• 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 (05/30/25)
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  • Linux Principal Windows…

    Serco (Kirtland AFB, NM)
    **Position Description** Serco is seeking a Linux Principal Windows Systems Administrator to join our team supporting the Defense Systems sector at ... other legally protected characteristics. Click here to apply now (https://careers-sercous.icims.com/jobs/69556/ linux - principal -windows- systems - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834477830) **New to… more
    Serco (05/17/25)
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  • Linux Systems Administrator…

    Northrop Grumman (Wright Patterson AFB, OH)
    …employees are not only part of history, they're making history. Northrop Grumman is seeking a Linux Systems Administrator to maintain and enhance Linux ... DevOps CI/CD pipelines. You will be primarily focused on Linux Systems Administration and be prepared for...with an active TS/SCI clearance **Basic Qualifications for a Principal Systems Administrator :** + Bachelor's… more
    Northrop Grumman (05/29/25)
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  • Sr Principal Linux Systems…

    Northrop Grumman (Redondo Beach, CA)
    …You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** **with High Performance Computing (HPC)** ... of multi-user Linux network services. + Providing technical support for Linux systems and associated networks. + Installing, troubleshooting, servicing, and… more
    Northrop Grumman (04/08/25)
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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 (06/25/25)
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  • Principal Linux Systems…

    Northrop Grumman (Linthicum Heights, MD)
    …will include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate ... work of your career. Northrop Grumman Classified Solutions is seeking a well-qualified Linux Administrator to join its dynamic team of technical professionals in… more
    Northrop Grumman (07/02/25)
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  • Principal Linux System…

    RTX Corporation (Tewksbury, MA)
    …citizens are eligible for a security clearance **Security Clearance:** DoD Clearance: Secret ** Principal Linux Systems Administrator - 100% onsite, ... our systems and support IT infrastructures around the world. ** Principal System Administrators** **,** internally known as Principal Analyst, infrastructure… more
    RTX Corporation (06/27/25)
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  • Principal Linux System…

    RTX Corporation (Aurora, CO)
    …US citizens are eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph ** Principal Linux Systems Administrator Aurora, CO, 100% ... a Raytheon program in a classified environment as a ** Principal ** ** Linux System Administrator .** +...GSEC, SSCP, CySA+, CND. + Experience administering Red Hat Linux based systems with minimal support, to… more
    RTX Corporation (05/23/25)
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  • United States Postal Service (USPS) Incumbent…

    General Dynamics Information Technology (Fairfax, VA)
    … + Cisco ISE Engineer + DNS/DHCP Network Engineer + Microsoft Power BI Developer + Principal Unix/ Linux Systems Administrator + VPN Network Engineer + ... Packaging Engineer + Client Support Administrator + Mail Processing Equipment Systems Administrator + Multi-Factor Authentication (MFA) Engineer + OKTA … more
    General Dynamics Information Technology (07/02/25)
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  • Sr. Principal Linux System…

    RTX Corporation (Aurora, CO)
    …are eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph **Sr. Principal Linux System Administrator - Aurora, CO, must have ... Raytheon program in a classified environment as a **Sr.** ** Principal Linux System Administrator .** +...GSEC, SSCP, CySA+, CND. + Experience Red Hat Enterprise Linux based systems + Experience with DT… more
    RTX Corporation (07/02/25)
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