• Senior Linux Administrator

    General Dynamics Information Technology (Falls Church, VA)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** **HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system ... - Security+ CE - CompTIA, Red Hat Certified System Administrator (RHCSA) in Red Hat OpenStack - Redhat Certified...and usage charts, including CPU usage, disk usage and network uptime for the Linux Servers. +… more
    General Dynamics Information Technology (05/13/25)
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  • Senior Systems Administrator (Unix/…

    First Division Consulting (Dahlgren, VA)
    …contingent on contract award** Position Overview: First Division Consulting is seeking a Senior Unix/ Linux Systems Administrator to support a Department of ... and software infrastructure. The ideal candidate will have expertise in Unix/ Linux system administration, backup and recovery, network security protocols,… more
    First Division Consulting (06/19/25)
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  • Senior Linux System…

    General Dynamics Information Technology (Livermore, CA)
    …experience **US Citizenship Required:** Yes **Job Description:** $10K Sign-on bonus A Senior Linux System Administrator Maintains an organization's computer ... Hat Clustering + System administration and IT certification in Linux , Microsoft, or other network related fields...IT certification in Linux , Microsoft, or other network related fields required + Working knowledge of Administration… more
    General Dynamics Information Technology (05/10/25)
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  • Senior Linux /Unix Systems…

    SMX (Dahlgren, VA)
    Senior Linux /Unix Systems Administrator (4419)at SMX(View all jobs) (https://www.smxtech.com/careers/) Dahlgren, VA SMX is looking for a highly motivated ... Senior Linux /Unix Administrator to join...Senior Linux /Unix Administrator to join our team in...and maintain Top Secret clearance + Networking protocols + Network security tools such as firewalls + Vulnerability management… more
    SMX (06/26/25)
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  • Senior Linux System…

    SAIC (Newport, RI)
    **Description** **SAIC** is seeking a ** Senior Linux System Administrator ** for on-site support of the Advanced Scientific and Engineering Computer Center ... FlexLM and LMX. + Candidate must be certified (CompTIA Security+ CE or Network + CE and Linux certification). + Able and willing to learn new as well as existing… more
    SAIC (05/08/25)
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  • Senior System Administrator

    TISTA Science and Technology (Austin, TX)
    …enterprise outage throughout swings and performs proper incident handoff to the next shifts Senior Linux SA team lead, and facilitates discussion with Red Hat ... Overview TISTA is looking for a Senior Systems Administrator to manage teams,...and oversee provisioning, configuration management, and system monitoring on Linux systems and servers. You'll also assist with the… more
    TISTA Science and Technology (05/29/25)
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  • Senior Linux Systems…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... us and make a difference in National** **Security!** Join our team as a ** Linux Systems Administrator ** , where you'll provide crucial support for the… more
    Leidos (05/29/25)
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  • Senior Principal Linux System…

    RTX Corporation (Aurora, CO)
    …citizens are eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph ** Senior Principal Linux System Administrator - Aurora, CO, ... a Raytheon program in a classified environment as a ** Senior Principal Linux System Administrator **...(LDAP), and security hardening . Experience with Ground Station network architecture for CONUS and OCONUS distributed assets .… more
    RTX Corporation (06/23/25)
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  • Linux Systems Administrator

    Leidos (Clarksburg, WV)
    … could be focused in one or more of the following areas: + A network administrator maintains network infrastructure such as switches and routers, and ... diagnoses problems with these or with the behavior of network -attached computers. + A security administrator is a specialist in computer and network more
    Leidos (05/16/25)
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  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    …practices. + At least 6 years of experience in designing, administering and troubleshooting Linux and Windows systems, storage systems, network and VMs. + The ... data warehouse team and a research data services team. The **_Senior Systems Administrator /Engineer,_** as a member of the Scientific Computing and Data group, is… more
    Mount Sinai Health System (06/24/25)
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