• Systems Engineer Senior (Colorado)

    Lockheed Martin (Highlands Ranch, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of ... Proven experience with the engineering change process\. * Active Secret clearance \(with eligibility for Top ‑ Secret...* Active Secret clearance \(with eligibility for Top ‑ Secret \) and U\.S\. citizenship **Desired Skills:** *… more
    Lockheed Martin (12/18/25)
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  • Software Engineer Level 2

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... experience may be considered in lieu of degree. + **Requires an active Top - Secret /Sensitive Compartmented Information (SCI) clearance at time of application** +… more
    Northrop Grumman (12/18/25)
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  • Principal Engineer Mission Architect

    Northrop Grumman (Colorado Springs, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... 1 year of professional experience + Requires an active US Government DoD Top - Secret security clearance at time of application, current and within scope, with the… more
    Northrop Grumman (12/18/25)
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  • Systems Engineering Manager

    Lockheed Martin (Littleton, CO)
    …\- Engineering metrics * Secret clearance with ability to obtain a Top Secret clearance **Desired Skills:** * Demonstrated interpersonal skills to promote ... security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of… more
    Lockheed Martin (12/18/25)
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  • Systems Engineer Staff

    Lockheed Martin (Highlands Ranch, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of ... model‑based tools \(IBM DOORS, Cameo Systems Modeler\) * Active Secret clearance \(with eligibility for Top ‑ Secret...* Active Secret clearance \(with eligibility for Top ‑ Secret \) and U\.S\. citizenship **Desired Skills:** *… more
    Lockheed Martin (12/18/25)
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  • Sr RF Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …RF systems: Electronic Warfare, ELINT/SIGINT/ESM, Radar, Signal Processing + An active Top Secret US Security Clearance is required **Qualifications We Prefer:** ... more (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/active Top Secret US Security Clearance. US Citizenship… more
    Sierra Nevada Company, LLC (12/17/25)
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  • DHS Credentialed/Experienced Background…

    CACI International (Denver, CO)
    …Category: Service Contract Act Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of Travel Required: Up to ... REQUIRED SKILLS: -DHS credential and experience conducting background investigations -Active Top Secret clearance -Proven quality, timeliness, and production… more
    CACI International (12/17/25)
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  • VTC Engineer, Lead

    UIC Government Services and the Bowhead Family of Companies (Colorado Springs, CO)
    …Technology 300 are highly desired SECURITY CLEARANCE REQUIRED: Must currently hold a Top Secret security clearance with SCI eligibility. Physical Demands: * Must ... VA, we are a fast-growing, multi-million-dollar company recognized as a top Alaska Native Corporation providing services across the Department of Defense… more
    UIC Government Services and the Bowhead Family of Companies (12/17/25)
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  • Engineering Test Vehicle Systems Test Engineer Sr

    Lockheed Martin (Littleton, CO)
    … Secret Security Clearance with the ability to obtain and maintain a Top Secret Security Clearance; US Citizenship required **Desired Skills:** * Bachelor of ... security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of… more
    Lockheed Martin (12/14/25)
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  • Logistics Management Analyst Associate

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of ... equipment\. \* Security clearance - Eligible to obtain and retain a DoD Top ‑ Secret clearance\. \* Rapid learning - Able to absorb new processes and procedures… more
    Lockheed Martin (12/11/25)
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