• DevOps Engineer - Level 3

    Northrop Grumman (Boulder, CO)
    …be considered in lieu of a degree. + Applicants must have an active US Government DoD Secret security clearance at the time of application and to start + ... **Preferred Qualifications** + Certifications: CompTIA Security+ (SecPlus) + Current and active DoD -issued TS/SCI clearance at the time of application +… more
    Northrop Grumman (10/22/25)
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  • Senior Scientist, MOSSAIC Chief Engineer

    L3Harris (Colorado Springs, CO)
    …Airborne Systems seeks a Chief Engineer with expertise in space domain awareness for DoD and IC missions. The person in this position will be deployed as a Chief ... in the interest of national security. Job Title: Senior Scientist, MOSSAIC Chief Engineer - Space Defense Solutions Business Area Job Code: 30012 Job Location:… more
    L3Harris (11/01/25)
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  • Principal Electromechanical Engineer

    Northrop Grumman (Aurora, CO)
    …experience with a completed PhD-STEM + **Must have an Active/Final TS/SCI DoD security clearance at the time of application, with eligibility/willingness ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the...Grumman Space Systems is seeking an **Principal** **Electr** **omechanical Engineer ** to join our team. This position would be… more
    Northrop Grumman (09/20/25)
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  • Coordination/Correlation Systems Engineer

    Lockheed Martin (Littleton, CO)
    …from proposal to delivery\. * US Citizenship with an active Secret clearance \. **Desired Skills:** \- Government/ DoD Experience \- Basic programming \(JAVA, ... \(FBM\) Program by joining the Coordination/Correlation Team as a Systems Engineer Manager\. The team owns and manages interface requirement documentation that… more
    Lockheed Martin (10/24/25)
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  • Sentinel - Staff Systems Engineer - CC2

    Northrop Grumman (Colorado Springs, CO)
    …degree, 8 years of experience with PhD + Must be a US Citizen with an active DoD Secret Clearance with an investigation date within the last 6 years + Must be ... Defense Systems is seeking to hire a **Staff Systems Engineer ** to join its team of diverse and qualified...facility design, military aerospace development **Preferred Qualifications:** + Active DoD Top Secret Clearance + Understanding of… more
    Northrop Grumman (09/06/25)
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  • Sentinel - Staff Systems Engineer

    Northrop Grumman (Colorado Springs, CO)
    …degree, 6 years of experience with PhD + Must be a US Citizen with an active DoD Secret Clearance with an investigation date within the last 6 years + Must be ... Defense Systems is seeking to hire a Staff Systems Engineer to join its team. This position may be...facility design, military aerospace development **Preferred Qualifications:** + Active DoD Top Secret Clearance + Understanding of… more
    Northrop Grumman (09/06/25)
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  • Electronics Engineer IV, Electrical Ground…

    Lockheed Martin (Littleton, CO)
    …with analog or digital design\. * 5\+ years professional experience\. * Must have an active DoD **Top Secret clearance ** , thus you are a **US Citizen** \. - - ... **Description:** Join our team as an **Electronics Engineer ** where you will be a part of...be a part of a multifunctional team, consisting of software , hardware, RF, and systems integration and test engineers\.… more
    Lockheed Martin (10/25/25)
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  • Sentinel - Systems / Principal Systems…

    Northrop Grumman (Colorado Springs, CO)
    …a PhD **Required for Both Levels:** + Must be a US Citizen with an **active DoD Secret Clearance ,** at time of application, current and within scope, with an ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the...Grumman Defense Systems is seeking to hire a **Systems Engineer ** (T-02) / **Principal Systems Engineer ** (T-03)… more
    Northrop Grumman (10/09/25)
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  • Sr Systems Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …security clearance . The Department of Defense Consolidated Adjudications Facility ( DoD CAF), a federal government agency, handles the adjudicative aspects of the ... of living. Join our team! As a Senior Systems Engineer within our Mission Systems Integration directorate, you'll play...effective defense mechanisms. Additionally, you will work alongside our software team to develop and field software more
    Sierra Nevada Company, LLC (11/18/25)
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  • Mid Career Cybersecurity Engineer

    Lockheed Martin (Littleton, CO)
    **Description:** You will be the Mid\-Career Cybersecurity Engineer for the Cybersecurity team which is responsible for applying an interdisciplinary, collaborative ... **What You Will Be Doing** As the Mid\-Career Cybersecurity Engineer , you will be responsible for developing System Cyber...and analysis of mitigation solutions + Working with the software development team on the integration of secure coding… more
    Lockheed Martin (10/22/25)
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