Linux Administrator Closure TechnologiesLinux AdministratorChantilly, VAThe company specializes in custom software development, cloud infrastructure, cybersecurity, systems integration, and data analytics, delivering scalable solutions that improve operational efficiency and drive mission success. With a collaborative and problem-solving culture, Closure Technologies is committed to building high-impact technology solutions that are delivered on time, within budget, and tailored to each client's unique needs.
SE Linux Based MLS SME Linux Administrator Cohere Technology Group LLCSE Linux Based MLS SME Linux AdministratorSpringfield, VAFull timeProgram 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. You will be an active member of the Enterprise MLS team working many and varied Red Hat Enterprise Linux (RHEL) SE Linux based configuration, policy, and development projects including full automation of configuration deployments.
Linux / Unix Systems Administrator CymertekLinux / Unix Systems AdministratorChantilly, VirginiaComputer Science, Information Technology, Systems Engineering, Network Engineering, Computer Engineering, Information Systems, Cybersecurity, Data Science, Electrical Engineering, Applied Mathematics, etc. Linux Systems Administrator, Unix Systems Administrator, Systems Engineer, IT Systems Administrator, Network Administrator, Infrastructure Administrator, DevOps Engineer, Cloud Systems Administrator, Server Administrator, System Support Specialist, etc.
Linux Systems Engineer (TS/SCI) VantorLinux Systems Engineer (TS/SCI)Herndon, Virginia$127,000–$139,700 / yearYou will work with a dynamic team consisting of Linux Administrators, DevOps & Infrastructure Engineers, Systems Engineers to support computational design elements of high-performing Graphics Processing Units (GPUs) and harnessing that power to feed into the new Platform. Your work directly impacts national security and global issues, you will have the chance to contribute to missions that are of paramount importance to the United States and its allies, know that that the virtual environments you support are making a difference on a global scale.
Linux Administrator AMERICAN SYSTEMSLinux AdministratorMcLean, VirginiaFull timeOverview: AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Engineering & Analysis, Test & Evaluation, and Training. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.
Linux Systems Engineer (TS/SCI) MaxaarLinux Systems Engineer (TS/SCI)Herndon, VirginiaYou will work with a dynamic team consisting of Linux Administrators, DevOps & Infrastructure Engineers, Systems Engineers to support computational design elements of high-performing Graphics Processing Units (GPUs) and harnessing that power to feed into the new Platform. Your work directly impacts national security and global issues, you will have the chance to contribute to missions that are of paramount importance to the United States and its allies, know that that the virtual environments you support are making a difference on a global scale.
Senior Linux Systems Admin (UiPath) LeidosSenior Linux Systems Admin (UiPath)Alexandria, VirginiaThe Digital Modernization Sector at Leidos is seeking a dynamic Sr Linux Systems Administrator to support cloud modernization initiatives for the United States Coast Guard (USCG) at Command, Control, Communication, Computer, Cyber, and Intelligence Service Center (C5ISC) in the Alexandria, VA area. July 21, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Linux Systems Admin L2 -3 Jovian ConceptsLinux Systems Admin L2 -3Annapolis Junction, Annapolis JunctionConfigures and manages LINUX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. Configure and manage LINUX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance.
Linux Systems Admin L2 Jovian ConceptsLinux Systems Admin L2Annapolis Junction, Annapolis JunctionConfigure and manage Linux, Unix, and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. Configure and manage Linux and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance.
Linux Administrator LT ConsultingLinux AdministratorChantilly, VirginiaLT Consulting is seeking a Linux Administrator who will assist in the installation, configuration and deployment of a COTS tool implementation. Responsibilities: Linux Systems Engineering / Administration (SA) working with virtual servers and associated technologies.
Quality Assurance Linux Administrator Assertive ProfessionalsQuality Assurance Linux AdministratorHanover, MarylandConfigures and manages LINUX operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc.
Sr. System Admin/System Engineer - Linux CDITSr. System Admin/System Engineer - LinuxAnnapolis Junction, MarylandThe ideal candidate will bring strong expertise across Linux systems administration, application servers, virtualization, and security, with the ability to troubleshoot complex issues and support both virtual and physical infrastructure across enterprise environments. CDIT is seeking an experienced Senior Linux Systems Administrator / Engineer to support an Intelligence Community-wide mission environment and service.
LINUX Administrator Workforce Solutions Virens GlobalLINUX AdministratorChantilly, Virginia$150,000–$200,000 / yearTroubleshoots and resolves issues and maintain web application hosting systems, reliability and uptime of production applications. Develop scripts for automation and configuration deploy updates, IAVA patches, and Anti-Virus updates.
System Administrator (Junior-Senior) Clear Ridge DefenseSystem Administrator (Junior-Senior)Fort Meade, MD$100,000–$200,000 / yearClear Ridge Defense is the premier service solutions provider supporting the Service and Joint cyberspace operations and intelligence community in three core areas of expertise: Cyber Systems & Software Engineering. All delivered by highly talented and focused team members that are supported by an unmatched professional and family-oriented culture that leverages and builds on sound, proven principles.
System Administrator - Level 2 (Linux System Admin) Stratum NetworksSystem Administrator - Level 2 (Linux System Admin)MarylandAs leading experts in their fields, our certified and highly experienced network, software development, IT support and security professionals are able to provide the necessary design, implementation, and consulting services to meet the demanding requirements of mission-critical networks. STRATUM NETWORKS OVERVIEW: Stratum Networks is a rapidly growing information assurance and cybersecurity solutions company with expert knowledge of implementing secure infrastructure, providing security integration, development, assessment and training solutions.
Linux Administrator System OneLinux AdministratorFort Belvoir, VirginiaSupport ICAM tools and services such as IAM directories, federation services, PKI components, privileged access systems, connectors, and agent-based integrations. Support, maintain, and enhance Linux-based systems and services that enable Identity, Credential, and Access Management (ICAM) functions across the enterprise.
Linux System Administrator CymertekLinux System AdministratorChantilly, VirginiaComputer Science, Information Technology, Cybersecurity, Network Engineering, Systems Engineering, Information Systems, Software Engineering, Computer Engineering, Data Science, etc. Linux Administrator, Systems Administrator, DevOps Engineer, Unix Administrator, IT Systems Engineer, Infrastructure Engineer, Cloud Systems Administrator, Server Administrator, Network Systems Administrator, etc.
Informatica/ Linux Admin IQUASAR LLCInformatica/ Linux AdminWashington, DCFull timeInformatica/Linux Admin will be responsible for installing, configuring, and maintaining Informatica platforms and Linux-based servers supporting enterprise data integration and analytics solutions. Daily responsibilities include monitoring system performance, managing user access, scheduling and optimizing Informatica workflows, and ensuring high availability and reliability of environments.
Linux Admin role Pharmatek ConsultingLinux Admin roleWoodlawn, MarylandPlatform Administration, experience with virtual platforms, ansible playbooks and scripting languages for automation tasks and deployments. • 7+ years of experience with performance tuning & troubleshooting, identifying and resolving memory, CPU, access, networking, disk I/O, etc.
Senior Linux Administrator Ignite ITSenior Linux AdministratorSuitland-Silver Hill, MDIn addition to extensive knowledge of Linux, this role requires excellent customer service skills, as the Unix branch supports system owners and users from most Divisions within the Bureau as well as other Branches within the Computer Services Division such as Backups, Virtualization, Storage and Enterprise Operations to name a few. Ignite IT is seeking a very experienced, senior-level Red Hat Linux Admin/Engineer to join and provide dedicated support to the Unix Management Branch of the Computer Services Division on our contract with US Census Bureau.