• CACI International (Sterling, VA)
    …Exchange, Active Roles Server, and Privileged Account Management (PAM) Qualifications: Required: Top Secret with SCI eligibility US citizen Bachelor's degree in ... . This role supports complex enterprise infrastructure and architecture, including UNIX/ Linux /Windows systems , virtual environments, and mission systems .… more
    job goal (12/12/25)
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  • ManTech (Chantilly, VA)
    MANTECH seeks a motivated, career and customer-oriented IT Systems Administrator to join our team in Chantilly, VA. Responsibilities include but are not limited ... one within 180 days. System Experience: Experience with both Windows and Linux operating systems . End-User Support: Experience providing help-desk support for… more
    job goal (12/12/25)
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  • Tyto Athene (Ashburn, VA)
    …Strong experience in enterprise IT environments as an applications or systems administrator . + Practical knowledge of Windows and Linux systems ... . + Administer and optimize enterprise IT applications and systems in Windows and Linux environments. +...Web Services (AWS). + Serve as a senior Splunk Administrator or Architect, responsible for the configuration, maintenance, and… more
    DirectEmployers Association (11/01/25)
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  • Linux Systems Administrator

    Nightwing (Sterling, VA)
    …intelligence community, defense, civil, and commercial markets. Nightwing is seeking a qualified Linux Systems Administrator to work with a close-nit team ... Develop and maintain backup and disaster recovery plans for Linux systems . + Patch Management: Manage the...Skills:** + US Citizenship + Must have an active Secret clearance and obtain a TS /SCI clearance… more
    Nightwing (11/18/25)
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  • Linux Systems Administrator

    Parsons Corporation (Centreville, VA)
    …your talent and redefine what's possible. **Job Description:** Parsons is seeking a mid-level Linux Systems Administrator . The candidate will support both ... server and networking equipment rack installations **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required for… more
    Parsons Corporation (12/06/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    …17717 Job Description Job Title: Linux Engineer Location: Chantilly, VA Eligibility: Top Secret /SCI clearance with current CI Polygraph required The ... Systems Engineering team is seeking a driven Senior Linux /UNIX Systems Administrator that is...- Experience writing detailed, technical documentation -8570 Compliance -Active TS /SCI + CI Poly - Ability to respond to… more
    Arena Technical Resources, LLC (11/29/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …* Knowledge of Identity and Access Management (IAM) and integration with Linux systems . * Red Hat Certified System Administrator (RHCSA) or Red Hat Certified ... Linux Administrator Job Category: Information Technology...with RMF (Risk Management Framework). Required Qualifications * Active Top Secret clearance (SCI eligibility strongly preferred).… more
    CACI International (11/13/25)
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  • System Administrator - Linux

    The Metamorphosis Group (Chantilly, VA)
    System Administrator - LINUX - TS /SCI FSP REQUIRED Chantilly, VA Apply Now Job Description The Metamorphosis Group, Inc, TMG, has an immediate opening for a ... Linux System Administrator , who shall be responsible...system monitoring. MUST BE US CITIZEN MUST HAVE ACTIVE TS /SCI with FSP US Veterans Preferred **ABSOLUTELY NO THRID… more
    The Metamorphosis Group (12/10/25)
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  • Pr./System Admin - Shift Work ( Top

    Northrop Grumman (Chantilly, VA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: No **Description** At Northrop Grumman, our employees have ... **Must have US Citizenship with a current or active Top Secret level clearance and the ability...Level 2 certification** **Preferred Qualifications:** + Red Hat Certified Systems Administrator (RHCSA) certification + Experience with… more
    Northrop Grumman (11/25/25)
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  • Linux Administrator - TS /SCI…

    V2X (Chantilly, VA)
    …integrating, and maintaining new and upgraded versions of the relevant operating systems + Building and hardening Linux servers, and establishing configuration ... server hardware components where necessary + Designing interfaces to external systems + Troubleshooting operating system problems, and collaborating with other teams… more
    V2X (11/08/25)
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  • Systems Administrator - TS

