• Sr . Linux / Windows…

    Lockheed Martin (King Of Prussia, PA)
    … Windows system administration, including installing, patching, troubleshooting and hardening Linux and Windows operating systems \(both bare\-metal and ... have an active Top Secret Clearance **Desired Skills:** * Windows and Linux OS patching/security hardening in...be required within 6 months of start\) * CompTIA Linux \+ or Red Hat Certified Systems Administrator… more
    Lockheed Martin (11/14/25)
    - Related Jobs

  • Senior Systems Administrator…

    Mount Sinai Health System (New York, NY)
    …researchers at Mount Sinai. The Administrator is the principal technology expert for Windows and Linux systems , and help support high-performance computing ... + At least 6 years of experience in designing, administering and troubleshooting Linux and Windows systems , storage systems , network and VMs. + The… more
    Mount Sinai Health System (12/22/25)
    - Related Jobs

  • System Administrator- Linux

    Leidos (Annapolis Junction, MD)
    …utilizes complex equipment/ systems (ex. Network Switches, Routers, LANs, & cabling, Windows / Linux operating systems , VMware, etc.). + Must have ... experience installing, updating, and upgrading Linux Operating Systems (OS). + Must have...utilities used to create and configure network connections in Linux OS. + Must have experience implementing Windows… more
    Leidos (01/06/26)
    - Related Jobs

  • Senior Linux Kernel and Driver…

    Microsoft Corporation (Hillsboro, OR)
    …images adding SoC validation debug hooks, drivers, and various capabilities into them ( Linux and/or Windows operating systems ). + Understanding system level ... optimize the Cloud infrastructure. We are looking for a ** Senior Linux Kernel and Driver Developer** to...and interrupt handling. + Proficiency with Git, compilers, and Linux build systems **Other Requirements:** Ability to… more
    Microsoft Corporation (12/06/25)
    - Related Jobs

  • Senior Linux System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …similar enterprise vendors. + Must have experience in or familiarity with the following systems : Windows / Linux operating systems , VMware, VSphere and ... a finalist in 2021! Belay Technologies is seeking a Senior Linux System Administrator (SA). The SA...resolution process. The SA configures and manages UNIX and Windows operating systems and installs/loads operating system… more
    Belay Technologies (01/04/26)
    - Related Jobs

  • Senior Systems Administrator…

    ManTech (Fairmont, WV)
    **MANTECH** seeks a motivated and customer-oriented ** Senior Systems Administrator - Windows / Linux Dual-Stack Specialist** to join our team in **Boulder, ... experience in Systems Administration, with demonstrated expertise in both Windows Server and Enterprise Linux environments. + Expert-level, hands-on… more
    ManTech (11/05/25)
    - Related Jobs

  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …resource utilization; perform capacity analysis and system planning. + Configure and manage Linux and Windows operating systems ; install, load, and enhance ... ManTech seeks a ** Senior Linux System Administrator** to join...systems administration or IT operations. + Experience with Linux , including installation, configuration, troubleshooting, and maintenance. **Security Clearance… more
    ManTech (12/24/25)
    - Related Jobs

  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …teams. WHAT YOU WILL DO: Duties and Responsibilities: + Enterprise Authorization: Integrate Linux Systems into a primary Windows environment (workstations & ... of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to...and Single Sign On. + Enterprise Provisioning: Configure new Linux and Windows systems for… more
    General Dynamics Information Technology (01/05/26)
    - Related Jobs

  • Sr . Principal Cyber Systems…

    Northrop Grumman (Redondo Beach, CA)
    …Firewalls, CISCO IOS) + Experienced in the implementation of CMMC/DFARS/RMF/DOD Security Controls on Linux and Windows operating systems (ie Windows SHB ... they're making history. Northrop Grumman has an opening for ** Sr . Principal Cyber Systems Engineer** to join...CISCO network switches + Implementation of Security controls on Windows and Linux Servers and workstations +… more
    Northrop Grumman (11/26/25)
    - Related Jobs

  • Senior Specialist, Cyber Infrastructure…

    L3Harris (Broomfield, CO)
    …integrating RMF principles into ground-up builds and ongoing security administration. + Integrate Linux and Windows systems within a unified IDM/Active ... domains in the interest of national security. Job Title: Senior Specialist, Cyber Infrastructure Systems Engineer Job...Functions: + Configure, monitor, maintain, and troubleshoot Red Hat Linux systems (both physical and virtual). +… more
    L3Harris (12/26/25)
    - Related Jobs