• Principal Linux Systems

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Linux Systems Administrator in our **National Security Sector's (NSS) Cyber ... a difference in National Security!** **Job Summary:** Leidos is seeking a Principal Linux Systems Administrator with demonstrated experience supporting… more
    Leidos (07/31/25)
    - Save Job - Related Jobs - Block Source
  • Principal Linux Systems

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Linux Systems Administrator ** in our **National Security Sector's (NSS) ... a mission-critical program with lasting impactful results. Join our team as a ** Linux Systems Administrator ** , where you'll provide crucial support for the… more
    Leidos (08/11/25)
    - Save Job - Related Jobs - Block Source
  • Principal /Sr. Principal

    Northrop Grumman (Baltimore, MD)
    …best work of your career. Northrop Grumman Mission Systems is seeking a Linux Systems Administrator to join its Classified Solutions team in Linthicum, ... include but not be limited to the following: + Perform as a Linux /Redhat Systems Administrator for a classified government contract. + Maintain smooth… more
    Northrop Grumman (10/01/25)
    - Save Job - Related Jobs - Block Source
  • Principal Linux Systems

    Northrop Grumman (Aurora, CO)
    …We Want You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** to join its dynamic team of technical ... include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively… more
    Northrop Grumman (09/23/25)
    - Save Job - Related Jobs - Block Source
  • Northrop Grumman (DoD SkillBridge) - Linux

    Northrop Grumman (Linthicum Heights, MD)
    …**Job Description:** Northrop Grumman's Classified Solutions Team is seeking a well-qualified Linux Systems Administrator to join our dynamic team ... include but not be limited to the following: + Perform as a Linux Systems Administrator for a classified government contract. + Maintain smooth operation… more
    Northrop Grumman (08/01/25)
    - Save Job - Related Jobs - Block Source
  • Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …US citizens are eligible for a security clearance. + Must have experience with Linux systems administration + Experience with one of the following: Solaris, ... tough, meaningful problems that create a safer, more secure world. ** Principal System Administrator ** in infrastructure Workplace Services, collaborates with… more
    RTX Corporation (09/09/25)
    - Save Job - Related Jobs - Block Source
  • Principal Linux System…

    Northrop Grumman (Roy, UT)
    …they're making history. Northrop Grumman Defense Systems is seeking a well-qualified Principal Linux Systems Administrator to join our dynamic ... continuous improvement within the team. **Basic Qualifications for a Principal Systems Administrator :** + Bachelor's...experience + Minimum of three years of experience with Systems Administration for Linux Operating Systems more
    Northrop Grumman (09/18/25)
    - Save Job - Related Jobs - Block Source
  • Sr Principal HPC Linux

    Northrop Grumman (Redondo Beach, CA)
    …We Want You!** The Northrop Grumman Classified Solutions team is seeking a senior ** Linux Systems Administrator ** to join its dynamic team of technical ... with configuring, administering, and maintaining Red Hat or other Linux systems . **Preferred Qualifications:** + Bachelor's degree...an administrator for Red Hat or similar Linux systems within a DoD context +… more
    Northrop Grumman (09/11/25)
    - Save Job - Related Jobs - Block Source
  • Linux System Administrators Careers

    Northrop Grumman (Redondo Beach, CA)
    … operating systems , workstations, and applications for several program or project areas. ** Principal Linux Systems Administrator ** + Serve as primary ... Report project status as required for all recurring and non-recurring efforts ​ **Sr. Principal Linux Systems Administrator ** + Serve as a Project Lead… more
    Northrop Grumman (09/14/25)
    - Save Job - Related Jobs - Block Source
  • United States Postal Service (USPS) Incumbent…

    General Dynamics Information Technology (Fairfax, VA)
    … + Cisco ISE Engineer + DNS/DHCP Network Engineer + Microsoft Power BI Developer + Principal Unix/ Linux Systems Administrator + VPN Network Engineer + ... Packaging Engineer + Client Support Administrator + Mail Processing Equipment Systems Administrator + Multi-Factor Authentication (MFA) Engineer + OKTA … more
    General Dynamics Information Technology (09/19/25)
    - Save Job - Related Jobs - Block Source
  • Principal Linux System…

