• RF Payload Systems Engineering Associate Manager

    Lockheed Martin (Littleton, CO)
    …* Cost Account Manager \(CAM\) experience or training * Active or ability to obtain a Top Secret clearance ** Security Clearance Statement:** This ... skills including mentoring, coaching, performance management, and team development Security Clearance / Work Authorization: * To..., you must be a US Citizen for consideration\. ** Clearance Level:** Secret **Other Important Information You… more
    Lockheed Martin (08/23/25)
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  • Principal Linux System Administrator

    RTX Corporation (Aurora, CO)
    …US citizenship is required, as only US citizens are eligible for a security clearance ​ ** Security Clearance :** TS /SCI with CI Poly - Current At ... relevant experience. + Must have active and transferable US government issued TS /SCI with poly security clearance is required prior to start date. US… more
    RTX Corporation (07/19/25)
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  • Principal/Sr. Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, ... relevant experience may be consider in lieu of a degree. + Current active TS /SCI security clearance at time of application. + Subject Matter Expert (SME) in… more
    Northrop Grumman (07/23/25)
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  • Algorithms Software Engineer - Level 2/3

    Northrop Grumman (Boulder, CO)
    clearance . **Preferred Qualifications:** + A current active in-scope US Government DoD issued Top Secret security clearance . + Strong statistical ... needs. + Applicants must have a current active in-scope US Government DoD issued Secret security clearance at the time of application which is required to… more
    Northrop Grumman (08/15/25)
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  • Principal Database Developer (Onsite)

    RTX Corporation (Aurora, CO)
    …citizenship is required, as only US citizens are eligible for a security clearance ​ ** Security Clearance :** TS /SCI without Polygraph **This position ... Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US… more
    RTX Corporation (07/10/25)
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  • Sr Quality Manager

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …NOTICE:** This position requires the ability to obtain and maintain a Top Secret US Security Clearance . US Citizenship status is required as this ... position needs an active US Security Clearance for employment. Non-U.S. Citizens may not be eligible to obtain a security clearance . The Department of… more
    Sierra Nevada Company, LLC (08/15/25)
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  • Sr DevOps Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …. **IMPORTANT NOTICE:** This position requires current/active Top Secret US Security Clearance . US Citizenship status ... is required as this position needs an active US Security Clearance for employment. Non-U.S. Citizens may not be eligible to obtain a security clearance .… more
    Sierra Nevada Company, LLC (08/08/25)
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  • Sr Systems Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …This position requires current/active Top Secret with SCI eligibility US Security Clearance . US Citizenship status is required as this position needs an ... active US Security Clearance for employment. Non-U.S. Citizens may not be eligible to obtain a security clearance . The Department of Defense Consolidated… more
    Sierra Nevada Company, LLC (08/08/25)
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  • Army Intelligence Trainer / IEWTPT Lead

    General Dynamics Information Technology (Colorado Springs, CO)
    …Level** : Must possess an adjudicated Top Secret /Special Compartmented Information ( TS /SCI) based security clearance and additionally be able to pass ... **Type of Requisition:** Regular ** Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:**… more
    General Dynamics Information Technology (07/19/25)
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  • Principal Systems Integration & Test Engineer

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our ... procedures, and test reports. + CLEARANCE : Active US Government DoD ** TS /SCI security clearance ** at the time of application. + Current ** Security more
    Northrop Grumman (08/14/25)
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