• Lead Cybersecurity Engineer ; HP NonStop…

    Capital One (Denver, CO)
    …As part of the Cyber team, you will design and develop Debit Systems Security Solutions , focusing on areas like network and OS administrative tasks on ... Lead Cybersecurity Engineer ; HP NonStop Systems In this key technical...operational risk. About you: + Values well thought out solutions and applies service-oriented security architecture principles.… more
    Capital One (11/21/25)
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  • UAS Conceptual Design Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and disruptive and rapid innovation. We provide leading edge technologies and transformative solutions that support our nation's most critical security needs. If ... seeking a highly skilled and innovative UAS Conceptual Design Engineer to join our dynamic engineering team. This role...teams. The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR… more
    Sierra Nevada Company, LLC (11/21/25)
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  • Missile Systems Integration & Test Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and disruptive and rapid innovation. We provide leading edge technologies and transformative solutions that support our nation's most critical security needs. If ... seeking a dynamic and skilled Systems Integration & Test Engineer to play a critical role in the research,...defense. The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR… more
    Sierra Nevada Company, LLC (11/10/25)
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  • Sr Systems Engineer , Controls Fleet, Data…

    Amazon (Denver, CO)
    …computing, and AI/ML environments. We are seeking a passionate and motivated Sr. Systems Engineer to join our team of Windows, Linux, and AWS Cloud experts. In this ... role, you'll deploy highly secure infrastructure and build automated solutions across our growing environment. The ideal candidate will have strong experience in… more
    Amazon (12/13/25)
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  • DevSecOps/System Admin. Engineer

    Lockheed Martin (Colorado Springs, CO)
    …ARE** Lockheed Martin is a global leader in aerospace, defense, and technology solutions , dedicated to pushing the boundaries of innovation and shaping the future of ... SPACE: WHAT WE'RE DOING** Space is a critical domain, connecting our technologies, our security and our humanity\. While others view space as a destination, we see… more
    Lockheed Martin (12/25/25)
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  • Systems Engineer Senior Staff (Level 5)

    Lockheed Martin (Littleton, CO)
    …we use our unique skills and experiences to create, design and build solutions to some of the worlds' hardest engineering problems\. Our culture encourages employees ... a billion people worldwide\. Lockheed Martin is looking for a dedicated Systems Engineer to join the team in Waterton, Colorado supporting Space Development Agency's… more
    Lockheed Martin (12/30/25)
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  • UNIX Systems Engineer

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for an UNIX Systems Engineer to plan, execute, and implement,create and maintain team technical instructions, operating ... **Responsibilities** This position is for a Senior UNIX System Engineer for a mixed and growing environment of Red...hardening of the servers and reporting of the overall security and operational status. The position will also recommend… more
    GovCIO (12/24/25)
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  • RF Engineer - Antenna (Level IV) - Top…

    Lockheed Martin (Littleton, CO)
    **Description:** Space is a critical domain, connecting our technologies, our security , and our humanity\. While others view space as a destination, we see it as a ... push the boundaries of what technology can achieve\. We're creating future\-ready solutions , focusing on resiliency and urgency through our 21st Century Security more
    Lockheed Martin (12/20/25)
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  • RF Engineer - Antenna (Level IV) - Top…

    Lockheed Martin (Littleton, CO)
    **Description:** Space is a critical domain, connecting our technologies, our security , and our humanity\. While others view space as a destination, we see it as a ... push the boundaries of what technology can achieve\. We're creating future\-ready solutions , focusing on resiliency and urgency through our 21st Century Security more
    Lockheed Martin (12/20/25)
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  • Process Improvement Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS/SCI with Poly - Current At Raytheon, the foundation of everything… more
    RTX Corporation (11/05/25)
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