• Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    … systems administration and networking administration experience, Windows or Linux administration, backup, and recovery enterprise suites. ​ Qualifications We ... create a safer, more secure world. What You Will Do: Provide IT systems administration in a heterogeneous RedHat Enterprise / Microsoft Windows and environment.… more
    RTX Corporation (10/21/25)
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  • Senior Linux Administrator

    RTX Corporation (Mckinney, TX)
    …world. **What You Will Do:** + Administer, patch, and harden Red Hat Enterprise Linux (RHEL) and related distributions. + Work with Cyber to maintain and monitor ... system availability, performance, and logs using enterprise tools. +...logs using enterprise tools. + Configure and maintain STIG-compliant systems in accordance with DoD security standards. + Automate… more
    RTX Corporation (11/21/25)
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  • Systems Administrator

    TEKsystems (San Diego, CA)
    …Windows, System administrator , Vmware, Active directory, Systems engineering, Windows server, Linux , Infrastructure, Windows administration, Cloud, ... Virtualization, Exchange, Administration Top Skills Details Windows, System administrator ,Vmware,Active directory, Systems engineering,Windows server, Linux ,Infrastructure,Windows administration,Cloud,Office… more
    TEKsystems (11/20/25)
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  • Senior Systems Administrator

    BAE Systems (Washington, DC)
    …Description** BAE Systems is seeking a Senior ** Systems Administrator ** to join the Machine-assisted Analytic Rapid-repository System (MARS) Advanced ... decision expected by Winter/ Spring 2026** **.** The Senior ** Systems Administrator ** responsibilities include, but are not...and maintain the infrastructure that powers networks and operating systems such as UNIX, Linux , and Windows.… more
    BAE Systems (10/29/25)
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  • Senior Systems Administrator…

    BAE Systems (Springfield, VA)
    **Job Description** As a Systems Administrator in an enterprise test organization, the incumbent will be part of a thriving dynamic team of Systems ... systems , coordinates with network engineers, monitors and manages system resources, and performs systems security administration...HS diploma (including at least 5 in a recent systems administrator role) + Must hold a… more
    BAE Systems (11/19/25)
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  • Systems Administrator (SME)

    BAE Systems (Herndon, VA)
    …to improve our future and protect our freedom. We are seeking an experienced Systems Administrator SME to join our technology-based program supporting a key ... government customer. As a Systems Administrator SME, you will play a...with that function both on customer premise, and via remote Cloud services. As a mission-focused administrator … more
    BAE Systems (09/12/25)
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  • Principal System Administrator

    DCCA (Annapolis Junction, MD)
    Principal System Administrator Location Annapolis Junction, MD Job Code 2270 # of Openings 1 Apply Now ... and benefits package. Visit our website at: www.dcca.com Principal System Administrator Candidate must have an active...excellence. Key Tasks: Candidate will be responsible for providing Linux System Administration support for the program.… more
    DCCA (11/17/25)
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  • IT- System Administrator

    The Davey Tree Expert Company (Kent, OH)
    …Certified: Azure Administrator , or similar. + Proficiency in operating systems (Windows, Linux ), network management, and virtualization technologies + Strong ... Site **Req ID:** 217411 **Position Overview** The **IT - System Administrator ** is responsible for the configuration,...environments. This role requires a strong background in both Linux and Windows operating systems , with an… more
    The Davey Tree Expert Company (10/30/25)
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  • System Administrator VII

    Chenega Corporation (Albuquerque, NM)
    …optimization in their business. The System Administrator VII will perform system administration for Linux and Windows operating systems and VMware ... System Administrator VII Albuquerque, NM Join... monitoring and upgrade of all required Microsoft and Linux based systems /servers. + Utilize new data… more
    Chenega Corporation (10/07/25)
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  • System Administrator VI

    Chenega Corporation (Albuquerque, NM)
    …business. TheSystem Administrator VIwill perform system administration for Linux and Windows operating systems and VMware virtual host environments. The ... System Administrator VI Albuquerque, NM Join... monitoring and upgrade of all required Microsoft and Linux based systems /servers. + Utilize new data… more
    Chenega Corporation (10/07/25)
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