NewLinux Server Administrator MANTECHLinux Server AdministratorQuantico, VAEnsure high availability of mission applications and storage solutions by monitoring server health and serve as Tier II/III technical support to rapidly diagnose and resolve complex hardware, software, and network configuration issues. The contractor will be responsible for the installation, configuration, maintenance, and security of Linux-based server environments on classified and unclassified networks to ensure the high availability and resilience of vital national security assets.
Systems Administrator Bowhead / UIC Technical ServicesSystems AdministratorDahlgren, VA$70,000–$80,000 / yearBowhead seeks a Systems Administrator to provide customer support and technical assistance to users supporting a Research, Development, Test and Evaluation Program in Dahlgren, VA at the Naval Surface Warfare Center Dahlgren Division (NSWCDD). . Immediately report any suspected security anomalies, unauthorized access attempts, or hardware tampering to local security officers and ONI/DIA network defense teams.
Senior Database Analyst – SQL DBA & PostgreSQL Pinnacle Technical ResourcesSenior Database Analyst – SQL DBA & PostgreSQLRichmond, Virginia$50–$53 / hourContractorThe specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment. The ideal candidate will have over 10 years of hands-on experience in database administration, performance monitoring, query optimization, and backup and recovery operations in enterprise environments.
NewSystem Administrator MANTECHSystem AdministratorQuantico, VAActive Directory, Group Policy, Linux OS, Networks, MS Exchange, MS Lync, SCCM, Service Manager, MS Hyper-V, MS SQL Server, Networked Printers/Services, Distributed File Services, Data Protection Manager, SMB, JavaScript, SharePoint. Assist and support with account creations, resetting passwords, troubleshooting system and network problems, installation of hardware and workstations, unlocking accounts, and transferring data.
NewComputer Engineer III WR SystemsComputer Engineer IIINorfolk, Virginia$94,000–$130,000 / yearClearance Requirement: Active Secret Clearance is required to start Travel Requirements: Up to 10% Location: Norfolk, VA SUMMARY: WR has an opportunity for a Computer Engineer III to conduct research, development, design, integration, testing, and lifecycle support of computer-based, electronic, and embedded systems supporting advanced naval technologies and engineering development efforts. Experience supporting the software application lifecycle, including requirements gathering, development, testing, and implementation of software/code into the FOROPS Engineering Development Model through final validation and deployment.
NewSecurity Systems Engineer System OneSecurity Systems EngineerVienna, VARemoteFamiliarity with SIEM technology and enterprise network principles including firewall, routing, switching, load balancing, and proxy troubleshooting. 3+ years of cybersecurity engineering experience, with understanding of enterprise security practices and PCI-DSS/NCUA compliance preferred.
Systems Administration (Operations Support Specialist) ARCTICOM LLCSystems Administration (Operations Support Specialist)Quantico, VAArcticom, LLC provides network and systems administration, enterprise architecture and resource planning, certification and accreditation, software design, programming, maintenance of telecommunications and land mobile radio equipment and systems, help desk support and IT transformation services among other services. Essential and marginal functions may require maintaining physical condition necessary for bending, stooping, sitting, walking or standing for prolonged periods of time; most of time is spent sitting in a comfortable position with frequent opportunity to move about.
Lead Systems Engineer LeidosLead Systems EngineerBurke, VA$107,900–$195,050If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. June 22, 2026For 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.
Lead Unix / Linux Administrator Zp Group LlcLead Unix / Linux AdministratorArlington, VA$100,000–$115,000 / yearThe Lead Unix / Linux Administrator role is ideal for a senior-level infrastructure professional with deep Unix/Linux expertise, strong troubleshooting capabilities, and experience supporting enterprise environments, automation, and third-party applications. Responsibilities of the Lead Unix / Linux Administrator: Provide advanced administration and support for Unix/Linux systems across enterprise environments.