    General Dynamics Information Technology (Chantilly, VA)
    …RQ206369 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in...experience with web services. + **Security Clearance Level** : Top Secret /SCI with Polygraph + **Preferred Skills:**… more
    General Dynamics Information Technology (09/17/25)
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  • NCIS Cyber Systems Administrator

    General Dynamics Information Technology (Quantico, VA)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT ... **Job Description:** Transform technology into opportunity as a **Cyber Systems Administrator - SecOps** at GDIT in...NEED TO SUCCEED (Required):** + **Security Clearance Level:** Active Top Secret clearance with SCI eligibility. +… more
    General Dynamics Information Technology (12/08/25)
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  • Dev Sec Ops Engineer

    Lockheed Martin (Herndon, VA)
    …environments and applications: \-\- Red Hat Linux \-\- AWS \- Prior Linux systems administrator experience \- Prior experience working within SAFe ... TS /SCI clearance is required for this position; Final Top Secret clearance is required to start...Experience with Chef, Ansible, Gitlab or Docker \- Windows systems administrator experience **Security Clearance Statement:** This… more
    Lockheed Martin (12/06/25)
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  • Fidelis Administrator - Active TS

    ENS Solutions (Reston, VA)
    …Install, configure and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design and ... the appliance via SSH or Console Port + Experience operating and maintaining Linux servers, including operating systems and applications, patching, and other… more
    ENS Solutions (09/27/25)
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  • Database Administrator - active TS

    V2X (Chantilly, VA)
    …design, and related Oracle technologies (Partitioning, Encryption, Pluggable Database, etc.) on Linux systems + Significant Oracle Exadata and PL/SQL developer ... backups and restores + Managing, monitoring, and administering of Oracle database systems + Participating in server and storage capacity management and planning +… more
    V2X (11/08/25)
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  • Security Control Assessor (SCA) ( TS /SCI)

    Tau Six (Chantilly, VA)
    …networking, and cybersecurity tools, techniques, and tactics. Clearance Required: US Government Top Secret / SCI Responsibilities: The Security Control Assessor ... market. We are seeking a motivated self-starter with experience in secure information systems to join a team of security professionals and help defend national… more
    Tau Six (10/22/25)
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  • OCONUS Field Engineer - TS /SCI Polygraph…

    Leidos (Chantilly, VA)
    …team environment. The ideal candidate will have prior experience as either a systems engineer or systems administrator . Prior OCONUS experience and ... **All candidates for consideration, must possess an active and in-scope TS /SCI Polygraph.** **Basic Qualifications:** + Bachelor's degree and 8+ years' experience;… more
    Leidos (11/07/25)
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  • System Development Engineer, STRADA - Service…

    Amazon (Herndon, VA)
    …skills to launch a project on a trajectory to success? Amazon is seeking a Linux /Unix Systems Administrator /Engineer with the ability to automate day to day ... and/or services from the ground up. A good candidate must have strong Linux /Unix Systems Administration knowledge, including shell scripting, and a proficiency… more
    Amazon (12/05/25)
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  • Linux System Administrator with CI…

    Parsons Corporation (Centreville, VA)
    …of deployed systems . This role includes system design, configuration, and debugging of Linux systems . Note: this is a full time in-office role. **What You'll ... redefine what's possible. **Job Description:** Our Special Programs and Systems team is hiring Linux System Administrators...be a US Citizen + Must possess and maintain Top Secret SCI clearance with CI poly… more
    Parsons Corporation (11/21/25)
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  • SAP NS2 Senior Cloud Engineer/ Systems

    SAP (Herndon, VA)
    …options for you to choose from. **SAP NS2 Senior Cloud Engineer/ Systems Administrator - Onsite - Chantilly, VA** **Active TS SCI with Polygraph Required** ... internals must have manager's approval to transfer. The NS2 Senior Cloud Engineer/ Systems Administrator candidate will be responsible for leading the development… more
    SAP (10/21/25)
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