• Neya Systems (Warrendale, PA)
    …(8) years of relevant experience, with at least five (5) years of experience in a senior Linux Systems Administrator role, preferably in a high-tech or ... experience, with at least five (5) years of experience in a senior Linux Systems Administrator role Equal Opportunity Employer/Protected… more
    DirectEmployers Association (10/23/25)
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  • ABBTECH Professional Resources, Inc. (Norfolk, VA)
    ** Senior Systems Administrator (Unix/ Linux )** + Six (6) years of professional experience in Unix/ Linux admin system . + This position requires ... experience with backup/recovery; software/security mgmt; hardware/OS/COTS installation; performance tuning; troubleshooting; TCP/IP; firewalls; vulnerability knowledge. + This position is required to be designated as IAT III level with a T5 (Top Secret… more
    DirectEmployers Association (12/17/25)
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  • iconectiv (Bridgewater, NJ)
    …For more information, visit www.iconectiv.com . Follow us on X and Linkedln. The Senior System Administrator role provides system administration ... Center) Lab and Production Telecommunications Application Service environments. The Senior System Administrator is a...ME or equivalent experience. + Demonstrated Solaris, VMware and Linux system administration expertise. + Minimum of… more
    DirectEmployers Association (12/03/25)
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  • Schrdinger (NY)
    We're seeking a ** Systems Administrator ** to join us in our mission to improve human health and quality of life! At Schrodinger, we're dedicated to advancing ... diverse fleet of endpoints and servers (macOS, Windows, and Linux ), including provisioning, patching, and configuration management + Oversee...setting) + At least two years of experience in systems administration, IT operations, or a senior more
    DirectEmployers Association (12/03/25)
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  • 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 (11/25/25)
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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. +...on Amazon Web Services (AWS). + Serve as a senior Splunk Administrator or Architect, responsible for… more
    DirectEmployers Association (11/01/25)
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  • Applied Research Solutions (Augusta, GA)
    …on Java micro-service-based applications while supporting the GETS (GEOINT Enterprise TPED System ) program on the Erebus contract. Why Work with us? Applied Research ... our awards and recognition program, and personalized attention from ARS Senior Managers. Responsibilities include: + Develops software components that require… more
    DirectEmployers Association (12/12/25)
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  • Linux Administrator , Senior

    Amentum (Hanover, MD)
    …continuously trying to stay ahead of the next challenge. **Responsibilities:** This Senior Linux administrator position will provide candidates with ... If so, look no further. Amentum is seeking a ** Linux Administrator , Senior ** to join...resolution process. Configures and manages Linux operating systems and installs/loads operating system software, troubleshoots,… more
    Amentum (11/21/25)
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  • Linux System Administrator

    Link Solutions Inc (Aberdeen Proving Ground, MD)
    …and appraised for CMMI ML3 for Services and Development. Link Solutions is seeking a Linux System Administrator ( Senior -Level) to join our team at ... have an active DoD Top Secret Clearance. + Non-remote (relocation incentive available) Our Linux System Administrator ( Senior -Level) will be responsible… more
    Link Solutions Inc (10/08/25)
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  • Senior Linux /Unix…

    S4 Inc. (Omaha, NE)
    Administrator ; or CompTIA Linux +; or Oracle Certified Professional Oracle Linux System Administrator ; or Red Hat Certified Engineer; or Oracle ... Full Time | Comprehensive and competitive benefits Job Title: Senior Linux /Unix Administrator Work Location:...Assist with deploying and managing virtual machines and storage systems (VMware, NetApp) + Maintain accurate system more
    S4 Inc. (10/08/25)
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