Red Hat Linux Administrator Ascension Federal ServicesRed Hat Linux AdministratorArlington, VirginiaThe ideal candidate will be responsible for installing, configuring, and maintaining Red Hat Linux systems in a fast-paced environment. The Red Hat Linux Administrator will work closely with the IT team to ensure the stability and security of our Linux infrastructure.
Linux Systems Administrator CACI International IncLinux Systems AdministratorHampton, VA$75,200–$158,100 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. 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.
Linux Systems Administrator CACILinux Systems AdministratorHampton, VirginiaPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.
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 System Administrator CymertekLinux System AdministratorVirginiaComputer 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.
Linux Administrator BAE Systems PlcLinux AdministratorSterling, VA$149,603–$254,317 / yearAbout BAE Systems Intelligence & Security BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Demonstrated 15 years on-the-job experience with diverse hands on experience in all of the following areas: Configuring, maintaining, integrating, clustering, and managing physical and virtual servers in a deployment, test, and production environments.
Linux Administrator - ACAS CACI International IncLinux Administrator - ACASSpringfield, VA$75,200–$158,100 / yearUse various monitoring, analysis, and visualization tools to track effectiveness, status, performance metrics, and other information as needed or required by CSOC government staff and contractors assigned Cybersecurity Operations Services and Cybersecurity Readiness Services. This includes all actions required to return the service to full operational capability such as vendor RMA processes, removal and proper disposal of broken equipment/software, installation and testing of new equipment/software, and configuration of new equipment/software.
Linux Systems Administrator TS/SCI POLY Parsons CorpLinux Systems Administrator TS/SCI POLYCentreville, VA$112,200–$196,400 / yearWe promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation''s most critical assets, from Earth to cyberspace. Roles and Responsibilities: As a Linux Systems Administrator, your key responsibilities will include: User Support: Manage new user onboarding, workstation imaging, and configuration.
Linux Systems Administrator ManTech International CorpLinux Systems AdministratorChantilly, VAMinimum Qualifications: High School Diploma/GED with 2+ years of progressively responsible experience configuring and maintaining Linux servers in a large, complex server environment. Needs to occasionally move about inside the office to access file cabinets, office machinery, and maintain computers in the lab, including under desks and in the server closet.
Linux System Administrator Obscurity LabsLinux System AdministratorSpringfield, VirginiaAs a Linux Systems Engineer and Linux Systems Administrator on a DevSecOps program, you’ll have the opportunity to deploy and integrate new applications into our virtualized domain by using infrastructure as code to build new hosts, deploy via remote management / PCoIP, update permissions and policies to onboard new users and service accounts, troubleshoot defects, and maintain the system’s integrity by applying frequent updates and rigorous health monitoring. Performs technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total systems, and information technology related responsibilities including design, development, and analysis of computer systems or programs based on and related to user or system design specifications; applying systems analysis techniques and procedures, including consulting with users to determine hardware, software, or system functional specifications.
Linux System Administrator Nightwing Intelligence SolutionsLinux System AdministratorSterling, VirginiaNightwing is seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of advanced cybersecurity capabilities in the customer environment supporting analysts and business continuity of the customer mission. - Troubleshoot and resolve complex storage problems across the enterprise related to storage and replication strategies across local and wide area networks, monitor channels for storage-related network and system issues and remediate them as they occur.
Linux Systems Administrator BCMCLinux Systems AdministratorArlington, VirginiaWe are seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux, Splunk and Ansible System Administration to support the design, development, and deployment of advanced cybersecurity capabilities in the customer environment supporting analysts and business continuity of the customer mission. Business Computers Management Consulting Group, LLC (BCMC) is a small business specializing in Information Technology (IT), Cybersecurity, Information Assurance (IA), SOA, Big Data Management, Program Management, and more for Federal, State, and Local agencies.
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.
Systems Administrator Linux CbSystems Administrator LinuxFt Belvoir, VirginiaRequired Qualifications: BS with 6-8 years, or MS degree with 4-6 years of experience in IT operations working with Linux servers and Virtualization. Provide support on a M-F business hours schedule, also responsible for on-call, extended hour, and weekend support as required by mission or emergency situations.
