• Sr Systems Administrator ( Windows

    Huntington Ingalls Industries (Suffolk, VA)
    …or equivalent and 10 years relevant experience. * Hands-on experience with server administration ( Windows / Linux ). * Security + Certification (or must have ... its fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures… more
    Huntington Ingalls Industries (05/16/25)
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  • Systems Administrator/Engineer…

    Shuvel Digital (VA)
    …and maintaining COTS Cybersecurity related applications and appliances + Remediate vulnerabilities on Windows and Linux systems , ensure the stability and ... based OS, packages, and apps + General system admin + Renewing and updating TLS certificates, managing KEX/MACS/CIPHER's...ability to troubleshoot various Windows server operating systems + Experience patching and upgrading Linux more
    Shuvel Digital (06/26/25)
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  • C2 Network Security Operations Center - Network…

    Leidos (Hampton, VA)
    …and insights to align with operational goals. + Implement changes and optimize Windows and Linux systems to enhance reliability and performance. ... systems with expertise in Red Hat Enterprise Linux (RHEL) 9 and Windows 2019/2022. +...and system patching. + Experience with RHEL 9 system administration and patching mechanisms. + Experience with Powershell and… more
    Leidos (06/14/25)
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  • ServiceNow Engineer

    SAIC (Springfield, VA)
    …application and writing scripts. + Significant system admin experience with Windows 10/11 and Linux operating systems . Significant hands-on experience ... on government requirements. **Responsibilities include:** + System Administrator Responsibilities for Windows / Linux systems include: + Installing operating… more
    SAIC (06/25/25)
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  • Sr. Systems Engineer

    Leidos (Fort Belvoir, VA)
    …in CONUS and OCONUS locations. The Sr Systems Engineer will deploy new Windows and Linux servers and systems and provide support for maintaining ... enhancing cloud infrastructure as well as the day-to-day maintenance support for troubleshooting Linux / Windows cloud systems and servers. This role requires… more
    Leidos (05/08/25)
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  • C2 Network Security Operations Center…

    Leidos (Hampton, VA)
    systems to identify vulnerabilities, risks, and protection needs of Cisco, Juniper, Windows , and Linux systems . + Promote awareness of security issues ... has openings for a Cyber Security Engineer / Information Systems Security Engineer (ISSE). Our team supports the Advanced...Tenable Nessus, SCAP applications and tools. + Experienced in Linux and Windows administration . User… more
    Leidos (06/14/25)
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  • Systems Administrator - Linux

    GovCIO (Richmond, VA)
    …a referral to this job (https://careers-govcio.icims.com/jobs/6115/ systems -administrator linux - windows ... + Writes or modifies basic scripts to resolve performance problems and automate administration tasks + Recommend changes to improve systems and network… more
    GovCIO (06/28/25)
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  • NMCC Information Systems Security Engineer

    TekSynap (Arlington, VA)
    …and recommend mitigation strategies. + Implement Security Technical Implementation Guides (STIGs) on Windows and Red Hat Linux systems . + Develop and ... and maintain standard operating procedures (SOPs) for security tool administration . + Vulnerability Management & System Hardening: + Conduct...+ Proven ability to implement and validate STIGs on Windows and Red Hat Linux systems more
    TekSynap (06/18/25)
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  • Information Systems Security Engineer…

    KaylaTek, Inc. (Arlington, VA)
    …and recommend mitigation strategies. o Implement Security Technical Implementation Guides (STIGs) on Windows and Red Hat Linux systems . o Develop and ... performance of our security infrastructure, requiring expertise in system administration , security tool management, and system hardening. A deep...+ Proven ability to implement and validate STIGs on Windows and Red Hat Linux systems more
    KaylaTek, Inc. (06/05/25)
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  • Information Systems Security Engineer ISSE

    Leidos (Arlington, VA)
    …and recommend mitigation strategies. + Implement Security Technical Implementation Guides (STIGs) on Windows and Red Hat Linux systems . + Develop and ... tools in a production environment. + Proven ability to implement and validate STIGs on Windows and Red Hat Linux systems . + Expertise in troubleshooting and… more
    Leidos (06/10/25)
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