• Linux Systems Administrator

    TEKsystems (Denver, CO)
    Linux Systems Administrator - Red Hat Specialist Location: Downtown Denver (Hybrid: 2 days onsite, parking covered) Type: Contract-to-Hire | Growth ... Opportunity Core Technical Skills (Must-Have) + Red Hat Linux Administration - Strong experience with RHEL (v9 preferred,...projects like Grok Stream (data parsing on Red Hat systems ). Why This Role? + Impact: Fill a critical… more
    TEKsystems (11/12/25)
    - 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 ... be limited to the following: + Perform as primary Linux Systems Administrator for a...verbal format. + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system more
    Northrop Grumman (11/11/25)
    - Save Job - Related Jobs - Block Source
  • Senior Linux System

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This ... libraries + Advanced Linux System Administration, Configuration, and System Security + Advanced systems troubleshooting skills + Excellent written and… more
    GovCIO (11/07/25)
    - Save Job - Related Jobs - Block Source
  • Senior Linux Systems

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... difference in National** **Security!** Join our team as a ** Linux Systems Administrator ** , where...Ten or more (10) years of experience as a System Administrator (SA) supporting programs and contracts… more
    Leidos (10/09/25)
    - Save Job - Related Jobs - Block Source
  • Linux System Administrator

    ManTech (Aurora, CO)
    **MANTECH** is seeking a ** Linux ** ** System Administrator ** to join our team in **Southlands, Colorado** . This position supports the ELINT Modernization ... to:** + Support implementation, troubleshooting, and maintenance of IT systems + Manage IT infrastructure and ensure system...levels + Configure and manage UNIX/ Linux operating systems and install/load OS software + Optimize system more
    ManTech (10/23/25)
    - Save Job - Related Jobs - Block Source
  • Linux System Administrator

    ManTech (Aurora, CO)
    **MANTECH** seeks a motivated and customer-focused ** Linux ** ** System Administrator ** to join our team in **Southlands, Colorado** . This position supports ... to:** + Support implementation, troubleshooting, and maintenance of IT systems + Manage IT infrastructure and ensure system...levels + Configure and manage UNIX/ Linux operating systems and install/load OS software + Optimize system more
    ManTech (10/23/25)
    - Save Job - Related Jobs - Block Source
  • Telecommunications Network System

    Tri-State Generation and Transmission Association, Inc. (Westminster, CO)
    …or CCNP + CompTIA Network+ Nokia NRS I / II + Red Hat Certified System Administrator (RHCSA) + Linux Professional Institute Certification (LPIC-1 or LPIC-2) ... position will be filled at one of four job grade levels: Telecommunications Network System Administrator I, job grade T3; Telecommunications Network System more
    Tri-State Generation and Transmission Association, Inc. (09/25/25)
    - Save Job - Related Jobs - Block Source
  • Systems Administrator Level 2

    Northrop Grumman (Aurora, CO)
    …responsibilities will include, but not be limited to, the following:** + Perform as a Linux and Windows System Administrator on large government contracts. + ... part of our mission. Northrop Grumman is seeking a ** Systems Administrator ** **Level 2** to join our...+ Solid understanding of remediating security vulnerabilities; Experience hardening Linux systems in accordance with RMF and… more
    Northrop Grumman (10/22/25)
    - Save Job - Related Jobs - Block Source
  • Systems Administrator (Level 2 or 3)

    Northrop Grumman (Aurora, CO)
    …(BU). This position is located in **Aurora, CO.** **Job Duties:** + Perform as a Linux and Windows System Administrator and able to build these environments ... Space Systems (NGSP) seeks to fill a ** Systems Administrator (Level 2 or 3)** supporting...+ Solid understanding of remediating security vulnerabilities; Experience hardening Linux systems in accordance with RMF and… more
    Northrop Grumman (11/06/25)
    - Save Job - Related Jobs - Block Source
  • Systems Administrator II

    DCCA (Aurora, CO)
    …and a competitive compensation and benefits package. Visit our website at: www.dcca.com System Administrator II ( Linux ) Candidate must have an active ... Systems Administrator II Location Aurora, CO...Configures and manages UNIX and Linux operating systems and installs/loads operating system software, troubleshoots,… more
    DCCA (08/22/25)
    - Save Job - Related Jobs - Block Source
  • System Administrator