NewLinux System Administrator Altamira Technologies CorporationLinux System AdministratorMcLean, VA$120,000–$160,000 / yearSkills: Linux system administration experience conducting system virtualization, user account management, application update repository maintenance, experience in the creation and management of Ansible playbooks for the automation of tasks, maintenance and usage of Git repositories, and version control. Actual compensation will be determined based on several factors, including, but not limited to, the scope of the position, relevant experience, education, certifications, internal equity, customer contractual requirements, security clearance requirements, and other legitimate business considerations.
Linux System Administrator Raydon CorpLinux System AdministratorFalls Church, VAThis is an IT Service Management contract in support of the operation, modernization, expansion, and further evolution of the ARNG's global Information Technology (IT) services including networking, compute, storage, infrastructure, applications, hosting, and program management services. Excellent problem solving, analytical, and decision-making capabilities, including understanding user requirements, troubleshooting technical issues, successfully resolving issues and challenges, and developing creative solutions for process improvement.
Senior Linux System Administrator Leidos Holdings IncSenior Linux System AdministratorAlexandria, VA$107,900–$195,050 / yearThe Senior Linux System Administrator will work within a team engineers, developers and system administrators, adding new capabilities to our enclaves, as well as ensuring the existing systems are secure and performing as intended. Manage configuration and maintenance of core enclave infrastructure services including DCHP, DNS, e-mail, Apache Web Servers, Tomcat application servers, Atlassian applications, MariaDB database servers.
Linux Systems Administrator Booz Allen Hamilton IncLinux Systems AdministratorChantilly, VA$69,400–$158,000 / yearOnsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.
Senior Linux System Administrator LeidosSenior Linux System AdministratorAlexandria, VirginiaThe Senior Linux System Administrator will work within a team engineers, developers and system administrators, adding new capabilities to our enclaves, as well as ensuring the existing systems are secure and performing as intended. Manage configuration and maintenance of core enclave infrastructure services including DCHP, DNS, e-mail, Apache Web Servers, Tomcat application servers, Atlassian applications, MariaDB database servers.
Linux System Administrator By Light Professional IT Services LLCLinux System AdministratorFalls Church, VirginiaThis is an IT Service Management contract in support of the operation, modernization, expansion, and further evolution of the ARNG’s global Information Technology (IT) services including networking, compute, storage, infrastructure, applications, hosting, and program management services. Excellent problem solving, analytical, and decision-making capabilities, including understanding user requirements, troubleshooting technical issues, successfully resolving issues and challenges, and developing creative solutions for process improvement.
DoW Linux System Administrator (Mid/Senior) - 28244 Huntington Ingalls Industries IncDoW Linux System Administrator (Mid/Senior) - 28244Roanoke, VA$90,000–$140,000 / yearAs a SysAdmin, you are the technical authority for program‑owned infrastructure: designing secure identity and network patterns, leading incident response, establishing STIG‑aligned baselines for Linux and hybrid platforms, and driving automation so our systems are reliable, auditable, and fast. Systems Administrator III 6 years relevant experience with Bachelors in related field; 4 years relevant experience with Masters in related field; or High School Diploma or equivalent and 10 years relevant experience.
Linux Systems Administrator Grove Recruit GroupLinux Systems AdministratorSpringfield, VirginiaThis position is responsible for planning, implementing and performing all the various tasks required to build, administer, monitor, operate and maintain a variety of Linux branded systems. We are looking for Linux Systems Administrators to support and maintain secure, mission -critical production environments for our customers.
Systems Administrator Linux Career ListingsSystems Administrator LinuxFt Belvoir, VAProvide support on a M-F business hours schedule, also responsible for on-call, extended hour, and weekend support as required by mission or emergency situations. Experience with the following emerging technologies or equivalent technology: Kubernetes, Open Shift, Containers, GitHub, Ansible Tower.
