25)
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  • Principal/Sr. Principal Software Engineer Space…

    Northrop Grumman (Colorado Springs, CO)
    …in lieu of degree + **Work on-site at Schriever SFB, near Colorado Springs, CO** + ** TS / SCI CI poly -** Open to candidates without an active poly ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...Please note, if you are selected without an active poly you will receive a contingent offer and cannot… more
    Northrop Grumman (12/09/25)
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  • Senior Systems Engineer, Level 3…

    Lockheed Martin (Littleton, CO)
    …clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI w/ Poly **Other Important Information You Should Know** **Expression ... to build a better tomorrow with you\. As a Systems Engineer, you will be part of the System...candidate's final work location\. Please note that the salary information is a general guideline only\. Lockheed Martin considers… more
    Lockheed Martin (11/14/25)
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  • Space Protection Engineer

    Stratos Solutions (Colorado Springs, CO)
    Location: Colorado Springs, CO Minimum Clearance Requirements: TS / SCI with Poly Position Overview Stratos Solutions is seeking a highly skilled Space ... Protection Engineer to provide Systems Engineering and Technical Advisory (SETA) services in support...delivery. Required Qualifications + US Citizenship and an active TS / SCI clearance with polygraph. + Bachelor's Degree… more
    Stratos Solutions (12/09/25)
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  • Senior. Platform Engineer - Linux (FEP) Onsite

    RTX Corporation (Aurora, CO)
    …and maintaining Common Cryptographic equipment in a secure environment + Active and current TS / SCI / CI Poly security clearance is required day 1, ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Polygraph At Raytheon, the foundation of everything we do… more
    RTX Corporation (12/02/25)
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  • Senior Software Infrastructure Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …is required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Poly - Current At Raytheon, the foundation of ... **Qualifications You Must Have** + Active and transferable US government issued ** TS / SCI with Polygraph** security clearance is required prior to start… more
    RTX Corporation (10/13/25)
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  • Network Timing Engineer

    CACI International (Denver, CO)
    … Technology, or equivalent work experience + 10+ years of related work experience + TS / SCI w/ poly is required + Advanced knowledge of networking protocols ... Network Timing Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance...Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage… more
    CACI International (10/24/25)
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  • Systems Engineer

    DCCA (Aurora, CO)
    …package. Visit our website at: www.dcca.com Systems Engineer Candidate must have an active TS / SCI w/ Poly For over 40 years, DCCA has provided a broad ... Systems Engineer Location Aurora, CO Job Code 2521...or equivalent * Engineer Consultant (CT11): Senior consultant to top management typically with an advanced degree and 18+… more
    DCCA (11/26/25)
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  • Principal Signals Software Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …is required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Poly - Current At Raytheon, the foundation of ... concepts and requirements. **Qualifications You Must Have** + Active and transferable ** TS / SCI with Polygraph** US government issued security clearance prior to… more
    RTX Corporation (10/13/25)
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  • Principal Java Software Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …is required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Poly - Current At Raytheon, the foundation of ... to drive innovation. **Qualifications You Must Have** + Active and transferable ** TS / SCI with Polygraph** US government issued security clearance **with an… more
    RTX Corporation (10/13/25)
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