• Sr . Specialist Systems Engineering

    L3Harris (Greenville, TX)
    …land, sea and cyber domains in the interest of national security. Job Title: Sr . Specialist, Systems Engineer Job Number: 30979 Job Location: Greenville, ... simultaneously + Ability to test and troubleshoot multiple operating systems (ie Windows, Linux , NETAPP) + Requires...and troubleshoot multiple operating systems (ie Windows, Linux , NETAPP) + Requires familiarity with engineering tools +… more
    L3Harris (11/12/25)
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  • Senior Linux Systems

    Leidos (Camp Springs, MD)
    **Description** The Leidos Digital Modernization Sector is seeking a **_Senior Linux Systems Administrator_** in support of the Air Force National Capital ... and take ownership of our critical Red Hat Enterprise Linux environment. As a Senior System Administrator,...leading the upgrade of our existing Red Hat Enterprise Linux 8 systems to version 9, ensuring… more
    Leidos (12/20/25)
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  • Sr Director, Systems Engineering…

    Celestica (San Jose, CA)
    …City: San Jose **Summary** The role is for a highly accomplished and forward-thinking Sr Director Technical Engineer for a leading role in a critical customer ... and system limits within power, thermal, electrical, mechanical, and both FW control systems as well as performant workload systems SW. + Emerging Tech… more
    Celestica (12/03/25)
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  • Senior Systems Administrator…

    ManTech (Fairmont, WV)
    **MANTECH** seeks a motivated and customer-oriented ** Senior Systems Administrator - Windows/ Linux Dual-Stack Specialist** to join our team in **Boulder, ... Linux environments. + Lead efforts to integrate Linux systems into the overall IT architecture...from scratch and designing complex Active Directory environments. + Senior -level experience with Linux system administration, networking,… more
    ManTech (11/05/25)
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  • Sr . Cyber Defense Architect

    DarkStar Intelligence LLC (Fort Meade, MD)
    Sr . Cyber Defense Architect Location: Fort Meade, MD...role. This role requires someone who: + Understands how systems can be exploited at the OS, kernel, and ... Full-Time | Clearance: TS/SCI CI polygraph required Overview We are seeking a Sr . Cyber Defense Architect who brings together deep expertise across offensive cyber… more
    DarkStar Intelligence LLC (11/06/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    Linux Engineer Location: Chantilly, VA, US Job... Systems Engineering team is seeking a driven Senior Linux /UNIX Systems Administrator that is ... ID: ATR 17717 Job Description Job Title: Linux Engineer Location: Chantilly, VA Eligibility:Top Secret/SCI...diagnosis and resolution - Implement, troubleshoot and maintain IT systems remotely - Document the management of system infrastructure… more
    Arena Technical Resources, LLC (11/29/25)
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  • Sr . RFIC Layout Designer (Silicon…

    SpaceX (Redmond, WA)
    Sr . RFIC Layout Designer (Silicon Engineering) Redmond, WA Apply SpaceX was founded under the belief that a future where humanity is out exploring the stars is ... this possible, with the ultimate goal of enabling human life on Mars. SR . RFIC LAYOUT DESIGNER (SILICON ENGINEERING) At SpaceX we're leveraging our experience in… more
    SpaceX (01/01/26)
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  • Sr SDE - Embedded Networking, Amazon Leo

    Amazon (Sunnyvale, CA)
    …have multi-year experience working on networking and/or consumer devices using embedded Linux , Yocto, and/or Real Time Operating Systems (RTOS). The candidate ... in manufacturing. A day in the life As a senior software development engineer you will be...on experience on networking and/or consumer devices using embedded Linux , Yocto, and/or Real Time Operating Systems more
    Amazon (12/19/25)
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  • Senior Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    …and Computer Systems Administrator Overview: S4 is seeking an experienced Senior Unix/ Linux OS Administrator to support the USSTRATCOM IT Enterprise at ... Experience | Full Time | Comprehensive and competitive benefits Job Title: Senior Linux /Unix Administrator Work Location: USSTRATCOM Offutt AFB Clearance: TS/SCI… more
    S4 Inc. (10/08/25)
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  • Sr . SDET

    ForeScout Technologies, Inc. (Dallas, TX)
    …What You Will Do Forescout is growing fast and is seeking a dynamic, results-orientated Sr . SDET Engineer to join our team. Our team is looking for individuals ... Sr . SDET Engineering Dallas, Texas Apply What We...day cyberattacks threaten to disrupt hospitals, power grids, financial systems , and the infrastructure we all depend on. At… more
    ForeScout Technologies, Inc. (12/09/25)
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