• Mechanical Engineer - Thermal Engineering…

    Lockheed Martin (Littleton, CO)
    …element numerical solution tools \(e\.g\., Thermal Desktop, SINDA, NX Thermal\) * Active Top Secret or SCI Security Clearance **Desired Skills:** * 15\+ years ... you must be a US Citizen for consideration\. **Clearance Level:** TS /SCI w/Poly **Other Important Information You Should Know** **Expression of Interest:**… more
    Lockheed Martin (12/20/25)
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  • Software Engineer Sr

    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 ... and/or understanding of Agile development concepts Ability to obtain TS /SCI Clearance Work shift work \#LMSpaceSoftwareEng **Security Clearance Statement:** This… more
    Lockheed Martin (12/05/25)
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  • Software Engineer Level 3 or 4

    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 ... a part of our mission. Are you a multi-talented engineer looking for your next opportunity? We support a...lieu of degree. + **Candidate must have a current/active Top Secret /SCI security clearance** **_at time of… more
    Northrop Grumman (10/24/25)
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  • Principal Software Systems Integration and Test…

    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 ... is seeking a **Principal Software Systems Integration and Test Engineer ** to join the Systems Engineering Integration and Test...field from an accredited University or College + Active Top - Secret clearance at the time of application,… more
    Northrop Grumman (12/19/25)
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  • Software Engineer Level 5

    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 ... standards are met. **Basic Requirements:** + **Level 5 (Staff Engineer ):** Bachelor's degree in Science with 12+ years of...in lieu of a degree. + **Must have current Top Secret /SCI security clearance at time of… more
    Northrop Grumman (12/19/25)
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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 ... of history, they're making history. Are you a multi-talented engineer looking for your next opportunity? We support a...considered in lieu of degree. + **Requires an active Top - Secret /Sensitive Compartmented Information (SCI) clearance at time… more
    Northrop Grumman (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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  • Engineer VI

    General Atomics (Englewood, CO)
    …0% - 25% **Full-Time/Part-Time:** Full-Time Salary **State:** Colorado **Clearance Level:** Top Secret **Pay Range Low:** 116,480 **City:** Englewood **Clearance ... an exciting opportunity for a Space Vehicle IPT Lead Engineer working on satellite systems to join our team...+ Familiarity with agile design processes. + A current Top - Secret / SCI DoD Clearance is required. **US… more
    General Atomics (12/11/25)
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  • Electronics Engineer III

    Lockheed Martin (Englewood, CO)
    …professional experience for this role\. * You will need to obtain and maintain a DoD Top Secret Clearance, thus US Citizenship is required\. - - - **Why Lockheed ... **What does this role look like?** The new Hardware Engineer will support the LE2 program for Electrical Ground...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should… more
    Lockheed Martin (12/11/25)
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  • Sr. Principal Quality Engineer - Level 4

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... Grumman's Space Sector is seeking a **Sr. Principal Quality Engineer - Level 4** to join our team in...ability to obtain and maintain a US Government DoD Top - Secret security clearance + AS9100 auditing experience… more
    Northrop Grumman (12/02/25)
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