• Senior Hardware Engineer, Level 3 -Clearance…

    Lockheed Martin (Aurora, CO)
    …multiple assignments while meeting competing deadlines * Must have an active TS / SCI clearance and CI poly **Desired Skills:** * Experience developing ... a US Citizen for consideration\. **Clearance Level:** TS / SCI w/ Poly **Other Important Information ...to propel, develop, and boost agility\. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to… more
    Lockheed Martin (11/23/25)
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  • Senior Systems Engineer Staff, Level 5 - Clearance…

    Lockheed Martin (Aurora, CO)
    …customers * Strong analytical and problem\-solving skills * Must have an active TS / SCI clearance and CI poly **Desired Skills:** * Experience with ground ... a US Citizen for consideration\. **Clearance Level:** TS / SCI w/ Poly **Other Important Information ...to propel, develop, and boost agility\. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to… more
    Lockheed Martin (11/09/25)
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  • Process Improvement Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …Experience with Atlassian tools emphasis on Confluence and Jira + **An active and transferable TS / SCI CI Poly US government issued security clearance is ... is required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Poly - Current At Raytheon, the foundation of… more
    RTX Corporation (11/05/25)
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  • Principal/Sr. Principal Software Engineer Space…

    Northrop Grumman (Colorado Springs, CO)
    …considered in lieu of degree + **Work on-site at Schriever SFB, near Colorado Springs, CO** + ** TS / SCI CI poly -** Open to candidates without an active ... Please note, if you are selected without an active poly you will receive a contingent offer and cannot...receive a contingent offer and cannot start until your poly clearance is complete. This process can take 18+… more
    Northrop Grumman (12/09/25)
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  • Senior Joint Space Warfighting Modeling,…

    KBR (Colorado Springs, CO)
    …skills (technical writing, developing presentations, briefing, etc). Qualifications: Required: + An active Top Secret clearance with SCI and SAP eligibility ... working in SCI /SAP environment (highly desired). + CI Poly . Scheduled Weekly Hours: 40hrs Work...future together. KBR Benefits KBR offers a selection of competitive lifestyle benefits which could include 401K plan with… more
    KBR (11/18/25)
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  • Principal Linux Systems Administrator

    RTX Corporation (Aurora, CO)
    …is required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with CI Poly - Current At Raytheon, the ... and 3years of experience + Must have an active and transferable US government issued TS / SCI with polygraph security clearance is required prior to start date. US… more
    RTX Corporation (12/09/25)
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  • Principal Platform Engineer / Linux (OnSite)

    RTX Corporation (Aurora, CO)
    …+ Experience with programming languages (Eg Python, Java, Ruby, Bash, C++, C#, Go) + Current TS / SCI / CI Poly issued security clearance is required day ... citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Polygraph At Raytheon, the foundation...Aurora CO and will be working within a Secure Compartmented Integration Facility (SCIF) and may require some travel… more
    RTX Corporation (12/09/25)
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  • Cloud Administrator

    CACI International (Denver, CO)
    …and resolve problems + Document system architecture and administration process _Qualifications_ + **Active TS / SCI w CI Poly ** + Bachelor's degree in ... Cloud Administrator 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 (12/03/25)
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  • Senior. Platform Engineer - Linux (FEP) Onsite

    RTX Corporation (Aurora, CO)
    …configuring and maintaining Common Cryptographic equipment in a secure environment + Active and current TS / SCI / CI Poly security clearance is required ... 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 Platform DevOps Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …Experience with programming/scripting languages (Eg Python, Java, Ruby, Bash, C++, C#, Go) + Current TS / SCI with CI Poly security clearance is required ... 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 (11/29/25)
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