• Vexterra Group (Bethesda, MD)
    …redundant infrastructure to include physical and virtualized environments *Set up administrator and service accounts, maintain system documentation, tune ... Vexterra Group is currently searching for a Senior Systems Integrator Engineer to provide the following ...will work closely with other infrastructure and network engineers, system engineers and O&M team members on the following… more
    job goal (01/13/26)
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  • Workday, Inc. (Mclean, VA)
    …for identifying and solving problems on distributed environments scaling across configuration, Linux Operating System and network. You have hands-on experience ... handling distributed environments (Kubernetes experience or Certified Kubernetes administrator certification is a big plus). You have a keen interest in improving… more
    job goal (01/13/26)
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  • Nashville Public Radio (Washington, DC)
    …to automate cloud infrastructure. Proven expertise in configuring and troubleshooting Linux and Windows Server operating systems in production environments. ... of the company's technical community. What you'll need to succeed: Active TS//SCI with CI poly required. At least 10 years of proven experience in cloud engineering,… more
    job goal (01/13/26)
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  • Bridge Core (BCore) (Mclean, VA)
    …the following python testing frameworks: unit test or PyTest 5 years experience with Linux Operating Systems such as Centos, Rocky, RHEL 5 years experience with ... to the mission. Whether it's architecting critical IT solutions, producing actionable intelligence , or developing cutting edge technology, we succeed because of the… more
    job goal (01/12/26)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …(IAM) and integration with Linux systems . * Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification. * ITIL, ... Linux Administrator Job Category: Information Technology...team. The successful candidate will manage and support enterprise Linux systems that are mission-critical to national… more
    CACI International (11/13/25)
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  • Linux System Administrator

    CGI Technologies and Solutions, Inc. (Fairfax, VA)
    ** Linux System Administrator -...experience Unix system administration * Proficiency in Linux systems troubleshooting. * Experience in patch ... candidates to join our successful Federal organization as a Linux System Administrator for an...* Troubleshooting Skills: Strong ability to troubleshoot Windows and Linux operating systems . * Security and Compliance:… more
    CGI Technologies and Solutions, Inc. (12/11/25)
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  • Linux System Administrator

    Parsons Corporation (Centreville, VA)
    …Unleash your talent and redefine what's possible. **Job Description:** Our Special Programs and Systems team is hiring Linux System Administrators with a ... includes system design, configuration, and debugging of Linux systems . Note: this is a full...Must possess and maintain Top Secret SCI clearance with CI poly + Must have Linux command… more
    Parsons Corporation (11/21/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    …Polygraph required The Systems Engineering team is seeking a driven Senior Linux /UNIX Systems Administrator that is highly technical and mission focused. ... SUCCEED Basic Qualifications: - Ten (10) years' experience as aLinux/UNIX Systems Administrator supporting complex, multi-site enterprise-scale environments -… more
    Arena Technical Resources, LLC (11/29/25)
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  • Infrastructure Engineer/ Administrator

    CACI International (Mclean, VA)
    …Type of Travel: None * * * **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands on experience with the ... demonstrated experience with multiple cloud platforms, automation technologies, and with Linux system administration. The successful candidate will ensure the… more
    CACI International (12/26/25)
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  • Platform/Infrastructure Engineer

    Nightwing (Sterling, VA)
    Linux Certifications: Linux Professional Institute (LPI), Certified Linux System Administrator (CLSA). + Infrastructure-as-Code Certifications: ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our… more
    Nightwing (12/26/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (Washington, DC)
    …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 (12/12/25)
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  • Linux Sys Admin - TS/SCI CI Poly

    Insight Global (Springfield, VA)
    Intelligence Polygraph ( CI Poly) * Security+ DoD 8570 certification or higher. * System administration across Linux systems . * Ability to work in an ... Job Description Seeking a Systems Administrator to join a high-performing...its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based… more
    Insight Global (01/07/26)
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  • Systems Administrator II Generalist…

    V2X (Springfield, VA)
    …Top Secret/SCI clearance and the ability to obtain and maintain a Counterintelligence ( CI ) Polygraph. The Senior Systems Administrator II shall support ... Linux distributions as well. + The Senior Systems Administrator II shall support the mid-level...production and maintenance of documentation for the team's solution system (s), sub- system (s), and component(s) deployed and in… more
    V2X (11/15/25)
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  • Systems & Database Administrator

    CACI International (Suitland, MD)
    …dynamic role, you'll utilize your diverse skill set across software development, Linux systems engineering, database administration, cloud services, and DevOps ... Systems & Database Administrator Job Category:...DoD/IC programs. + CompTIA Security+. + Extensive experience with Linux (RHEL) system administration and troubleshooting. +… more
    CACI International (12/17/25)
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  • Systems Administrator

    BAE Systems (Sterling, VA)
    …our future and protect our freedom. BAE Systems is looking for a Senior Systems Administrator to provide comprehensive support to all aspects of system ... such as: + VMware Certified Professional (VCP) + RedHat Certified System Administrator /Engineer (RHCSA/RHCE) + Microsoft Certified: Windows Server… more
    BAE Systems (12/09/25)
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  • Sr. System Administrator

    Arena Technical Resources, LLC (Reston, VA)
    Sr. System Administrator Location: Reston, VA, US Job ID: ATR 17710 Job Description Job Title: Sr. System Administrator Location: Reston, VA - Onsite, ... SCIF Environment Eligibility: TS/SCI with CI Polygraph Job Description: The job duties of the Sr. System Administrator are as follows: * Plans, designs, and… more
    Arena Technical Resources, LLC (01/01/26)
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  • Senior System Administrator

    Amentum (Springfield, VA)
    …& Intel space? If so, look no further. Amentum is seeking a **Senior System Administrator ** to join our team of passionate individuals in **Springfield, VA** ... systems including the transition and migration of corporate systems * Monitor and report on system ...NGA enterprise. * Senior level experience managing and administering Linux /Windows based systems including patching, updates, and… more
    Amentum (11/20/25)
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  • Sr. Administrator (Azure, OpenShift)

    System One (Alexandria, VA)
    Job Title: Sr. Administrator Location: Alexandria, Virginia Type: 6 + months Contract To Hire Contractor Work Model: Onsite (with some flexibility) Security ... Clearance: Secret Clearance US Citizenship Required We are seeking a Sr. Administrator with strong hands-on experience in Microsoft Azure and Red Hat… more
    System One (12/26/25)
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  • Systems Administrator - TS/SCI…

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking an experienced ** Systems Administrator ** to join our team in supporting mission-critical IT infrastructure. This role is ideal ... with an active TS/SCI with Poly security clearance. + Proven experience in systems administration for Windows and/or Linux environments. + Hands-on experience… more
    Leidos (01/01/26)
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  • Senior Systems Administrator

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking a System Administrator for a technical development program supporting the Sponsor's Attribute Services within the IDAM/ICAM ... space.As a System Administrator on this program, you will...of degree + Must be an expert in using Linux -based operating systems + Must have strong… more
    Leidos (01/09/26)
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