• Staff Systems Engineer - TS Required

    Lockheed Martin (Littleton, CO)
    …government security clearance , you must be a US Citizen for consideration\. ** Clearance Level:** Top Secret **Other Important Information You Should ... Know** **Expression of Interest:** By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match\. Should this match be… more
    Lockheed Martin (08/13/25)
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  • Principal/Sr Principal DevOps Engineer ( TS

    Northrop Grumman (Aurora, CO)
    …Qualifications** + Must have an active US Government DoD Top Secret /Sensitive Compartmented Information (SCI) security clearance and a favorably adjudicated ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Polygraph TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (07/31/25)
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  • Orbital Analyst/Principal Orbital Analyst…

    Northrop Grumman (Colorado Springs, CO)
    …+ Must have an active US Government DoD Top Secret /Sensitive Compartmented Information (SCI) security clearance with an adjudicated Polygraph ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Polygraph TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (07/23/25)
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  • Principal Network Engineer (* TS /SCI…

    Northrop Grumman (Aurora, CO)
    …+ Must have an active US Government DoD Top Secret /Sensitive Compartmented Information (SCI) security clearance with an adjudicated Polygraph ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: SCI TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (07/10/25)
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  • TDY Cleared Security Escort ( TS ++)

    Amentum (Denver, CO)
    …areas and any sensitive documents. **Basic Qualifications:** . Must have an Active TS /SCI w/Poly US Government Clearance . Note: US Citizenship is required to ... rotate to various locations around the US An active TS /SCI w/Poly is required. These roles will be on-site.**...obtain a TS /SCI w/Poly Clearance . . Ability to walk...obtain a TS /SCI w/Poly Clearance . . Ability to walk and stand for a… more
    Amentum (08/26/25)
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  • Technical Surveillance Countermeasures Specialist…

    General Dynamics Information Technology (Aurora, CO)
    …**Type of Requisition:** Regular ** Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** ... Intelligence Operations and Analysis **Skills:** Counterintelligence,Customer Service,Technical Surveillance Countermeasures (TSCM) **Experience:** 9 + years of related experience **US Citizenship Required:** Yes **Job Description:** JOB DESCRIPTION: Performs… more
    General Dynamics Information Technology (08/29/25)
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  • Help Desk Tech - Day Shifts - TS /SCI w. CI…

    General Dynamics Information Technology (Colorado Springs, CO)
    …**Type of Requisition:** Regular ** Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** ... Technical Support Services **Skills:** Customer Service,Help Desk Support,Troubleshooting **Certifications:** Security+, CE - CompTIA-Security+ CE - CompTIA-Security+ CE **Experience:** 2 + years of related experience **US Citizenship Required:** Yes **Job… more
    General Dynamics Information Technology (08/29/25)
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  • Principal Linux Systems Administrator - 10K Sign…

    Leidos (Aurora, CO)
    …LINUX, Windows and Virtualization + **Security Clearance ** : Must have an active Top Secret /SCI with Polygraph cssrc conmd Come break things (in a good way). ... Then build them smarter. We're the tech company everyone calls when things get weird. We don't wear capes (they're a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for "how it's always been done." **Original… more
    Leidos (08/11/25)
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  • Senior Systems Engineer - TS /SCI Required

    RTX Corporation (Aurora, CO)
    …US citizenship is required, as only US citizens are eligible for a security clearance ​ **Security Clearance :** TS /SCI without Polygraph At Raytheon, the ... experience on a government contract + Active and transferable TS /SCI US government issued security clearance is required prior to start date with the ability… more
    RTX Corporation (08/20/25)
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  • Full Stack Systems Engineer, Stf / TS /SCI…

    Lockheed Martin (Littleton, CO)
    …Creating / editing Standard Operating Instructions \(SOI\) documentation **Basic Qualifications:** * TS /SCI Security Clearance with CI Polygraph Required * US ... security clearance , you must be a US Citizen for consideration\. ** Clearance Level:** TS /SCI w/Poly **Other Important Information You Should Know**… more
    Lockheed Martin (08/13/25)
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