Senior Linux Administrator (TS/SCI) Leidos Holdings IncSenior Linux Administrator (TS/SCI)Hampton, VA$92,300–$166,850 / yearFor 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. Leidos is looking for a TS/SCI cleared Senior Linux Engineer to design and implement Infrastructure as Code for various deployments and to manage servers, and related services.
Senior Linux Administrator (TS/SCI) LeidosSenior Linux Administrator (TS/SCI)Hampton, VirginiaJune 30, 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. Leidos is looking for a TS/SCI cleared Senior Linux Engineer to design and implement Infrastructure as Code for various deployments and to manage servers, and related services.
Senior Unix/Linux Systems Administrator The Tatitlek CorporationSenior Unix/Linux Systems AdministratorDahlgren, VirginiaFull timeThe specialized experience includes Linux system administration of Redhat and security setup and updates (IAVA's); UNIX system administration of Solaris, UNIX scripting, Thin Client, Sudo, IDM, NTFS, CIFS, DNS, RDP Client, and security setup and updates (IAVA's); Windows system administration of WSUS and third party solutions, GPOs Windows Server and Windows Workstations, Thin Clients (hardware/software), Networking and documentation creation/updates. While performing the duties of this job, the employee is required to use fabrication tools; stand; walk; sit; use hands to finger, handle, or feel objects, tools or controls; reach with hands and arms; climb stairs; balance; stoop, kneel, crouch or crawl; talk or hear; taste or smell.
Linux/Windows Systems Administrator Ascension Federal ServicesLinux/Windows Systems AdministratorSpringfield, VirginiaLocation: Springfield, VA Clearance: Secret Position Overview: The Linux/Windows Systems Administrator is responsible for the design, implementation, maintenance, and security of the organization's Linux and Windows server infrastructure. Scripting and Automation: Develop and maintain scripts using Bash, Python, or PowerShell to automate routine tasks, streamline processes, and improve system efficiency.
Linux Systems Administrator BarbaricumLinux Systems AdministratorVirginiaAs a leader in our space, we partner with firms in the private sector, academic institutions, and industry associations with a goal of continually building our expertise and capabilities for the benefit of our employees and the customers we support. Headquartered in Washington, DC's historic Dupont Circle neighborhood, Barbaricum also has a corporate presence in Tampa, FL, Bedford, IN, and Dayton, OH, with team members across the United States and around the world.
Senior Unix/Linux Systems Administrator TATITLEK SUPPORT SERVICES, INC.Senior Unix/Linux Systems AdministratorVAThe specialized experience includes Linux system administration of Redhat and security setup and updates (IAVA''s); UNIX system administration of Solaris, UNIX scripting, Thin Client, Sudo, IDM, NTFS, CIFS, DNS, RDP Client, and security setup and updates (IAVA''s); Windows system administration of WSUS and third party solutions, GPOs Windows Server and Windows Workstations, Thin Clients (hardware/software), Networking and documentation creation/updates. While performing the duties of this job, the employee is required to use fabrication tools; stand; walk; sit; use hands to finger, handle, or feel objects, tools or controls; reach with hands and arms; climb stairs; balance; stoop, kneel, crouch or crawl; talk or hear; taste or smell.
Linux Systems Administrator Trinity Global ConsultingLinux Systems AdministratorChantilly, VirginiaAt Trinity Global Consulting (TGC), we value our employees and provide a comprehensive benefits package that includes: Medical, Dental & Vision Coverage – Coverage for eligible employees and family through CareFirst and VSP. Manage several environments as a Linux SME providing overall support to the program and working with Enterprise Services to ensure compliance with security services and applications.
Linux Systems Administrator - HPC (TS/SCI Clearance Required) North Point TechnologyLinux Systems Administrator - HPC (TS/SCI Clearance Required)Springfield, VADuties will include working directly with government and contractor POCs to troubleshoot issues, proactively recommending configuration changes to improve system performance, partnering with stakeholders to keep systems security compliant, and authoring and updating operational and security documentation, including troubleshooting guides and SOPs. The ideal candidate has strong Linux system administration experience and a proven background in the installation, configuration, administration, support, and maintenance of mission-critical cloud and on-premise systems.
