• Electrical Engineer II

    Sierra Nevada Company, LLC (Colorado Springs, CO)
    …NOTICE:** This position requires the ability to obtain and maintain a Secret US Security Clearance . US Citizenship status is required as this position needs an ... very wide range from advanced mission payloads and electronic systems through highly integrated aircraft to orbital and space...active US Security Clearance for employment. Non-U.S. citizens may… more
    Sierra Nevada Company, LLC (11/21/25)
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  • Guidance Navigation and Control Engineer Senior

    Lockheed Martin (Littleton, CO)
    …technical issues to peers, management, subcontractors and customers\. \- Active TS/SCI clearance with Poly ** Security Clearance Statement:** This position ... the systems which support our nation's defense systems \.** The National Security Space Guidance, Navigation,...requires a government security clearance , you must be a US Citizen for consideration\.… more
    Lockheed Martin (12/14/25)
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  • Associate Director-Energy Markets

    Guidehouse (Boulder, CO)
    … Required** **:** None **What You Will Do** **:** The Energy Markets & Systems Integrated Modeling Team's work supports developers, operators and sponsors to ... storage and green fuels resources. The Energy Markets & Systems Integrated Modeling Team assists utilities and...but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and… more
    Guidehouse (11/25/25)
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  • RF Engineer (Colorado)

    Lockheed Martin (Littleton, CO)
    …teams and communicate and coordinate work as one team with common goals ** Security Clearance Statement:** This position requires a government security ... \(e\.g\., secure communications, mission\-critical payloads\)\. Proficiency in RF systems analysis \(i\.e\. payload performance, link budget modeling \)… more
    Lockheed Martin (11/07/25)
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  • Documentation Specialist - Level 3

    Northrop Grumman (Colorado Springs, CO)
    …+ Applicants must have a current active in-scope US Government DoD issued Secret security clearance at the time of application and is required to start. ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: No **Description** At Northrop Grumman, our employees have incredible… more
    Northrop Grumman (11/27/25)
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  • Flight Termination Electronics Design Engineer IV

    Lockheed Martin (Littleton, CO)
    …such as: Zuken, PSPICE, LTSPICE, MATLAB, MATHCAD, LABVIEW or similar products\. ** Security Clearance Statement:** This position requires a government security ... component qualification, acceptance, etc\. * Coordination with internal \(e\.g\., Systems Engineering, Integration & Test, etc\.\) and/or external stakeholders… more
    Lockheed Martin (11/17/25)
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  • Responsible System Engineer - LE2 Missile

    Lockheed Martin (Littleton, CO)
    …* Active Secret Clearance ; US Citizenship required **Desired Skills:** * Systems Modeling and Architecture Experience * Familiarity with Lockheed Martin ... engineer \(CPE\) or prior experience as a subsystem responsible systems engineer \(RSE\) ** Security Clearance ...as a subsystem responsible systems engineer \(RSE\) ** Security Clearance Statement:** This position requires a… more
    Lockheed Martin (12/13/25)
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  • Senior Test and Evaluation Engineer

    KBR (Colorado Springs, CO)
    …or developmental testing, operational testing, and live-fire testing, particularly testing of space systems , and the role of modeling and simulation (M&S) and ... Grow. with KBR! Senior Test and Evaluation Engineer KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to… more
    KBR (11/13/25)
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  • Space System Demo Chief Engineer (CE)

    Lockheed Martin (Louisville, CO)
    …mission/system\-level architecture and ConOps * Ability to obtain and maintain a Top Secret security clearance **Desired Skills:** * Prior experience as a CE, ... relationships with team members, leadership, subordinates, and customers * Active TS/SCI clearance ** Security Clearance Statement:** This position requires a… more
    Lockheed Martin (12/13/25)
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  • Mechanical Engineer - Early Career

    Lockheed Martin (Englewood, CO)
    …propulsion systems \- Understanding in gas/fluid dynamics or energetics/propellants ** Security Clearance Statement:** This position requires a government ... systems \. Must be a US Citizen; this position will require a government security clearance \. This position is located at a facility that requires special… more
    Lockheed Martin (12/11/25)
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