• 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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  • Tempest Engineer - TS/SCI w/Poly

    General Dynamics Information Technology (Aurora, CO)
    …related experience **US Citizenship Required:** Yes **Job Description:** The TEMPEST Security Specialist assists the Certified TEMPEST Technical Authority (CTTA) in ... sponsored contractor facilities where SCI is electronically processed meet the security requirements of applicable TEMPEST policies efficiently and cost effectively.… more
    General Dynamics Information Technology (11/04/25)
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  • Senior Software Engineer (IC4), OCI…

    Oracle (Denver, CO)
    …(OCI) is seeking a technically advanced and hands-on Senior Software Engineer to drive the design, implementation, and optimization of critical networking ... solutions for the world's most demanding data center environments....transport protocols (TCP, RDMA, and hybrids), real-time telemetry, network security , and reliable systems software to deliver efficient, secure,… more
    Oracle (12/11/25)
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  • Software Engineer

    Lockheed Martin (Littleton, 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 (12/11/25)
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  • Guidance, Navigation & Control Engineer

    Lockheed Martin (Littleton, CO)
    …Lockheed Martin Space** : Space is a critical domain, connecting our technologies, our security , and our humanity\. While others view space as a destination, we see ... 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 (11/22/25)
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  • Zscaler Engineer

    GovCIO (Denver, CO)
    …to this job (https://careers-govcio.icims.com/jobs/7207/zscaler- engineer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** ... **Overview** GovCIO is currently hiring for **Zscaler Engineer ** to support our client's contract needs. This...expertise and experience to actively troubleshoot complex networking and security issues related to Zscaler. + Provide guidance on… more
    GovCIO (12/10/25)
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