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…

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…

Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2026! Belay Technologies is seeking a Linux Systems Administrator with 10 years of experience and a technical degree to support secure, mission-critical environments. The ideal candidate will have experience with firewall rules, Ansible scripting, Linux administration, and virtualized environments. You should have practical experience with CI/CD pipelines and containerization tools. managing system performa…

Dexian Government Solutions. is recruiting for a Linux Systems Administrator to support our contract at the USAMRIID in Fort Detrick, MD. Target Salary : $100,000.00 Position Overview: Dexian Government Solutions is seeking a skilled Linux Systems Administrator to support mission-critical infrastructure at USAMRIID, located at Ft. Detrick in Frederick, MD. USAMRIID is DoD's premier maximum-containment (BSL-4) laboratory, developing and evaluating medical countermeasures, rapid diagnostics, and …

Job Summary The Linux System Administrator (Intermediate-Level) is responsible for operating, maintaining, troubleshooting, securing, and supporting enterprise Linux-based systems and infrastructure. The role focuses on system availability, performance, cybersecurity compliance, vulnerability remediation, automation, backups, disaster recovery, virtualization, and infrastructure modernization within a secure enterprise environment. Key Responsibilities Monitor system performance, availability, …

3dB Labs is seeking a skilled Linux System Administrator to join our corporate team supporting our growing mission. The ideal candidate is a self-starter with great interpersonal skills with the technical knowledge to go with it. Our work environment is dynamic and fast-paced with a focus on quick-reaction responses to our customers' needs. Our products are technically compelling, operationally relevant, and deployed around the globe. For the Linux System Admin role, the major list of duties in…

Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2026! Belay Technologies is seeking a System Administrator (SA) to join our Intel team. The SA will provide Linux systems administration and operational support for mission-critical environments, including command-line system administration and application, data, and messaging flow management. Responsibilities Support implementation, troubleshooting, maintenance, and daily operations of IT systems. Provide …

All positions require an active clearance. WE ARE HIRING OWNERS Set of X is led by industry veterans who see government contracting as a good community with plenty of opportunity to go around. With a shared desire to give back, grow the community, and do great work, the Set of X team is building an elite group of engineers with a strong sense of shared responsibility and ownership Because who you work with matters. ________________________________________________________________________ Set of …

ABOUT SITEC SITEC is an employee and customer focused Information Technology and Professional Services Firm specializing in design, development, and delivery of state-of-the-art technology solutions, as well as cybersecurity, software and systems engineering services. SUMMARY Container Integration: Utilize familiarity with containerization concepts to support application deployment. Assist with the management of container orchestration tools such as Kubernetes or Docker Swarm. Automation & Scri…

Do you think you know Linux? Are you a natural at problem solving, with little guidance and can work administer Linux systems in an air-gapped environment (IE no Google or paid support)? Corvid looking for a talented Linux expert that enjoys working with highly technical engineers and scientists solving difficult engineering problems for our customers – and can do it in a unique environment that supports national defense. Corvid Technologies runs a supercomputer with an environment built on bot…

Red Arch Solutions is hiring a System Administrator on a priority program in Annapolis Junction, MD. The System Administrator shall be responsible for providing support for a large-scale Linux system including installation of COTS/GOTS/FOSS software, day-to-day operations, monitoring, and problem resolution for all the compute, network, memory, and storage system components. In addition, the System Administrator shall maintain the system security integrity and configure network components, alon…

Job Title: Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US * * * The Opportunity: We are seeking a cleared, skilled and experienced Red Hat Enterprise Linux Administrator with expertise in Puppet configuration management to join our IT team. The ideal candidate will play a crucial role in integrating, maintaining and opt…

Are you a Linux Systems Administrator ready to take your skills beyond the traditional enterprise environment? Leidos is seeking a Mid-Level Linux Systems Administrator to support one of the Department of War's (DoW) largest High Performance Computing (HPC) environments at Stennis Space Center, Mississippi. In this role, you'll work alongside a highly skilled technical team supporting advanced supercomputing resources used by scientists and engineers to solve complex computational challenges an…

Linux/GitLab Administrator Position Overview Rothe is seeking a hands-on Linux Administrator with strong GitLab administration experience to operate, secure, and evolve enterprise platforms supporting NASA JSC’s mission-enabling applications. Key Responsibilities Administer, secure, and maintain Linux-based systems. Manage GitLab infrastructure including upgrades, CI/CD pipelines, runners, and integrations. Implement system hardening, patch management, access controls, and compliance baselines.…

hackajob is collaborating with MANTECH to connect them with exceptional professionals for this role. MANTECH seeks an experienced and passionate, career and customer-oriented Linux System Administrator to join our team in Ft. Meade, MD. Responsibilities include but are not limited to: Creating and managing virtual environments Systems administration of hardware and software in support of maintenance, developing and testing of information technology systems Administration of Linux (i.e., Redhat/…