Systems Engineer/Administrator Kaiva CorpSystems Engineer/AdministratorArlington, VAFull timeManage and maintain Microsoft 365 services such as Microsoft Intune, Entra admin center with Entra Connect for cloud synchronization, Exchange admin center for mail and mailbox administration, Microsoft Defender, and Microsoft Purview. As a Systems Engineer/Administrator, you will be responsible for ensuring the secure and efficient operation of servers and systems in a variety of environments, including on-premises and cloud-based Microsoft products within our Federal Government Customer's environment.
NewDatabase Administrator PlanIT GroupDatabase AdministratorReston, VARemoteThe successful candidate will be responsible for performing complex functional activities in support of Oracle RDBMS products and services, IBM DB2, Oracle eBusiness Suite, and Postgres. • Must be able to obtain a Position of Public Trust Clearance – US Citizen or Permanent Resident (Green Card Holder) and must not have traveled outside the US for a combined total of 6 months or more in last 5 years.
NewIT - Systems Administrator IV PlanIT GroupIT - Systems Administrator IVReston, VAschedule, install, and test system software upgrades; configure software and resolve technical problems; monitor and maintain software licensing and maintenance agreements. Maintains and supports the integrity of a variety of operating system environments (i.e. Windows, Linux, etc.) and various computer systems.
System Administrator System OneSystem AdministratorAnnapolis Junction, MD$150,000 / yearThis role is ideal for someone who enjoys hands-on troubleshooting, optimizing system performance, and working closely with engineering and operations teams to keep essential infrastructure reliable and available. This team includes professionals who specialize in platform , network , and storage engineering—but everyone is expected to contribute to core Linux system administration and operational sustainment work.
Senior System Administrator III Varada ConsultingSenior System Administrator IIILinthicum, MDRequired Experience: Bachelor’s degree in a technical discipline and 15 years’ experience as a System Administrator, OR High school diploma and 20 years’ experience as a System Administrator. Ability to demonstrate cyber/IT related experience with attention to detail, customer service, oral and written communication, and problem solving.
Database Administrator CYNET SYSTEMSDatabase AdministratorBaltimore, MD$57–$62 / hourTemporaryContractorPart timeAs a nationally and locally certified Minority Business Enterprise (MBE), Cynet Systems is committed to helping organizations build high-performing teams while empowering professionals to grow rewarding careers. We deliver agile, scalable talent solutions across IT, engineering, life sciences, clinical, and professional staffing, powered by a high-performing recruitment engine operating across North America and Asia.
NewRed Hat Enterprise Linux (RHEL) Systems Administrator System OneRed Hat Enterprise Linux (RHEL) Systems AdministratorWashington, DC$52.96 / hourUsing Red Hat Satellite for large-scale system management, including: configuring and managing software repositories, content views, and life cycle environments. Improve system administration workflows by automating routine administrative tasks, reducing manual interventions, and increasing operational efficiency.
Senior Cloud Administrator (Okta) System OneSenior Cloud Administrator (Okta)Washington, DCYou'll have the opportunity to work with cutting-edge identity technologies while supporting enterprise impacting initiatives at one of the nation's most important financial institutions. This is a high-impact role where you'll directly contribute to the security posture and operational excellence of the Federal Reserve Board's identity infrastructure.
Help Desk Specialist NuAxis InnovationsHelp Desk SpecialistFalls Church, VAThis role requires strong troubleshooting skills, responsiveness, and adherence to SLA-driven support models. Our technologists have always gone the extra mile to help our federal clients succeed.
NewSenior Enterprise Mobility Engineer System OneSenior Enterprise Mobility EngineerWashington, DCThis role requires strong technical expertise in Enterprise Endpoint Management solutions, including Microsoft Intune, Jamf Pro, and Apple Business Manager, with the ability to engage across multiple platforms to solve complex technology challenges. The Board's Division of Information Technology is seeking an experienced Senior Enterprise Mobility Engineer to join our Tier 2/3 Endpoint Engineering and Operations team.
