• HPC Engineer, Staff / TS/SCI w/Poly / Onsite: PA,…

    Lockheed Martin (King Of Prussia, PA)
    …Ansible playbooks * Excellent interpersonal and teamwork skills **Desired Skills:** * Linux Systems Administration \(RHEL/CentOS/SUSE\) * Kernel tuning for ... a lab environment * Knowledge of data communications and networking * Experienced Administration / Systems Engineer in Linux * Experience with Linux RedHat… more
    Lockheed Martin (08/08/25)
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  • Senior Systems Engineer

    Leidos (Centennial, CO)
    …configuration, migration, and upgrades across multi-platform systems ( Linux , Windows, Hyper-V/VMware). **Operations & Administration ** + Administer ... Team** , you'll design, deploy, and maintain critical Linux -based infrastructure supporting the core production systems ...experience may substitute for degree). + Proven expertise in ** Linux system administration ** , especially Red Hat… more
    Leidos (09/14/25)
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  • Information Systems Security Engineer

    The MITRE Corporation (Bedford, MA)
    …of security tools (eg, SIEM, EDR, vulnerability scanners, firewalls). + Expertise in Linux systems administration (RHCSA or equivalent experience). + ... advanced network technologies including SD-WAN and 5G capabilities + Provide Linux systems engineering and implement automation to enhance security posture and… more
    The MITRE Corporation (09/24/25)
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  • Sr Principal HPC Systems Engineer

    Northrop Grumman (Annapolis Junction, MD)
    …lifecycle + Demonstrated experience analyzing and responding to customer requirements + Strong Linux systems administration proficiency (RHEL nice to have) + ... hardware + Experience directing technical work of a small team of Linux Systems Administrators + Strong written and verbal communication skills + _Candidate Must… more
    Northrop Grumman (09/16/25)
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  • Exchange Systems Administrator

    SAIC (Panama City Beach, FL)
    …The ideal candidate will have a strong background in Windows Server and Red Hat systems administration . The candidate will join an existing team of Tier III ... and security. + Administer and maintain Red Hat Enterprise Linux systems . + Manage Active Directory, Group...Enterprise services. + Strong background in Red Hat Enterprise Linux configuration and administration . + Ability to… more
    SAIC (09/27/25)
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  • Systems Engineer

    Actalent (Cedar Park, TX)
    …and optimizing a high availability environment. You will be responsible for Linux systems administration , virtualization, and container technologies such ... Proficiency in Kubernetes for deploying and maintaining clusters. + Experience with Linux , particularly Ubuntu, and integrating Linux servers with Active… more
    Actalent (09/17/25)
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  • Systems Engineer

    Robert Half Technology (Jersey City, NJ)
    …and Druva. * Administer Windows Server environments, including failover clustering, and manage Linux systems such as Ubuntu and Debian. * Manage cloud ... City, New Jersey. The ideal candidate will oversee the administration and optimization of enterprise IT systems ,...endpoint security tools. * Expertise in administering Windows and Linux systems , as well as cloud platforms… more
    Robert Half Technology (09/09/25)
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  • Systems Administrator (IT Program Services)

    Nightwing (Annapolis Junction, MD)
    …complex concepts to a diverse audience. High level of proficiency and experience in Linux Systems Administration using Debian or Red Hat based distributions. ... community, defense, civil, and commercial markets. Nightwing is seeking an experienced Linux Systems Administrator with a proven ability supporting classified… more
    Nightwing (09/22/25)
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  • Unix Systems Administrator

    SAIC (Ashburn, VA)
    …Experience with LDAP using and or supporting LDAP. + Experience with support Linux systems running Database (Oracle, PostgreSQL , MySQL). + Experience supporting ... years of relevant experience. + 10 years plus System administration experience. 6+ with Linux (RHEL8). +...Linux (RHEL8). + Support of large number of systems , more than 250. + Experience with Hardware Support… more
    SAIC (09/12/25)
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  • Systems Engineer

    Robert Half Technology (San Diego, CA)
    …scripts using tools such as PowerShell, Python, or Ansible. * Oversee the administration of Windows and Linux systems , ensuring optimal performance ... Description We are looking for a highly skilled Systems Engineer to join our team in San...Shell Scripting. * Expert-level knowledge of either Windows or Linux system administration . * Familiarity with cloud… more
    Robert Half Technology (09/03/25)
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