• Infinity Systems Engineering (Alexandria, VA)
    …- now, come be more with us! Job Summary: We are seeking a skilled Systems Administrator /Network Engineer to join our mission-driven team. This position offers a ... secure, and troubleshoot Juniper and Cisco switches. + Perform systems administration on Windows and Linux platforms...configuration (Cisco experience is a plus) + Proficient in Linux and Windows system administration + Active… more
    DirectEmployers Association (09/30/25)
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  • Tyto Athene (Ashburn, VA)
    …Strong experience in enterprise IT environments as an applications or systems administrator . + Practical knowledge of Windows and Linux systems ... . + Administer and optimize enterprise IT applications and systems in Windows and Linux environments. +...Web Services (AWS). + Serve as a senior Splunk Administrator or Architect, responsible for the configuration, maintenance, and… more
    DirectEmployers Association (11/01/25)
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  • Fannie Mae (Reston, VA)
    …* Familiarity with Splunk Enterprise Security (ES) * Solid background in Linux /Unix system administration. * Scripting skills (Python, Bash, or PowerShell). ... problem-solving skills. *Desired Experiences* * Splunk Core Certified Power User, Administrator , Architect, or ES certification(s) * Experience with cloud platforms… more
    DirectEmployers Association (10/23/25)
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  • Applied Research Associates, Inc. (Herndon, VA)
    …clusters + **Documentation** : Maintain thorough documentation of infrastructure, systems , and processes **Offer is contingent upon contract award.** **Senior ... An active TS/SCI with CI Poly security clearance + OpenShift Certified Administrator (OCA) or Kubernetes certification + Experience with hybrid cloud or multi-cloud… more
    DirectEmployers Association (09/11/25)
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  • Patch and Linux Administrator

    Huntington Ingalls Industries (Fairfax, VA)
    …in enterprise patch management and system administration across multiple operating systems , including Red Hat Enterprise Linux (RHEL), Ubuntu, and macOS. The ... macOS systems in an enterprise environment, including integration with Linux infrastructure * Perform system installations, configurations, upgrades, and… more
    Huntington Ingalls Industries (11/14/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …(IAM) and integration with Linux systems . * Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification. * ITIL, ... Linux Administrator Job Category: Information Technology...team. The successful candidate will manage and support enterprise Linux systems that are mission-critical to national… more
    CACI International (11/13/25)
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  • Senior Linux Administrator

    General Dynamics Information Technology (Falls Church, VA)
    …the basis for IT Service Management (ITSM) model. **HOW A SENIOR LINUX ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system administration support for ... automation (Bash, Ruby, Python, Perl, etc.) + General understanding of Linux internals ( system calls, file systems , processes, etc.) + General understanding… more
    General Dynamics Information Technology (11/08/25)
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  • Linux Administrator - ACAS

    CACI International (Springfield, VA)
    Linux Administrator - ACAS Job Category:...the hire date + Expert at operating and maintaining Linux systems + Experience operating and maintaining ... the NGA mission. In this role, we're seeking a ** Linux Administrator - ACAS** who could potentially...Information - Software Tools list. + Utilize agency-approved ticketing systems to document, track, assign, update, and coordinate all… more
    CACI International (11/10/25)
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  • Linux Administrator

    Huntington Ingalls Industries (Virginia Beach, VA)
    …do + Maintain smooth operation of multi-user computer systems + Set up administrator and service accounts; manage system documentation + Tune system ... video: https://vimeo.com/732533072 Summary HII Mission Technologies is seeking a skilled Linux Administrator to support the Navy Integrated Training Environment… more
    Huntington Ingalls Industries (09/05/25)
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  • Linux Systems Administrator

    CACI International (Hampton, VA)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... Opportunity:** We are seeking a cleared, skilled and experienced Red Hat Enterprise Linux Administrator with expertise in Puppet configuration management to join… more
    CACI International (11/15/25)
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