• COLSA Corporation (Huntsville, AL)
    …security, or a related field. + 10 + years working as an ISSE and/or Linux system administrator + Ability to clearly present and communicate technical approaches ... Responsible for the design, test, operation and implementation of secure operating systems , networks, and database products. This role is 100% on-site Principal more
    DirectEmployers Association (10/04/25)
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  • Principal Linux Systems

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Linux Systems Administrator in our **National Security Sector's (NSS) Cyber ... a difference in National Security!** **Job Summary:** Leidos is seeking a Principal Linux Systems Administrator with demonstrated experience supporting… more
    Leidos (07/31/25)
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  • Principal Linux Systems

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Linux Systems Administrator ** in our **National Security Sector's (NSS) ... a mission-critical program with lasting impactful results. Join our team as a ** Linux Systems Administrator ** , where you'll provide crucial support for the… more
    Leidos (08/11/25)
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  • Principal Linux Systems

    Northrop Grumman (Baltimore, MD)
    …of your career. Northrop Grumman Mission Systems is seeking a well-qualified ** Linux Systems Administrator ** to join its Classified Solutions team of ... include but not be limited to the following: + Perform as primary Linux Systems Administrator for a large, classified government contract. + Communicate… more
    Northrop Grumman (10/15/25)
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  • Principal Linux Systems

    Northrop Grumman (Aurora, CO)
    …We Want You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** to join its dynamic team of technical ... include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively… more
    Northrop Grumman (09/23/25)
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  • Northrop Grumman (DoD SkillBridge) - Linux

    Northrop Grumman (Linthicum Heights, MD)
    …**Job Description:** Northrop Grumman's Classified Solutions Team is seeking a well-qualified Linux Systems Administrator to join our dynamic team ... include but not be limited to the following: + Perform as a Linux Systems Administrator for a classified government contract. + Maintain smooth operation… more
    Northrop Grumman (08/01/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Boulder, CO)
    …will include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate ... certification will be a condition of continued employment + Must have Linux Operating Systems support experience + Linux Workstation and Server management… more
    Northrop Grumman (10/09/25)
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  • Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …US citizens are eligible for a security clearance. + Must have experience with Linux systems administration + Experience with one of the following: Solaris, ... tough, meaningful problems that create a safer, more secure world. ** Principal System Administrator ** in infrastructure Workplace Services, collaborates with… more
    RTX Corporation (09/09/25)
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  • Sr Principal Linux System…

    Northrop Grumman (Huntsville, AL)
    …they're making history. Northrop Grumman Defense Systems is seeking a well-qualified Principal Linux Systems Administrator to join our dynamic ... continuous improvement within the team. **Basic Qualifications for a Principal Systems Administrator :** + Bachelor's...experience + Minimum of three years of experience with Systems Administration for Linux Operating Systems more
    Northrop Grumman (10/18/25)
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  • Sr Principal HPC Linux

    Northrop Grumman (Redondo Beach, CA)
    …We Want You!** The Northrop Grumman Classified Solutions team is seeking a senior ** Linux Systems Administrator ** to join its dynamic team of technical ... with configuring, administering, and maintaining Red Hat or other Linux systems . **Preferred Qualifications:** + Bachelor's degree...an administrator for Red Hat or similar Linux systems within a DoD context +… more
    Northrop Grumman (09/11/25)
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  • Linux System Administrators Careers

    Northrop Grumman (Redondo Beach, CA)
    … operating systems , workstations, and applications for several program or project areas. ** Principal Linux Systems Administrator ** + Serve as primary ... Report project status as required for all recurring and non-recurring efforts ​ **Sr. Principal Linux Systems Administrator ** + Serve as a Project Lead… more
    Northrop Grumman (09/14/25)
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  • Principal Linux System…

    BAE Systems (Manchester, NH)
    …able to lift equipment (up to 40lbs) and work within controlled environments. **In this Principal Linux Administrator position you will make impacts in the ... Systems is seeking a highly trained and motivated Principal Closed Area Systems Administrator ...be available based on position level and/or job specifics. ** Principal Linux System Administrator ** **117055BR**… more
    BAE Systems (10/07/25)
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  • Principal Linux System…

    General Dynamics Information Technology (Livermore, CA)
    …Description:** $10K Sign-on bonus A Principal Linux System Administrator Maintains an organization's computer systems ' workflows and is responsible for ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux ,Microsoft Server Operating Systems ,Microsoft Windows Environment **Certifications:**… more
    General Dynamics Information Technology (08/09/25)
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  • Principal System Administrator

    RTX Corporation (Andover, MA)
    …team solves tough, meaningful problems that create a safer, more secure world. ** Principal System Administrator ** in Program Digital Services, collaborate with a ... a security clearance). + Experience with Microsoft Windows operating systems . + Experience with Red Hat Enterprise Linux... systems . + Experience with Red Hat Enterprise Linux + Experience with secure system configurations, system hardening,… more
    RTX Corporation (09/11/25)
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  • Sr. Principal AIX or Linux System…

    RTX Corporation (Tewksbury, MA)
    …Provide IT systems administration in a heterogeneous AIX, Redhat Enterprise Linux , and Microsoft Windows environment. + Understanding and knowledge of AIX, ... candidate is responsible for provisioning, installation/configuration, operation, and maintenance of systems hardware and software related to an AIX/ Linux more
    RTX Corporation (10/02/25)
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  • Senior Principal Linux

    RTX Corporation (El Segundo, CA)
    …more secure world. **What You Will Do** + We are seeking an experienced Linux Administrator that will be working in a highly collaborative, multi-platform and ... candidate is responsible for provisioning, installation/configuration, operation, and maintenance of systems hardware and software related to a Linux /Windows… more
    RTX Corporation (09/26/25)
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  • Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    systems administration and networking administration experience, Windows or Linux administration, backup, and recovery enterprise suites. + Experience with ... secure world. **What You Will Do:** + Provide IT systems administration in a heterogeneous RedHat Enterprise / Microsoft...containers. + Experience with Server, Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, RAID, backup… more
    RTX Corporation (09/24/25)
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  • Senior Linux Systems

    General Dynamics Information Technology (Macdill AFB, FL)
    …how our customers operate while you advance your career. Join GDIT as a **Senior Linux Systems Administrator ** and build an impactful career in enterprise ... you. **MEANINGFUL WORK AND PERSONAL IMPACT:** As a **Senior Linux Systems Administrator ** , the...technology expertise and drive for innovation to GDIT. The Systems Administrator Principal must have:… more
    General Dynamics Information Technology (09/26/25)
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  • DreamWorks Technology - Sr. Systems

    NBC Universal (Glendale, CA)
    …to be completed during 2025. DreamWorks Animation is seeking a Senior Systems Administrator to join its multi-platform Infrastructure Engineering and Operations ... team. As a Senior Systems Administrator , you will be responsible for...will be responsible for administering and architecting the studio's Linux infrastructure ranging from business as usual tasks, upgrades,… more
    NBC Universal (10/09/25)
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  • DevOps/ Principal Systems

    BAE Systems (Manchester, NH)
    …40lbs) and work within controlled environments. **In this unique position as a Dev Ops/ Principal Systems Administrator you will make impacts in the following ... Other incentives may be available based on position level and/or job specifics. **DevOps/ Principal Systems Administrator ** **116822BR** EEO Career Site Equal… more
    BAE Systems (10/03/25)
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