Systems Administrator II PEAK Technical StaffingSystems Administrator IIWashington, DC$28.88–$56.35 / hourDesirable Skills: Certifications: Red Hat Certified System Administrator (RHCSA), Red Hat Certified Engineer (RHCE), or other advanced Red Hat Specialist certifications. This role includes managing the full lifecycle of RHEL servers, deploying and configuring them, patching, and maintaining them on virtual platforms like VMware.
Linux Systems Administrators - All Levels LeidosLinux Systems Administrators - All LevelsAnnapolis Junction, MarylandJune 15, 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. Our talented team is at the forefront of Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Enterprise - Systems Administrator - UNIX, Windows, Configure Erias VenturesEnterprise - Systems Administrator - UNIX, Windows, ConfigureAnnapolis Junction, MarylandConfigures and manages 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. We are seeking engineers who wish to grow their careers and want to become part of a technically strong and growth-oriented company focused on bringing innovative solutions to the difficult mission problems facing our customers.
Linux Systems Administrator II CACILinux Systems Administrator IIFort Meade, MarylandPay 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. • Dell and HPE Linux servers; Juniper and Cisco routers, switches, and firewalls; Palo Alto firewalls; Ansible; Nutanix – VM management; Rubrik – data storage; Nomad containers; SALT scripts; LibreNMS; NetBox.
NewSenior Network and Computer Systems Administrator DecisionPoint | CortekSenior Network and Computer Systems AdministratorArlington, VirginiaFull timeOverview: DecisionPoint Corporation is seeking an experienced Senior Network and Computer Systems Administrator to support the Department of Homeland Security (DHS), Cybersecurity and Infrastructure Security Agency (CISA), Critical Infrastructure Information Sharing Environment (CI-ISE ) and Homeland Security Information Network-Critical Infrastructure (HSIN-CI) Program Support Services. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.
Systems Administrator SME (Ts/Sci With Poly Required) GCI IncSystems Administrator SME (Ts/Sci With Poly Required)arlington, VAThe employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. Schedule and install Windows security patching, file and server backups, maintain group policies, troubleshoot server issues, and manage server installs (rack, configure, security harden, maintain).
Systems Administrator ValidaTekSystems AdministratorWashington, DCMinimum of three (3) years of experience supporting IT operations or providing IT-related customer service in large-scale, multi-disciplinary technology environments involving virtual servers and cloud-based services. Our commitment to quality and performance optimization is the reason why our IT Service Projects and New Development Projects have been appraised at CMMI Maturity Level 5, positioning us as one of a handful of elite companies to receive the highest form of third-party validation.
NewSystems Administrator SaaS Meridian SystematicsSystems Administrator SaaSSpringfield, VAFull timeThis role provides direct, on-the-floor technical support, managing virtualized endpoints, automating software deployments, and resolving complex hardware and software anomalies in a high-tempo, multi-mission environment. Operations & User Administration: Manage service accounts, allocate computing resources, evaluate vendor products, recommend hardware/software upgrades, and ensure robust backup and recovery processes.
Systems Administrator II RecruitrelianceSystems Administrator IIMarylandRequired Qualifications: Experience: Ten (10) years of experience as a Systems Administrator in programs of similar scope, type, and complexity. You will be responsible for the configuration, maintenance, and troubleshooting of enterprise IT infrastructure, ensuring optimal system performance and security.
Associate, Systems Administrator HITT ContractingAssociate, Systems AdministratorFalls Church, VirginiaEvery day, our team members do amazing things in pursuit of our shared purpose to build trust with our clients, partners, subcontractors, and teammates. Proficiency in Microsoft Azure services, including deployment, configuration, administration, and monitoring of cloud-based solutions.
Senior Systems Administrator/Engineer Eliassen GroupSenior Systems Administrator/EngineerRockville, Maryland$70–$75 / hourAbout Eliassen Group:Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes.
