• SkillBridge: Sr . System…

    RTX Corporation (Andover, MA)
    …eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret **Skillbridge Sr . System Administrator Intern -Andover, MA, will sponsor a ... solves tough, meaningful problems that create a safer, more secure world. ** Senior System Administrator ** in Information Workplace Services will collaborate with… more
    RTX Corporation (08/13/25)
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  • Senior Linux System…

    Leidos (Alexandria, VA)
    …Test and Training Enabling Architecture (TENA) program at Leidos is looking to add a ** Senior Linux System Administrator ** . Our mission is to develop tools ... get capabilities to the warfighter more rapidly. The System Administrator will work within a team engineers, developers and...to our enclaves, as well as ensuring the existing systems are secure and performing as intended. This position… more
    Leidos (09/26/25)
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  • Sr . Systems Network…

    Robert Half Technology (Richfield, OH)
    Description We are looking for an experienced Sr . Systems Network Administrator & Security expert to join our team in Richfield, Ohio. This contract to ... goals. Responsibilities: * Design, implement, and manage server environments, including Windows, Linux , VMware, Solaris, and Active Directory systems . * Provide… more
    Robert Half Technology (10/13/25)
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  • Senior Linux Administrator

    SAIC (Arlington, VA)
    **Description** Team SAIC is seeking an experienced **Red Hat Senior Linux Administrator ** to operate and maintain the Linux operating systems within ... system monitoring, security, server health, resources and log management of all Linux systems . + Experience with applying patches and building custom kernels as… more
    SAIC (10/08/25)
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  • Unix/ Linux Administrator

    Link Solutions Inc (Sierra Vista, AZ)
    …for CMMI ML3 for Services and Development. Link Solutions Inc. is seeking a Unix/ Linux Administrator ( Senior -Level) to join our team in Sierra Vista, ... Citizen + Active DoD Security Clearance + Non-remote (relocation incentive available) The Unix/ Linux Administrator will provide services in support of the US… more
    Link Solutions Inc (10/11/25)
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  • Sr . Principal NetApp Storage…

    Northrop Grumman (Linthicum Heights, MD)
    …will include but not be limited to the following: + Serve as a systems administrator with shared responsibility for the effective maintenance and operational ... Information & Digital Office (CIDO) organization is seeking a senior NetApp Storage Administrator with expertise in...scanning tools and remediation. + Experience deploying and managing Linux systems (preferably Red Hat) in both… more
    Northrop Grumman (10/16/25)
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  • Systems Administrator Sr

    Lockheed Martin (Orlando, FL)
    …at the forefront of cutting\-edge technology and engineering\. Position Assignment: F\-35 Systems Administrator located in Jyvaskyla, Finland, in support of ... updates, anti\-virus/anti\-spyware updates, and patch updates\. * Red Hat Enterprise Linux System Administrator \. * Importing/Exporting large data volumes\. *… more
    Lockheed Martin (09/06/25)
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  • Mid/ Sr System Administrator

    Leidos (Annapolis Junction, MD)
    …experience may be substituted for a degree. + Must have ​experience as a systems administrator providing direct support to end users and technical staff ... **Description** **Mid/ Sr System Administrator ** **Leidos** has a...+ Must have experience or familiarity with the following systems : Windows/ Linux operating systems , VMware,… more
    Leidos (09/27/25)
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  • Senior Linux System…

    GovCIO (Montgomery, AL)
    …referral to this job (https://careers-govcio.icims.com/jobs/6348/ senior - linux -system- administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) ... **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active...will work with other members to mitigate vulnerabilities on Linux -based systems , implement STIGs, address POAMs, and… more
    GovCIO (08/08/25)
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  • Lead/ Senior Linux System…

    Leidos (Atlanta, GA)
    …(4+ years) in designing and operating **HPC infrastructure. (High-performance computing)** + Linux expertise:Mastery of Linux systems and administration, ... Health and Human Services Operation of Leidos is seeking a **Lead/** **S** **enior** ** Linux System Administrator ** to lead a team of system administrator more
    Leidos (09/30/25)
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