Linux Systems Administrator BAE Systems PlcLinux Systems AdministratorAlexandria, VAfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US126677BREXTERNAL/Linux-Systems-Administrator .
Windows Systems Administrator (Windows, Linux & DevOps) CredenceWindows Systems Administrator (Windows, Linux & DevOps)McLean, VAThis role requires a professional who is equally comfortable managing Windows-based infrastructure, supporting Linux systems, and implementing modern DevOps practices to improve system reliability, scalability, and operational efficiency. Credence is seeking a highly skilled Windows Systems Administrator with Linux and DevOps experience to support the Enterprise Sourcing, Medical and Contingency (ESMC) Portfolio Hosting Support Contract.
Red Hat Linux Systems Administrator, SME Network Designs Inc.Red Hat Linux Systems Administrator, SMEMerrifield, VAFull timeAs a Service-Disabled Veteran-Owned Small Business (SDVOSB), NDi is dedicated to hiring veterans and providing a supportive work environment that honors their service while recognizing the unique skills and experiences they bring to our organization. Network Designs, Inc. (NDi) is a leading Federal contractor that specializes in designing, developing, and delivering information technology and network solutions for government customers.
Cloud Systems Administrator – Senior Linux / AWS Application Sustainment PeratonCloud Systems Administrator – Senior Linux / AWS Application SustainmentHerndon, Virginia$135,000–$216,000 / yearFull timePeraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and participation in an attractive bonus plan. This position is best suited for a senior administrator who has supported secure, classified, mission-focused environments and is comfortable working across Linux, AWS, security compliance, and operational application support.
Systems Administrator, Lead (Linux/Windows) AMERICAN SYSTEMSSystems Administrator, Lead (Linux/Windows)Arlington, VirginiaFull timeOverview: AMERICAN SYSTEMS , a 100% employee-owned federal contracting company, is seeking a Lead Systems Administrator with strong Linux CLI and Windows administration experience to support a Special Access Program in Arlington, VA. This role focuses on owning and optimizing enterprise Linux & Windows infrastructure across multiple datacenters, partnering with cybersecurity and engineering teams, and providing Tier III support for systems that cannot fail.
Junior Linux System Administrator MaximusJunior Linux System AdministratorMclean, VAFull timeMaximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment. - Understanding of core AWS operations principles such as provisioning and troubleshooting EC2, managing S3 buckets, basic IAM (users, roles, policies), and understanding VPC constructs (subnets, route tables, security groups).
Linux Support Administrator/Engineer Glint Tech Solutions LLCLinux Support Administrator/EngineerSterling, VAThe ideal candidate will have strong hands-on experience with Red Hat Linux, system configuration, troubleshooting, networking, and hardware/software integration. We are looking for a Mid-Level Linux Support Administrator/Engineer to support Linux-based embedded platforms in mission-critical environments.
Cloud Systems Administrator - Senior Linux / AWS Application Sustainment Peraton IncCloud Systems Administrator - Senior Linux / AWS Application SustainmentHerndon, VA$135,000–$216,000 / yearPeraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and participation in an attractive bonus plan. This position is best suited for a senior administrator who has supported secure, classified, mission-focused environments and is comfortable working across Linux, AWS, security compliance, and operational application support.
Linux & Storage Systems Administrator ProvatohrLinux & Storage Systems AdministratorChantilly, VirginiaThe ideal candidate will have strong expertise in Linux administration , network storage systems (hot and cold storage tiers) , and working knowledge of BSD-based environments . This role involves designing, deploying, and maintaining enterprise storage solutions while ensuring system reliability, performance, and security for mission-critical environments.
Systems Administrator/ AWS Cloud Engineer/ Linux Engineer - Expert Nightwing Intelligence SolutionsSystems Administrator/ AWS Cloud Engineer/ Linux Engineer - ExpertSterling, VirginiaOur capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges.