- Leidos (Fort Belvoir, VA)
- **Description** The DTRA program at Leidos is seeking a ** Senior Linux Administrator ** in Fort Belvoir, VA to support the DTRA I3TS Infrastructure Services ... team to maintain and optimize the Linux production environment.The candidate will be responsible...on-site as needed in Reston, VA._** **Required Clearance:** Active Top Secret with SCI **Key Responsibilities:** +… more
- S4 Inc. (Omaha, NE)
- …and competitive benefits Job Title: Senior Linux /Unix Administrator Work Location: USSTRATCOM Offutt AFB Clearance: TS /SCI Education: Bachelor's ... Administrator Overview: S4 is seeking an experienced Senior Unix/ Linux OS Administrator to...patching, compliance, and outage information Required Qualifications: + Active Top Secret security clearance and eligible for… more
- General Dynamics Information Technology (Macdill AFB, FL)
- …Advance how our customers operate while you advance your career. Join GDIT as a ** Senior Linux Systems Administrator ** and build an impactful career in ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job...like you. MEANINGFUL WORK AND PERSONAL IMPACT As a ** Senior Linux Systems Administrator ** ,… more
- Leidos (Aurora, CO)
- **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **Intelligence Sector,** **Cyber & ... difference in National** **Security!** Join our team as a ** Linux Systems Administrator ** , where you'll provide...Virtualization + **Security Clearance** : Must have an active Top Secret /SCI with Polygraph cssrc conmd At… more
- Belay Technologies (Annapolis Junction, MD)
- …runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a Senior Linux System Administrator (SA). The SA provides support for implementation, ... includes Microsoft-based servers, databases, and workstations as well as VMware and Linux server instances and an extensive network infrastructure (LAN and WAN). The… more
- Black Bear Technology Solutions, LLC (Adelphi, MD)
- Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD (Onsite) Position Overview: The ... Senior Linux System Administrator is responsible for leading system administration activities. This position oversees the installation, configuration,… more
- Parsons Corporation (Aberdeen, MD)
- …+ Linux + certification (or equivalent) + Security+ certification (or equivalent) + Top Secret clearance **Security Clearance Requirement:** An active Top ... **Job Description:** _Parsons is looking for an amazingly talented_ **_Senior Linux Systems Administrator_** _to join our team!_ **_What You'll Be Doing:_**… more
- Leidos (Annapolis Junction, MD)
- **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... program "Delivers Mission Success!" Seeking a motivated and experienced Linux System Administrator for a small, diverseteam...+ **Security Clearance** : Candidates must possess an active TS /SCI with Polygraph to be considered for this role.… more
- ManTech (Fort Meade, MD)
- ManTech seeks a ** Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will provide support for implementation, ... utilization; perform capacity analysis and system planning. + Configure and manage Linux and Windows operating systems; install, load, and enhance OS software for… more
- Alaka'ina Foundation Family of Companies (Kauai County, HI)
- …The Alaka`ina Foundation Family of Companies (FOCs) is looking for a Senior Linux Systems Administrator Range Network. The position ... Senior Systems Administrator ( Linux )... Senior Systems Administrator ( Linux ) Location HI - Kaua'i...AND CLEARANCE: + Must be a US Citizen + Top Secret security clearance is required with… more
- Amentum (Waimea, HI)
- …required + Linux + Linux + Red Hat Certified System Administrator (RHCSA) **Security Clearance** Top Secret security clearance is required ... Amentum is seeking a highly experienced Senior Linux System Administrator ...must be a US Citizen to apply for a Secret Security Clearance. Applicants selected either must currently possess… more
- SMX (Dahlgren, VA)
- Senior Linux /Unix Systems Administrator ...be able to obtain and maintain Top Secret + 6+ years' experience administering Linux /Unix ... Dahlgren, VA SMX is looking for a highly motivated Senior Linux /Unix Administrator to join...Secret clearance with ability to obtain and maintain Top Secret clearance + Networking protocols +… more
- Amentum (Baltimore, MD)
- …continuously trying to stay ahead of the next challenge. **Responsibilities:** This Senior Linux administrator position will provide candidates with ... If so, look no further. Amentum is seeking a ** Linux Administrator , Senior ** to join...and configures network components. **Requirements:** * Must have active Top - Secret clearance with SCI and Poly *… more
- Amentum (Hanover, MD)
- …continuously trying to stay ahead of the next challenge. **Responsibilities:** This Senior Linux administrator position will provide candidates with ... If so, look no further. Amentum is seeking a ** Linux Administrator , Senior ** to join...and configures network components. **Requirements:** * Must have active Top - Secret clearance with SCI and Poly *… more
- EPS Corporation (Dahlgren, VA)
- Senior Systems Administrator (Unix/ Linux ) - (758) Share this job as a link in your status update to LinkedIn. Job Title Senior Systems Administrator ... attack methods, and detection toolsto ensure proactive defense. Required Qualifications ACTIVE TOP SECRET + Six (6) yearsof professional experience inUnix and/or… more
- Link Solutions Inc (Aberdeen Proving Ground, MD)
- … Top Secret Clearance. + Non-remote (relocation incentive available) Our Linux System Administrator ( Senior -Level) will be responsible for the ... for Services and Development. Link Solutions is seeking a Linux System Administrator ( Senior -Level) to...a US Citizen. + Must have an active DoD Top Secret Clearance. + Must have an… more
- ManTech (Laurel, MD)
- …+ Experience with NetAPP **Clearance Requirements:** + Must have a current/active Top Secret /SCI with Polygraph **Physical Requirements:** + The person in ... MANTECH seeks a motivated, career and customer-oriented ** Linux ** **System Administrator ** to join our team in **Laurel, MD.** You will be part of a dedicated… more
- Northrop Grumman (Morrisville, NC)
- …**Responsibilities will include but not be limited to the following:** + Serve as a senior Linux Systems Administrator within an AWS cloud environment for a ... Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** to join its dynamic...system environments. + Candidates must have a current DoD ** Top Secret /SCI** level security clearance to include… more
- ARSIEM (Annapolis Junction, MD)
- …every client you work with. ARSIEM is looking for a motivated and experienced Linux System Administrator for a small, diverse team that provides end-to-end ... Original Posting Date: 2025-10-29 Clearance Requirement: This position requires an active TS /SCI with a polygraph. You must be a US Citizen for consideration.… more
- CACI International (Annapolis Junction, MD)
- …Type of Travel: Local * * * **The Opportunity:** CACI is seeking a Senior Linux Systems Administrator to provide support for implementation, troubleshooting ... Senior Systems Administrator Job Category: Information...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel… more
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