• Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Annapolis Junction, MD)
    Systems Administrator The Opportunity: In this...Certified: Windows Server Hybrid Administrator Associate, or Red Hat Certified System ... role, you'll design, operate, and evolve the systems that power national-security missions. From enterprise Windows and...such as RHEL or Ubuntu supporting production and mission systems . + Administer and optimize virtualization platforms such as… more
    BOOZ, ALLEN & HAMILTON, INC. (12/23/25)
    - Related Jobs

  • Linux System Administrator…

    Link Solutions Inc (Aberdeen Proving Ground, MD)
    …8140 (CompTIA Security+ CE, CCNA Security, GICSP, GSEC, SSCP, etc.). + Red Hat Certified System Administrator (RHCSA) Certification. + Ability to work ... Services and Development. Link Solutions is seeking a Linux System Administrator (Senior-Level) to join our team...operations. Job Responsibilities: + Install, configure, and manage RHEL systems and Red Hat Enterprise… more
    Link Solutions Inc (01/06/26)
    - Related Jobs

  • Senior Linux System Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    …* Certifications (Required): + CompTIA Security+ CE or CompTIA Server+ CE + Red Hat Certified System Administrator (RHCSA) + MCSA, MAC OS, or MCP + ... Senior Linux System Administrator Clearance Required: Top Secret...standards. + Install, configure, and maintain software and operating systems . + Implement operating system enhancements for… more
    Black Bear Technology Solutions, LLC (11/21/25)
    - Related Jobs

  • Senior Linux Systems Administrator

    Leidos (Camp Springs, MD)
    …clearance to start. **Primary Responsibilities:** + Full lifecycle management of our Red Hat systems , including installation, configuration, patching, and ... Hat Enterprise Linux environment. As a Senior System Administrator , you'll be instrumental in designing,... Hat PCS Clustering. + Experience with running Red Hat systems with SELINUX… more
    Leidos (12/20/25)
    - Related Jobs

  • Principal Linux Systems…

    Northrop Grumman (Linthicum Heights, MD)
    …purchase hardware, software, and system components. + Perform as a Linux systems administrator for a classified government network and manage all aspects of ... be a condition of continued employment. + Experience managing Red Hat Enterprise Linux (RHEL) systems...System experience and/or certification for current versions (specifically Red Hat Enterprise Linux). + Experience deploying… more
    Northrop Grumman (01/06/26)
    - Related Jobs

  • Senior Unix System Administrator

    SMX (Patuxent River, MD)
    Senior Unix System Administrator (4608)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking a driven and experienced Senior ... across Department of Defense (DoD) networks. The Senior UNIX Administrator will ensure systems are properly patched...and YAML playbooks (preferred) + Configuration Management: Experience with Red Hat Satellite or Foreman + Familiarity… more
    SMX (12/04/25)
    - Related Jobs

  • Principal System Administrator

    DCCA (Annapolis Junction, MD)
    Principal System Administrator Location Annapolis Junction, MD Job Code 2270 # of Openings 1 Apply Now ... and benefits package. Visit our website at: www.dcca.com Principal System Administrator Candidate must have an active...candidate for this position must have experience in Linux ( Red Hat ), Saison, and Ansible. Proficient in… more
    DCCA (11/17/25)
    - Related Jobs

  • Senior Linux System Administrator

    ManTech (Laurel, MD)
    …Linux systems , to include provisioning, configuration management and patching. + Red Hat Certified System Administration Certification. + Experience with ... MANTECH seeks a motivated, career and customer-oriented **Linux** ** System Administrator ** to join our team...+ Must be proficient with troubleshooting in a Linux Red Hat environment. + Experience with VMWare… more
    ManTech (12/25/25)
    - Related Jobs

  • Linux System Administrator

    ManTech (Laurel, MD)
    …of Linux systems , to include provisioning, configuration management and patching. Red Hat Certified System Administration Certification. + Experience ... MANTECH seeks a motivated, career and customer-oriented Linux System Administrator to join our team...+ Must be proficient with troubleshooting in a Linux Red Hat environment. + Experience with VMWare… more
    ManTech (12/04/25)
    - Related Jobs

  • Principal/Sr. Principal HPC System…

    Northrop Grumman (Jessup, MD)
    …IAT Level II certification + Basic knowledge and experience with networking concepts + Red Hat Linux systems administration experience + Knowledge and ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...(NGMS) is seeking a **Principal or Sr. Principal HPC System Administrator ** . This position is located… more
    Northrop Grumman (12/05/25)
    - Related Jobs