Description About Leidos Leidos is a FORTUNE 500® company bringing a mix of innovative technology and sector expertise to customers in the national security, engineering, and health industries. We deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. Guided by our Mission, Vision, and Values, Leidos empowers its teams, contributes to its communities, and operates sustainably-always with a commitment to doing the right th…

RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across t…

Summary Come join a company that strives for _Extraordinary People and Exceptional Performance_ ! Chenega Professional & Technical Services, LLC, a Chenega Professional Services company, is looking for a RedHat Linux System Administrator to support a federal agency. Our company offers employees the opportunity to join a team where there is a robust employee benefits program, management engagement, quality leadership, an atmosphere of teamwork, recognition for performance, and promotion opportun…

Job Description Insight Global is looking for a Secret System Administration SME local to San Diego, CA. This person will be fully onsite and responsible for dealing with major system changes, specifically a migration and implementation from RHEL 7 to RHEL 9. This person should be an expert in linux systems and have experience from compiling changes to the baseline system to finalizing the product. The ideal candidate will have ansible experience for system automation, as well as splunk, red ha…

Position Title: Linux System Administrator Location: Schriever Space Force Base, Colorado Springs, CO Relocation Assistance: None available at this time Remote/Telework: NO - Not available for this position Clearance Type: DoW Secret Shift: Day shift Travel Required: Up to 10% of the time Description of Duties: The Linux System Administrator supports the Missile Defense Agency (MDA) on the Integrated Research and Development for Enterprise Solutions (IRES) contract. The candidate will: · Serve …

RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight acro…

Standard Job Description WHAT WE'RE DOING: Lockheed Martin, Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the evolving threat of cyber warfare. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens and the world depend upon each minute. Here, you'll work with cybersecurity experts on the forefront of threat protection and proactive prevention. In this fast-paced, real-world environment, you'll draw on all you…

Description SAIC is seeking a Red Hat Linux Systems Administrator located at the K. Mark Takai Pacific Warfighting Center on Ford Island in Hawaii to support USPACOM J76 to build, maintain, secure, and optimize critical enterprise Linux infrastructure across on-premises environments. In this role, you will lead the end-to-end lifecycle of Red Hat Enterprise Linux (RHEL) systems, from automated provisioning and configuration management to routine patching, DoD STIG compliance, and exercise suppo…

Date Posted: 2026-07-16 Country: United States of America Location: US-MA-ANDOVER-AN1 ~ 350 Lowell St ~ AN1 ESSEX BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Ability to obtain INTERIM U…

System Administrator – Linux / HPC Infrastructure Locations: Annapolis Junction, MD and Bluffdale, UT Work Arrangement: 100% On-site Employment Type: Full-time Salary Range: $100,000–$200,000 annually, subject to approval Position Overview: We are seeking experienced System Administrators to support complex Linux-based infrastructure and mission-critical computing environments. Opportunities are available for professionals specializing in Linux platform administration, networking, storage, and …

ATTENTION MILITARY AFFILIATED JOB SEEKERS - Our organization works with partner companies to source qualified talent for their open roles. The following position is available to Veterans, Transitioning Military, National Guard and Reserve Members, Military Spouses, Wounded Warriors, and their Caregivers . If you have the required skill set, education requirements, and experience, please click the submit button and follow the next steps. Unless specifically stated otherwise, this role is "On-Sit…

Clearance Requirements Must possess an active Top Secret/SCI clearance with an active polygraph . Both the clearance and polygraph need to be fully adjudicated. Interim clearances will not be accepted. U.S. citizenship is required to comply with the government contract. Best Value Technology, Inc. (BVTI) is a service-disabled veteran-owned small business (SDVOSB) who is looking to identify a motivated and customer-oriented Systems (Linux) Administrator to join our high-caliber team supporting o…

SE Linux Based MLS SME Linux Administrator Location: Springfield, VA Clearance: Must have active TS/SCI with CI Poly to apply Program Description: Cohere Technology provides Red Hat Enterprise Linux (RHEL) based High Performance Computing (HPC) services through the HPC lifecycle for computational requirements, architecture, acquisition, and operations to federal government customers. Our employees embrace automation, innovation, and are committed to a culture of continuous, standards-driven pro…

What company will I be working for? You will be working for a national security services firm, providing cutting-edge services across DoD and other agencies. At Inflow, we believe in making it matter for every employee, every customer, and every mission we support. That means that we put employees first, providing both innovative benefits and great technology. Check out https://inflow-ns.com/inflowees to learn more about what it’s like to be an Inflowee. Who will I be working with? In support o…

RESPONSIBILITIES: • Design, develop, and support cloud initiatives to support customer driven needs • Responsible for user account management and infrastructure requirements. • Maintain program owned applications in support of a collaborative environment (JIRA, Atlassian, BitBucket, RocketChat) • Work to define network requirements, user metrics, maintenance of our PPSM, and support to development needs. • Responsible for infrastructure patching and OS baseline hardening • Manage several enviro…

Amentum is seeking a Systems Administrator (Linux) for a position on Kauai, HI. Provides Red Hat Enterprise Linux (RHEL) system administration for all Clients and Servers connected to the Pacific Missile Range Facility (PMRF) classified and unclassified networks. Deploys Cyber Security mandated system upgrades, system patches, and system security lockdown requirements. Performs system wide troubleshooting and problem resolution in a live mission environment. Responsibilities Administer and mai…

Amentum is seeking a Systems Administrator (Linux) for a position on Kauai, HI. Provides Red Hat Enterprise Linux (RHEL) system administration for all Clients and Servers connected to the Pacific Missile Range Facility (PMRF) classified and unclassified networks. Deploys Cyber Security mandated system upgrades, system patches, and system security lockdown requirements. Performs system wide troubleshooting and problem resolution in a live mission environment. Responsibilities Administer and mai…

Responsibilities : Work in an environment where you can help design the architecture and develop solutions to meet organizational needs. Looking for an innovative, and motivated individual to join a small, talented, and hardworking Linux team in a hybrid cloud environment. This team creates, maintains, and troubleshoots Linux instances on multiple networks, in multiple architectures. The ideal candidate will have hands-on Linux administration and scripting automation experience with knowledge o…

Our Mission: At Dobbs Defense, we deliver mission-centric IT, Cyber, and data analytics solutions for our government and commercial clients through the convergence of automation, innovation, training, and education. Delivering high-quality IT, cybersecurity, and data analytics solutions through proven and innovative methods is our vision. Job Description: Dobbs Defense Solutions is seeking a Linux System Administrator to provide technical support to the Fort George G. Meade. The role includes a…

Systems Administrator, Bulk Data Transport Operations Make an Impact Where It Matters Most At Intelliforce, we support mission infrastructure that has to be available, reliable, and ready around the clock. In this role, you will join the Bulk Data Transport Team, which delivers enterprise-scale corporate data transport and messaging services that are critical to national security. You will help develop, deploy, and support worldwide high-performance bulk data transport services for the IC and e…