    BAE Systems (Manchester, NH)
    …BAE Systems . BAE Systems is seeking a highly trained and motivated Principal Closed Area Systems Administrator to lead and manage classified IT ... Other incentives may be available based on position level and/or job specifics. ** Principal Linux System Administrator ** **114328BR** EEO Career Site Equal… more
    BAE Systems (09/09/25)
    - Save Job - Related Jobs - Block Source
  • Principal Linux System…

    General Dynamics Information Technology (Livermore, CA)
    …Description:** $10K Sign-on bonus A Principal Linux System Administrator Maintains an organization's computer systems ' workflows and is responsible for ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux ,Microsoft Server Operating Systems ,Microsoft Windows Environment **Certifications:**… more
    General Dynamics Information Technology (08/09/25)
    - Save Job - Related Jobs - Block Source
  • Principal System Administrator

    RTX Corporation (Andover, MA)
    …team solves tough, meaningful problems that create a safer, more secure world. ** Principal System Administrator ** in Program Digital Services, collaborate with a ... a security clearance). + Experience with Microsoft Windows operating systems . + Experience with Red Hat Enterprise Linux... systems . + Experience with Red Hat Enterprise Linux + Experience with secure system configurations, system hardening,… more
    RTX Corporation (09/11/25)
    - Save Job - Related Jobs - Block Source
  • Sr. Principal AIX or Linux System…

    RTX Corporation (Tewksbury, MA)
    …Provide IT systems administration in a heterogeneous AIX, Redhat Enterprise Linux , and Microsoft Windows environment. + Understanding and knowledge of AIX, ... candidate is responsible for provisioning, installation/configuration, operation, and maintenance of systems hardware and software related to an AIX/ Linux more
    RTX Corporation (10/02/25)
    - Save Job - Related Jobs - Block Source
  • Senior Principal Linux

    RTX Corporation (El Segundo, CA)
    …more secure world. **What You Will Do** + We are seeking an experienced Linux Administrator that will be working in a highly collaborative, multi-platform and ... candidate is responsible for provisioning, installation/configuration, operation, and maintenance of systems hardware and software related to a Linux /Windows… more
    RTX Corporation (09/26/25)
    - Save Job - Related Jobs - Block Source
  • Sr. Principal Linux System…

    RTX Corporation (Aurora, CO)
    …be supporting a Raytheon program in a classified environment as a Senior Principal Linux System Administrator . + Responsibilities include building, ... SSCP, CySA+, CND. + Experience administering Red Hat Enterprise Linux (RHEL) based systems + Experience using and developing automation tools/frameworks such as… more
    RTX Corporation (07/19/25)
    - Save Job - Related Jobs - Block Source
  • Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    systems administration and networking administration experience, Windows or Linux administration, backup, and recovery enterprise suites. + Experience with ... secure world. **What You Will Do:** + Provide IT systems administration in a heterogeneous RedHat Enterprise / Microsoft...containers. + Experience with Server, Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, RAID, backup… more
    RTX Corporation (09/24/25)
    - Save Job - Related Jobs - Block Source
  • Senior Linux Systems

    General Dynamics Information Technology (Macdill AFB, FL)
    …how our customers operate while you advance your career. Join GDIT as a **Senior Linux Systems Administrator ** and build an impactful career in enterprise ... you. **MEANINGFUL WORK AND PERSONAL IMPACT:** As a **Senior Linux Systems Administrator ** , the...technology expertise and drive for innovation to GDIT. The Systems Administrator Principal must have:… more
    General Dynamics Information Technology (09/26/25)
    - Save Job - Related Jobs - Block Source
  • DreamWorks Technology - Sr. Systems

    NBC Universal (Glendale, CA)
    …to be completed during 2025. DreamWorks Animation is seeking a Senior Systems Administrator to join its multi-platform Infrastructure Engineering and Operations ... team. As a Senior Systems Administrator , you will be responsible for...will be responsible for administering and architecting the studio's Linux infrastructure ranging from business as usual tasks, upgrades,… more
    NBC Universal (09/17/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    Administrator is the principal technology expert for Windows and Linux systems , and help support high-performance computing (HPC) environment in the ... team and a research data services team. The **_Senior Systems Administrator /Engineer,_** as a member of the...and metrics, etc. The infrastructure includes both Windows and Linux systems with file servers in multiple… more
    Mount Sinai Health System (09/22/25)
    - Save Job - Related Jobs - Block Source