• Space Vehicle Responsible Systems Engineer (RSE)

    Lockheed Martin (Littleton, CO)
    …etc\.\) * Technical leadership of small teams or projects * Active or Current Top Secret Security Clearance \- U\.S\. citizenship is required **Desired ... to work in a fast\-paced, dynamic team environment * Active or Current TS/ SCI ** Security Clearance Statement:** This position requires a government security more
    Lockheed Martin (12/11/25)
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  • Delivery Consultant, WWPS ProServe

    Amazon (Denver, CO)
    …that the candidate selected be a US Citizen and must currently possess an active Top Secret security clearance. The position further requires that, after ... start, the selected candidate obtain and maintain an active TS/ SCI security clearance with polygraph and satisfy other security related requirements. Key job… more
    Amazon (10/10/25)
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  • Senior Reliability Engineer

    Lockheed Martin (Littleton, CO)
    …analysis investigations * US Citizenship with the ability to acquire and maintain a Top Secret or higher security clearance **Desired Skills:** * ... fields outside of Systems Engineering * Active or Current Top Secret or higher clearance ** Security...must be a US Citizen for consideration\. **Clearance Level:** TS/ SCI **Other Important Information You Should Know**… more
    Lockheed Martin (10/24/25)
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  • Engineer IV

    General Atomics (Englewood, CO)
    … clearance is required. An active DoD Top Secret (TS) security clearance or the ability to obtain TS/ SCI is desired. **US Citizenship Required?:** ... 0% - 25% **Full-Time/Part-Time:** Full-Time Salary **State:** Colorado **Clearance Level:** Top Secret (current SCI access with CI Poly) **Pay Range… more
    General Atomics (12/11/25)
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  • Systems Engineer II - Core Systems Engineering

    BAE Systems (Boulder, CO)
    …the applicable clearance/access. **Preferred Education, Experience, & Skills** + A current, active Top Secret / SCI security clearance with Poly. + ... candidate must have ability to obtain and maintain a Top Secret / SCI with Polygraph clearance....to senior decision making and technical audiences. \#LI-NP1 A security clearance or access with Polygraph is not required… more
    BAE Systems (11/14/25)
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  • Electrical Systems Integrator - Senior

    Lockheed Martin (Littleton, CO)
    …of all the interdependencies * Active or Current Top Secret security clearance with eligibility for SCI \- T5 investigation required **Desired Skills:** ... experience with Class C Programs * Active or Current TS/ SCI with T5 investigation ** Security Clearance Statement:**...must be a US Citizen for consideration\. **Clearance Level:** TS/ SCI **Other Important Information You Should Know**… more
    Lockheed Martin (12/06/25)
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  • Contractor Program Manager

    KBR (Colorado Springs, CO)
    …CO. Citizenship and Clearance: + US Citizen. + Active Top Secret security clearance with ability to obtain TS/ SCI is required. + Technical Knowledge: + ... Title: Contractor Program Manager KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the… more
    KBR (12/10/25)
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  • Commercial SATCOM, SME

    KBR (Colorado Springs, CO)
    …Citizenship and Clearance: + US Citizen. + Active Top Secret security clearance with ability to obtain TS/ SCI is required. Technical Knowledge: + ... Title: Commercial SATCOM, SME KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the… more
    KBR (12/10/25)
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  • Configuration Management/Technical Writer, SME

    KBR (Colorado Springs, CO)
    …Citizenship and Clearance: + US Citizen + Active Top Secret security clearance with ability to obtain TS/ SCI is required. + Technical Knowledge: + ... Title: Configuration Management/Technical Writer, SME KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our… more
    KBR (12/10/25)
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  • Software Engineer Level 3 or 4

    Northrop Grumman (Aurora, CO)
    …experience may be considered in lieu of degree. + **Candidate must have a current/active Top Secret / SCI security clearance** **_at time of application_** ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our… more
    Northrop Grumman (10/24/25)
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