• Linux / Windows Systems

    COMSO, Inc (Columbia, MD)
    Linux / Windows Systems Administrator ...Certification, IA Baseline Certification in Linux , Unix, Windows , or Cisco OS operating system + One ... (1) year experience in Linux , Unix, Windows , or Cisco OS operating system (...Service, TIBCO, Active MQ, Artemis, Kafka) Description: + The System Administrator is responsible for the provisioning,… more
    COMSO, Inc (11/27/25)
    - 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
  • Associate Linux and Windows

    The Boeing Company (Tukwila, WA)
    …States (US) Infrastructure Organization is currently seeking an **Associate Linux and Windows Systems Administrator ** to join the team in **Tukwila, WA** ... + 1+ years of experience in performing system administration tasks on Windows and Linux hosts including installing security patches and making configuration… more
    The Boeing Company (12/25/25)
    - Related Jobs
  • Linux / Windows Systems

    Lockheed Martin (King Of Prussia, PA)
    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...* CompTIA Linux \+ or Red Hat Certified Systems Administrator Certification * Ability to provide… more
    Lockheed Martin (12/11/25)
    - Related Jobs
  • Linux & Windows Systems

    TEKsystems (Long Beach, CA)
    …to improve scalability and efficiency. Qualifications: + 5-7+ years as a System Administrator with deep expertise in Windows Server 2016 or newer. + 5+ years ... large Beverage company in Corona, CA is hiring a System Administrator II -the highest technical support...Windows Server 2016 and newer) and 120 SUSE Linux servers (SLES 12 and SLES 15), including patching,… more
    TEKsystems (12/23/25)
    - Related Jobs
  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    …at Mount Sinai. The Administrator is the principal technology expert for Windows and Linux systems , and help support high-performance computing (HPC) ... team and a research data services team. The **_Senior Systems Administrator /Engineer,_** as a member of the...6 years of experience in designing, administering and troubleshooting Linux and Windows systems , storage… more
    Mount Sinai Health System (12/22/25)
    - Related Jobs
  • Linux / Windows Senior…

    Lockheed Martin (San Diego, CA)
    System Administration \- Experience with server and desktop management of Linux and Windows environments \- Familiar with package deployment, imaging, ... Martin is looking for highly motivated, experienced individuals to perform network/ system administration and support on a variety of complex platforms supporting… more
    Lockheed Martin (12/18/25)
    - Related Jobs
  • Principal System Administrator

    RTX Corporation (El Segundo, CA)
    …Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment. + Understanding and knowledge of ... technology solutions to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. **Sr. Principal System more
    RTX Corporation (12/09/25)
    - Related Jobs
  • Systems Administrator Level 2

    Northrop Grumman (Aurora, CO)
    …but not be limited to, the following:** + Perform as a Linux and Windows System Administrator on large government contracts. + Perform administration on ... part of our mission. Northrop Grumman is seeking a ** Systems Administrator ** **Level 2** to join our...server administration experience with Linux (RedHat Enterprise Linux is preferred) and Windows + Perform… more
    Northrop Grumman (10/22/25)
    - Related Jobs
  • Systems Administrator (Level 2 or 3)

    Northrop Grumman (Aurora, CO)
    …is located in **Aurora, CO.** **Job Duties:** + Perform as a Linux and Windows System Administrator and able to build these environments from scratch. + ... Space Systems (NGSP) seeks to fill a ** Systems Administrator (Level 2 or 3)** supporting...of application.** + Must have server administration experience with Linux RHEL 7x - 9x and Windows more
    Northrop Grumman (11/06/25)
    - Related Jobs