• Junior Linux System

    Parsons Corporation (Centreville, VA)
    …right now. We've got what you're looking for. **Job Description:** Our Special Programs and Systems team is hiring Linux System Administrators with a passion ... operational success of deployed systems . This role includes system design, configuration, and debugging of Linux systems . Note: this is a full time… more
    Parsons Corporation (08/23/25)
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  • Linux Systems Administrator

    Parsons Corporation (Centreville, VA)
    …We've got what you're looking for. **Job Description:** Parsons is seeking a mid-level Linux Systems Administrator . The candidate will support both Linux ... systems maintenance. Responsibilities also include software and hardware system installations, and troubleshooting of user reported issues. The candidate will… more
    Parsons Corporation (07/19/25)
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  • 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) Cyber ... with lasting impactful results. Join our team as a ** Linux Systems Administrator ** , where...Fifteen (15) or more years of experience as a System Administrator (SA) supporting programs and contracts… more
    Leidos (08/11/25)
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  • System Administrator (TS-SCI w/…

    Parsons Corporation (Columbia, MD)
    …3+ years of experience + 5+ years of experience as a System Administrator + Experience with administration of VMware, Linux systems , and Windows ... looking for. **Job Description:** Parsons is seeking a versatile System Administrator to tackle new challenges across...and performance requirements + Responsible for the administration of Linux systems , and Windows servers inclusive of… more
    Parsons Corporation (09/04/25)
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  • Network Administrator (TS/SCI…

    Fluor (Las Cruces, NM)
    …Community. **Job Description** This position requires an active TS/SCI w CI Poly Clearance The Network Administrator has advanced knowledge within designated ... development, implementation and integration of IT solutions. The Network Administrator analyzes, evaluates, and recommends innovative solutions. Proficient with… more
    Fluor (07/15/25)
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  • VMWARE Systems Administrator TS SCI…

    Northrop Grumman (Colorado Springs, CO)
    …they're making history. Northrop Grumman Defense Systems is seeking a VMWARE Systems Administrator to join our team supporting our FROST program on-site ... and engineering interface to the Satellite Control Network (SCN). The VMWARE Systems Administrator provides support to a geographically separated, multi-domain… more
    Northrop Grumman (09/19/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (Norfolk, VA)
    …configure and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design and ... administration. Requirements + 3+ years of experience as a system administrator + Experience with installing or...SSH or Console Port + Experience operating and maintaining Linux servers, including operating systems and applications,… more
    ENS Solutions (09/27/25)
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  • Senior Linux System

    BAE Systems (San Diego, CA)
    …BAE Systems . BAE Systems is seeking a Senior Closed Area Linux Systems Administrator to provide comprehensive technical and operational support for ... OU structure, and GPOs. + Install, configure, and maintain Linux -based servers and systems . + Configure, deploy,...available based on position level and/or job specifics. **Senior Linux System Administrator ** **116453BR** EEO… more
    BAE Systems (09/18/25)
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  • Linux Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Linux Systems Administrator ** **Category:** Business Consulting, Strategy and Digital Transformation **Main location:** United States, Virginia, Arlington ... Description:** CGI Federal has an exciting opportunity for a Linux Systems Administrator within our...System Installation and Configuration: Install, configure, and maintain Linux operating systems and applications on physical… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Linux System Administrator

    CACI International (Sarasota, FL)
    Linux System Administrator Job Category:...**The Opportunity:** CACI has an immediate opening for a Linux Systems Administrator , with a Top ... fielded systems . CACI is seeking a development Systems Administrator with Linux experience... system testing and software installation. As a Systems Administrator , you will assist with the… more
    CACI International (10/04/25)
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  • Linux Systems Administrator

    BAE Systems (Annapolis Junction, MD)
    …in your life and keep you performing at your best. We are in search of a Linux Systems Administrator to: + Install, configure, and network UNIX and/or NT ... system configuration files. + Fundamental understanding of operating systems ad be familiar with either UNIX or NT...be available based on position level and/or job specifics. ** Linux Systems Administrator ** **115415BR** EEO… more
    BAE Systems (09/09/25)
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  • Linux System Administrator

    Nightwing (Sterling, VA)
    …community, defense, civil, and commercial markets. Nightwing is seeking a highly motivated Systems Administrator to join a mature program in the Sterling VA ... location. The qualified Systems Administrator will support a very dynamic...requirements + Experience with administering and managing user and system accounts on Linux distributions + Ability… more
    Nightwing (09/26/25)
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  • Sr. Principal Linux System

    RTX Corporation (Aurora, CO)
    …supporting a Raytheon program in a classified environment as a Senior Principal Linux System Administrator . + Responsibilities include building, maintaining, ... for a security clearance​ **Security Clearance:** TS/SCI with CI Poly - Current At Raytheon, the foundation of everything...SSCP, CySA+, CND. + Experience administering Red Hat Enterprise Linux (RHEL) based systems + Experience using… more
    RTX Corporation (07/19/25)
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  • Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …meaningful problems that create a safer, more secure world. **Principal System Administrator ** in infrastructure Workplace Services, collaborates with many ... for a security clearance​ **Security Clearance:** TS/SCI with CI Poly - Current At Raytheon, the foundation of everything...for a security clearance. + Must have experience with Linux systems administration + Experience with one… more
    RTX Corporation (09/09/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** Linux System Administrator ** to join our team located in the Fort Meade, MD ... internal servers adding scalability while circumventing manual process for new operating system rollout. + Configure host-based intrusion detection systems . +… more
    ManTech (09/04/25)
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  • Linux Systems Administrator

    Arena Technical Resources, LLC (St. Louis, MO)
    Linux Systems Administrator Location:...yourself on the team Active TS/SCI clearance and CI Poly is required (we can sponsor your polygraph after ... a talented TS/SCI cleared Red Hat Data Center / Systems Administrator in St. Louis, MO to...(not just familiarity) RedHat or some other variance of Linux - Must be able to troubleshoot users' problems… more
    Arena Technical Resources, LLC (08/30/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** System Administrator ** to join our team located in the Fort Meade, MD area. ... internal servers adding scalability while circumventing manual process for new operating system rollout. + Configure host-based intrusion detection systems . +… more
    ManTech (08/23/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** System Administrator ** to join our team located in the **Fort Meade, MD** area. ... internal servers adding scalability while circumventing manual process for new operating system rollout. + Configure host-based intrusion detection systems . +… more
    ManTech (08/20/25)
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  • System Support-US Citizens Only - TS/SCI FS…

    The Metamorphosis Group (Chantilly, VA)
    …officer with security-controlled systems . + Demonstrated experience as an Oracle LINUX Systems Administrator . + Demonstrated experience in Oracle EXADATA ... System Support-US CITIZENS ONLY - TS/SCI FS POLY REQUIRED Chantilly, VA . Government/Military Apply Now ...administration. + Demonstrated experience with LINUX systems engineering and administration. + Demonstrated… more
    The Metamorphosis Group (08/09/25)
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  • Network Systems Engineer - TS/SCI w/…

    Parsons Corporation (Mclean, VA)
    …Support the configuration, management, and troubleshooting of encryptors, secure communication systems , and system -level security protocols. + Perform network ... background in Cisco routing and switching, as well as system administration (Windows, Linux , or similar). +...system monitoring tools. + Familiarity with secure communications systems , system security principles, and network security… more
    Parsons Corporation (09/09/25)
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