Sr. Linux Systems Administrator AstrionSr. Linux Systems AdministratorColumbia, Maryland$145,000–$165,000 / yearAstrion has an exciting opportunity for a highly experienced Senior Linux Systems Administrator to build, secure, and sustain the Linux server and workstation estate, the high-performance computing (HPC) cluster, and the enterprise storage that run across three or more isolated classified networks supporting Department of Defense/Department of War (DoD/DoW) environments in Columbia, MD. The ideal candidate brings deep Red Hat Enterprise Linux (RHEL) expertise, extensive experience operating inside closed and air-gapped classified enclaves, and a proven record of building and maintaining systems in compliance with Risk Management Framework (RMF) , DoD STIG , and Comply-to-Connect (C2C) requirements.
NewNext Generation Desktop (NGDE) Systems Administrator - TS/SCI with Poly General Dynamics Information TechnologyNext Generation Desktop (NGDE) Systems Administrator - TS/SCI with PolyAnnapolis Junction, MarylandAs a Next Generation Desktop (NGDE) Systems Administrator supporting CIO Infrastructure Services, you will maintain, secure, and optimize a largescale thin client and virtual desktop ecosystem that delivers multidomain access across distributed environments. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available.
Systems Administrator - T2 Acuity INCSystems Administrator - T2UNAVAILABLE, DCFinal compensation will be determined based on factors including, but not limited to, the candidate's qualifications, experience, education, certifications, skills, geographic location, contract requirements, applicable labor categories, and, where applicable, contract award and funding. Must have a minimum of five (5) Years specialized experience in Systems Administration supporting MS SQL Server, MS System Center (SCCM), O365/SharePoint and MS Azure.
Linux Systems Administrator Johns Hopkins Applied Physics LaboratoryLinux Systems AdministratorLaurel, MarylandFull timeAPL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.
Systems Administrators (Windows/Linux) Blue Rose Consulting Group, Inc.Systems Administrators (Windows/Linux)Washington, DCThis position supports the Department of State Consular Affairs global information technology environment, which includes domestic and overseas facilities, on-premises infrastructure, cloud platforms, applications, databases, and enterprise support services. We are building a team for the anticipated Department of State Global Mission Operations Support (GMOS) effort supporting the Bureau of Diplomatic Technology, Enterprise Applications Directorate, Office of Consular Systems and Technology.
Systems Administrator II Supernus PharmaceuticalsSystems Administrator IIRockville, MarylandPosition may require prolonged sitting, standing, walking, reaching, twisting, turning, kneeling, and bending; the ability to push, pull, drag and/or lift up to 35 pounds; manual dexterity and hand/eye coordination; repetitive hand movement using a computer keyboard and mouse. Systems Administrator II operates effectively in a hybrid environment spanning VMware on-premises infrastructure, Microsoft Azure, and Microsoft 365, and serves as a key technical resource for day-to-day systems operations, application support, and infrastructure projects.
IT Systems Administrator Booz Allen HamiltonIT Systems AdministratorArlington, VirginiaOnsite : 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.
Systems Administrator 3 (Cleared) SCD Information TechnologySystems Administrator 3 (Cleared)MarylandThe ideal candidate has deep knowledge and experience with VMware vCenter, Cisco switches, VPNs, VLANs, and server deployment and is self-driven, self-learner willing to share knowledge and participate actively in a team environment. This role will be expected to perform system architect/design duties for both revamping current system design to fit new needs and developing a new and improved design, as the customer migrates to the Hardware as a Service (HWaaS) platform.
Systems Administrator (SA) - TS/SCI with CI Polygraph Modern Government SolutionsSystems Administrator (SA) - TS/SCI with CI PolygraphMcLean, VAFull timeThe SA will work alongside the program's ISSE and security team to implement technical controls, maintain system security posture, and support the ongoing fielding and maintenance of a Top Secret Contractor Wide Area Network (CWAN).The ideal candidate brings hands-on experience with system hardening, vulnerability management, and system administration in NRO-sponsored CWAN infrastructure, along with the ability to collaborate effectively across technical and program teams in classified environments. TITLE: Systems Administrator (SA)LOCATION: McLean, VACLEARANCE REQUIRED: Active DoD TS/SCI with CI PolygraphEMPLOYMENT TYPE: Full-time, On-site POSITION SUMMARYModern Government Solutions (MGS) is seeking a Systems Administrator (SA) to support the implementation, hardening, and maintenance of secure systems for mission-critical government programs.