• IT Systems Administrator - Security

    Commerce Bank (Kansas City, MO)
    …Management - SailPoint IdentityNow/IdentityIQ development, security patching and remediation of the Windows and Linux systems , generation of certificates ... implementing and maintaining security controls, and day to day administration of Windows , Unix and Linux... and Linux and knowledge of AIX administration and the ability to learn new systems more
    Commerce Bank (09/16/25)
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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 (09/25/25)
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  • Systems Administrator Principal

    General Dynamics Information Technology (Fort Belvoir, VA)
    …+ Create and plan migration process to support applications hosted by the Windows / Linux systems . + Complete system security checklists, patches, upgrades, ... IT Infrastructure and Operations **Skills:** Computer Backups,Information Technology (IT) Systems ,Microsoft Windows Server,System Administration **Certifications:**… more
    General Dynamics Information Technology (09/30/25)
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  • CNS Systems Administrator

    BAE Systems (Annapolis Junction, MD)
    …and security architectures. + Must have experience or familiarity with the following systems : Windows / Linux operating systems , VMware, and Networking: ... Description** The selected individual will be responsible for maintaining system administration support activities for a large complex network environment with… more
    BAE Systems (09/29/25)
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  • Systems Engineer - IT

    Lockheed Martin (Littleton, CO)
    Linux system administration , including installing, troubleshooting and hardening Linux and Windows operating systems \(both bare\-metal and virtual ... a 150\+ C2\-Ground user base operating, maintaining and managing Windows / Linux based systems supporting a...and servers to meet security requirements \-Creating and maintaining Windows Sys Admin processes and procedures **WHO… more
    Lockheed Martin (09/24/25)
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  • Systems Engineer, Controls Fleet, Data…

    Amazon (Herndon, VA)
    …environment. The ideal candidate will have strong experience in Windows Server administration and Linux systems , hands-on experience with automation and ... Description Are you experienced in managing Windows and Linux systems with a passion for building highly-available infrastructure at massive scale? Join us… more
    Amazon (07/26/25)
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  • Specialist, System Administration - TS/SCI…

    L3Harris (Rochester, NY)
    …minimum of 8 years of prior related experience. + 4 years of Windows or Linux systems administration experience. + 1 year of experience with VMWare or ... The Enterprise System Administrator responsible for maintaining, managing, configuring, and troubleshooting Windows and/or Linux systems in secure program… more
    L3Harris (09/27/25)
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  • Senior Information Systems Engineer…

    RTX Corporation (Andover, MA)
    …(STEM) + Minimum five (5) years of prior relevant experience with systems administration of Windows or Linux Server Operating Systems within ... the world. As part of the Test Environment Support Administration ( **TESA** ) team, you be working with...AWS and Azure + Troubleshooting ability with all Microsoft Windows and Linux systems to… more
    RTX Corporation (09/13/25)
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  • Systems Administrator with Secret Clearance

    TestPros (Colorado Springs, CO)
    …compliance, and patching per cybersecurity requirements. Key Responsibilities: + Administer Windows / Linux systems and services + Perform regular ... + Support system accreditation and audit readiness Qualifications: + 3+ years in system administration ( Windows or Linux ) + Familiarity with DoD IT… more
    TestPros (08/02/25)
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  • Systems Security Engineer II

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …adhering to strict guidelines and policy set forth by the DoD + Experience with both Windows or Linux operating systems + DoD 8140 Certification (Ex: CompTIA ... implementing and maintaining compliance controls. + Experience with Red Hat Enterprise Linux and Windows Server virtualized administration and deployment.… more
    Sierra Nevada Company, LLC (09/10/25)
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