• Senior System Administrator

    Fiserv (Overland Park, KS)
    …in overseeing system reliability, performance, and security across Windows and Linux environments. As a key player in our team, they collaborate across various ... protocols like firewalls and manage user accounts. + Ensure system reliability and efficiency by implementing monitoring systems...need to have:** + 7+ years of experience in system administration in Windows & Linux environments.… more
    Fiserv (10/09/25)
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  • Senior System Administrator (C)

    SimIS Inc. (Dahlgren, VA)
    system experience in one or more of the following disciplines: combat systems design/engineering, combat system computer program development, combat system ... management, system administration, and information assurance support for combat system interface simulation, test, analysis, and training systems associated… more
    SimIS Inc. (08/07/25)
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  • System Administrator

    CACI International (Annapolis Junction, MD)
    …in mission environments + Apply expert knowledge of UNIX, Linux , and Windows systems and networking + Coordinate system changes with ISSO and ISO, and ... to join our team and help maintain, troubleshoot, and optimize a wide variety of IT systems . We are hiring a seasoned System Administrator - Level 3 to provide… more
    CACI International (08/01/25)
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  • System Administrator

    KBR (Colorado Springs, CO)
    …STIGs and SRGs + Excellent oral and written communication skills Desired: + Linux System Administrator + DevSecOps + Risk Management Framework implementation + ... Title: System Administrator Belong. Connect. Grow. with KBR! KBR's...our national security. KBR, is seeking a highly motivated Systems Administrator to join us in supporting our great… more
    KBR (08/22/25)
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  • SkillBridge Fellowship | GEOINT Systems

    RTX Corporation (Beale AFB, CA)
    …ground control systems to monitor and control sensor and ground system health/status and quickly resolve issues as they occur. + Actively monitor, administer ... and troubleshoot complex GEOINT systems consisting of Linux , Windows, ESXi Docker,...time at Beale AFB, CA. **Qualifications We Prefer** + Linux , Microsoft Windows, ESXi, Docker, and Puppet system more
    RTX Corporation (08/19/25)
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  • Systems Administrator

    TEKsystems (Freeville, NY)
    Job Title: System Administrator (Windows/ Linux , AD, VMware, Veeam) Job Description: We are seeking a skilled and experienced System Administrator to manage ... our IT infrastructure. The ideal candidate will have expertise in Windows and Linux operating systems , Active Directory (AD), VMware virtualization, and Veeam… more
    TEKsystems (10/09/25)
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  • System Development Engineer III

    Amazon (Arlington, VA)
    …corporate infrastructure systems and perform database queries (SQL) using Window, Linux , or Unix based operating systems and SQL Server databases. Provide ... 2) designing or architecting (design patterns, reliability, and scaling) of new and existing systems ; 3) deploying and operating in a Linux or Unix environment;… more
    Amazon (09/30/25)
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  • System Test Engineer

    Noblis (Atlantic City, NJ)
    …of industry standards and best practices for environmental testing is advantageous. + Linux Operating Systems : Familiarity with Linux environments, including ... programs that provide Air Traffic Control (ATC) Voice Communication Systems (VCSs) and legal recording systems that...ability to navigate, configure, and troubleshoot within the operating system . + Experience with Linux -based tools and… more
    Noblis (09/03/25)
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  • Senior Systems Administrator

    RTX Corporation (Tucson, AZ)
    …technology solutions to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. **Senior System ... Services collaborate and support exciting, critical programs with classified information system capabilities. Success in this role means you can develop, implement,… more
    RTX Corporation (10/16/25)
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  • System Administrator (MUOS/SATCOM)

    V2X (Wahiawa, HI)
    …and ARSTRAT Global Watch Officer real time IAW the MUOS CONOPS N/A + Perform system administration of all systems and equipment located at the Wahiawa ground ... commands for TSM client Schedulers (Windows, SQL, DB2, Solaris, Linux ), Modification of FOUO Proxy CDR collector XML configuration...real time IAW the MUOS CONOPS N/A + Perform system administration of all systems and equipment… more
    V2X (10/10/25)
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