    DCCA (Denver, CO)
    System Administrator Location Denver, CO Job...System Deployment and configuration for RHEL7/8 and SuSE Linux + System security management using RMF ... compensation and benefits package. Visit our website at: www.dcca.com System Administrator Candidates MUST have an active...(or higher) - baseline (ex. Security+) and CE (ex. Linux +) + Linux Administration (RHEL 7/8) Desired… more
    DCCA (09/22/25)
    - Save Job - Related Jobs - Block Source
  • Systems Administrator

    Northrop Grumman (Aurora, CO)
    …making history. Northrop Grumman Space Systems (NGSP) seeks to fill a ** System Administrator ** in the Payload and Ground Systems Division Engineering ... + Experience with NetApp storage + Perform as consulting Systems Administrator and subject matter expert for...requirements for solutions to problems by means of automated systems . + Recommend and implement system enhancements… more
    Northrop Grumman (09/26/25)
    - Save Job - Related Jobs - Block Source
  • Systems Administrator

    Robert Half Technology (Genesee, CO)
    Description We are looking for a skilled Systems Administrator to join our non-profit organization in Denver, Colorado. This role is integral to maintaining and ... technical challenges. Responsibilities: * Administer and optimize Windows Server and Linux systems , ensuring reliability and performance. * Manage virtual… more
    Robert Half Technology (10/28/25)
    - Save Job - Related Jobs - Block Source
  • Systems Administrator Staff, Level 5…

    Lockheed Martin (Boulder, CO)
    …Position Summary The NGG program seeks a Systems Administrator to support the Operations ... team readiness for 24/7 operations **Basic Qualifications:** * Proficient with Windows and Linux operating systems * Proficient with RHEL * Ability to work… more
    Lockheed Martin (11/07/25)
    - Save Job - Related Jobs - Block Source
  • Top Secret Systems Administrator

    Insight Global (Louisville, CO)
    Job Description An aerospace company in Louisville, CO, is looking for a Top Secret Systems Administrator (Level 3) to join their growing classified IT team. In ... responsible for provisioning, installation and configuration, and maintenance of systems hardware and software. Their environment is a mix...software. Their environment is a mix of Windows and Linux , and you will also be supporting Vmware, Horizon… more
    Insight Global (11/10/25)
    - Save Job - Related Jobs - Block Source
  • AIX Administrator

    ASM Research, An Accenture Federal Services Company (Denver, CO)
    …and existing software products. + US Citizenship **Preferred Skills** + IBM Certified System Administrator - AIX. + Experience with IBM Tivoli Monitoring and/or ... other IT Administrators on the project in a senior administrator capacity. Considered a technical specialist in a variety...escalations from Help Desk. + Knowledge and experience troubleshooting Linux and Unix based systems . + Participate… more
    ASM Research, An Accenture Federal Services Company (08/22/25)
    - Save Job - Related Jobs - Block Source
  • Systems Engineering Tools…

    RTX Corporation (Aurora, CO)
    …required, as only US citizens are authorized to access certain necessary systems . **Security Clearance:** None/Not Required At Raytheon, the foundation of everything ... people? Join our great team in Engineering Services where we provision and support Systems Engineering tools across Raytheon. This is a position based near either El… more
    RTX Corporation (11/13/25)
    - Save Job - Related Jobs - Block Source
  • Storage Administrator

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for a Storage Administrator , tomanage, maintain, deploy, troubleshoot, and support servers and storage systems . This ... be a remote position. **Responsibilities** This position is for a Senior Storage Administrator for a mixed and growing environment of various storage HW. This… more
    GovCIO (09/24/25)
    - Save Job - Related Jobs - Block Source
  • UNIX Administrator

    ASM Research, An Accenture Federal Services Company (Denver, CO)
    Designs, configures, implements, and maintains UNIX hardware and operating system environments including Red Hat Enterprise Linux (RHEL), HP-UX, and Solaris. ... of systems administration experience on UNIX operating systems Red Hat Enterprise Linux (RHEL), Solaris,...technical authority. DLA CE Cert IA Role/Function: Server Admin UNIX/ Linux Operating System **Other Job Specific Skills**… more
    ASM Research, An Accenture Federal Services Company (10/18/25)
    - Save Job - Related Jobs - Block Source
  • Database Administrator - EPIC Cache/Iris

    UCHealth (Aurora, CO)
    …solver who can resolve issues within EPIC(Cache/Iris) database + Basic understanding of Linux operating systems , shell scripts + Ability to balance work across ... Description Database Administrator - EPIC Cache/Iris Location: UCHealth UCHlth Admin...year experience successfully managing Cache/Iris + Basic understanding of Linux operating systems , shell scripts + Bachelor's… more
    UCHealth (08/20/25)
    - Save Job - Related Jobs - Block Source