• System Administrator ( Associate)

    Nexagen Networks Inc (Picatinny Arsenal, NJ)
    …a skilled System Administrator - Associate to provide day-to-day system administration and end-user support in a secure, mission-critical environment. ... procedures, and troubleshooting steps Troubleshoot hardware and software issues across Windows and Linux environments Communicate effectively with users and… more
    Nexagen Networks Inc (01/10/26)
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  • Sr. Systems Engineer - Cloud FinOps…

    Marriott (Bethesda, MD)
    …across many of the following platforms: + Operating Systems : Red Hat Enterprise Linux , Oracle Linux , Windows , CentOS + Storage: Block Storage, Object ... annually **Bonus Eligible:** Y **Expiration Date:** 02/04/2026 **JOB SUMMARY** The Sr. Systems Engineer FinOps will be a technical expert responsible for driving… more
    Marriott (01/08/26)
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  • System Administrator VII

    Chenega Corporation (Albuquerque, NM)
    …The System Administrator VII will perform system administration for Linux and Windows operating systems and VMware virtual host environments. The ... with proper permissions. + Responsible for the security and administrative controls of service(s) and/or system (s). +... monitoring and upgrade of all required Microsoft and Linux based systems /servers. + Utilize new data… more
    Chenega Corporation (01/06/26)
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  • Senior Network Engineer

    GliaCell Technologies (Laurel, MD)
    …firewalls. + Proficient with Linux and Windows . Linux and/or Windows system administration experience is a plus. + CCNA or CCNP certification. ... for you. We Make It Happen! GliaCell Technologies focuses on Software & System Engineering in Enterprise and Cyber Security solution spaces. We excel at delivering… more
    GliaCell Technologies (01/10/26)
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  • Senior Database Administrator (Open Rank)

    University of Colorado (Aurora, CO)
    …ecosystem experience. **Knowledge, Skills and Abilities:** + Strong knowledge of database administration and development and systems administration concepts ... administration and development, especially MS SQL Server. + Experience with Windows , Linux /Unix, shell scripting, and networking. + Excellent troubleshooting,… more
    University of Colorado (01/06/26)
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  • Senior Network Engineer with Poly

    BigBear.ai (Annapolis Junction, MD)
    …firewalls. + Proficient with Linux and Windows . Linux and/or Windows system administration experience is a plus. + CCNA or CCNP certification. ... of Cisco routers, switches, and firewalls + Support agile activities for systems including release planning, sprint planning, and retrospectives to gather and… more
    BigBear.ai (12/30/25)
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  • System Administrator (Level 4)

    Kaizen Approach, Inc (Annapolis Junction, MD)
    …management and internal customers. This position involves configuring and managing UNIX, Linux , and Windows operating systems , installing and maintaining ... to configure and manage UNIX, Linux , and Windows (or other applicable) operating systems , install...VDI (eg, remote GPU and memory scaling), and understanding system administration interdependencies within Service Oriented Architecture… more
    Kaizen Approach, Inc (11/11/25)
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  • Field Systems Administrator

    Systems Technology Forum (San Diego, CA)
    …and Skills Required knowledge and years of experience Five years experience required * Windows / Linux administration and RMF knowledge. * 5+ years of ... and NAVWAR policies. * Install, configure, and maintain operating systems ( Windows , Linux ) and associated...system administration experience supporting Navy or DoD operational environments. *… more
    Systems Technology Forum (11/21/25)
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  • IT Systems Administrator, Launch

    SpaceX (Cape Canaveral, FL)
    …of experience in IT systems administration . + Hands-on experience with Linux or Windows server administration . + Experience with enterprise network ... LAUNCH SpaceX is looking for a highly skilled and knowledgeable IT Systems Administrator to support the networking, compute administration , and application… more
    SpaceX (12/03/25)
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  • Information System Security Officer (ISSO)-…

    Lockheed Martin (Sunnyvale, CA)
    …various operating Systems * Demonstrated experience executing Security Hardening on diverse LINUX and Windows Operating Systems based on approved DISA ... be a US Citizen\. Position requires clearance **Desired Skills:** * Information Systems auditing understanding * Knowledgeable of operating system security… more
    Lockheed Martin (01/09/26)
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