• Senior Linux Systems

    The Boeing Company (Fairfax, VA)
    …Specialized United States Infrastructure Operations (SUSIO) group is currently seeking a **Senior Linux Systems Administrator ** to join the team in ... Fairfax, VA;** or **Chantilly, VA** . As a Senior Linux Administrator , you will play a crucial...eligibility. **Security Clearance** This position requires an active US Top Secret /SCI Security Clearance (US Citizenship Required).… more
    The Boeing Company (11/19/25)
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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

    CACI International (Reston, VA)
    Linux Systems Administrator Job Category:...guidance from more senior technical staff. **Required:** + Active Top Secret or TS /SCI clearance. + ... Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of...a critical DoD system? Join our team as a Systems Administrator ! You will get to use… more
    CACI International (10/18/25)
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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 (10/18/25)
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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 Support-US Citizens Only - TS /SCI…

    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...administration. + Demonstrated experience with LINUX systems engineering and administration. + Demonstrated… more
    The Metamorphosis Group (11/08/25)
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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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  • 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 (09/10/25)
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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** with GDIT. A...NEED TO SUCCEED (Required):** + **Security Clearance Level:** Active Top Secret clearance with SCI eligibility. +… more
    General Dynamics Information Technology (11/26/25)
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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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  • TS /SCI Ci Poly Required | Cloud Engineer

    TEKsystems (Reston, VA)
    …to automate cloud infrastructure Proven expertise in configuring and troubleshooting Linux and Windows Server operating systems in production environments ... certifications such as AWS Solutions Architect Associate/Professional or AWS SysOps Administrator Skills Cloud, Azure, Automation, Terraform, Aws Top Skills… more
    TEKsystems (11/25/25)
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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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  • Linux System Administrator with Poly

    Parsons Corporation (Centreville, VA)
    …experience + Must be a US Citizen + Must possess and maintain Top Secret SCI clearance with polygraph + Linux command line experience + Excellent written and ... This role includes system design, configuration, and debugging of Linux systems . Note: this is a full...quality assurance (QA) experience **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is… 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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  • Mid-Level Systems Administrator

    The Boeing Company (Herndon, VA)
    …based on candidate eligibility. **Security Clearance** This position requires an active Top Secret /Sensitive Compartmented Information ( TS /SCI) US Security ... (IDT&S) organization Specialized Infrastructure Operations group is currently seeking a **Mid-Level Systems Administrator ** to join the team in **Herndon, VA;… more
    The Boeing Company (11/19/25)
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