Senior Intune Engineer- Active Secret Clearance Required VETS, IncSenior Intune Engineer- Active Secret Clearance RequiredWashington, DCHowever, 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. This senior-level Windows engineering position provides IT support in integrating and operating Microsoft Configuration Manager (MCM) and Intune for managing and maintaining department endpoints.
Active Directory Architect / Engineer LeidosActive Directory Architect / EngineerSilver Spring, MD$131,300–$237,350Design, deploy, upgrade, and administer Active Directory Domain Services, including domain controllers, forests, domains, trusts, and replication topologies (i.e. Manage and optimize Group Policy Objects (GPOs), OU structures, and security baselines; including object management through bulk operations and automation, Troubleshoot and resolve complex AD-related issues, including authentication failures, replication problems, DNS issues, and Kerberos/NTLM problems, Plan and execute Active Directory migrations, consolidations, and upgrades (of both underlying server infrastructure and overall forest/domain functional levels), Develop and maintain disaster recovery, backup, and restore procedures for AD environments (including AD Recycle Bin and authoritative restores), Monitor AD health and performance using tools such as Microsoft System Center, Azure Monitor, or third-party solutions). Deep expertise in designing, deploying, upgrading, and administering Microsoft Active Directory Domain Services (AD DS), including domain controllers, multi-domain/forest architectures, trusts, replication topologies, Group Policy Objects (GPOs), OU design, and security baselines.
Systems Engineer LeidosSystems EngineerTemple Hills, MD$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. • The candidate should be a proactive leader and team player with strong communication, management, analytical, and problem solving skills; proven ability to thrive in environments that constantly embraces new technology.
NewManager, Facilities HITT ContractingManager, FacilitiesFalls Church, VA$95,000–$140,000 / yearOwn relationships, scopes, commercial performance, and service levels for recurring vendors, including janitorial, landscaping, pest control, waste, recycling, composting, snow removal, window cleaning, security support, and location-specific services. The Manager directly supervises multiple direct reports; partners with Building Engineering on technical issues, outages, and integrated building response; and serves on HITT's emergency response team.
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.
Data Storage Engineer LeidosData Storage EngineerPoolesville, MD$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. Extensive experience administering enterprise-level data storage systems (Dell Storage Center, Dell Compellent, and Data Domain preferred) with a demonstrated understanding of the following services and technologies.
Senior Windows Administrator Johns Hopkins University Applied Physics Laboratory LLCSenior Windows AdministratorLaurel, MDAPL 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.
NewWindows Administrator (Annapolis Junction, MD) Maximus IncWindows Administrator (Annapolis Junction, MD)Annapolis Junction, MDMaximus 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. Team player, fast learner with ability to work proactively and independently to support mission critical operations supporting geographically diverse locations.
Senior Windows Systems Administrator (Ci Polygraph Required) NorthHill TechnologySenior Windows Systems Administrator (Ci Polygraph Required)Chantilly, VirginiaAs a key member of our infrastructure support team, you will be responsible for designing, implementing, and maintaining our Windows-based systems, networks, and applications. If you enjoy working with new technologies, enterprise-leading equipment, and have a passion for building and maintaining infrastructures, we would like to speak to you.
Sr. Windows Systems Administrator Axient LLCSr. Windows Systems AdministratorColumbia, MD$145,000–$165,000 / yearAstrion has an exciting opportunity for a highly experienced Senior Windows Administrator to build, secure, and sustain the Windows Server estate, the Windows 11 workstation fleet, and the Active Directory and Windows network services 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 Windows Server and Active Directory 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.
Windows Administrator (Secret Clearance) System OneWindows Administrator (Secret Clearance)Fort Belvoir, VirginiaRemoteWe’re hiring a Windows Administrator to support and secure a Windows-based infrastructure that underpins enterprise Identity & Access Management (ICAM) services—authentication, authorization, and access. Perform patching, system hardening, vulnerability remediation, and lifecycle management - Administer Active Directory, Group Policy, and Windows authentication services .
Sr Windows System Administrator Tyto Athene, LLCSr Windows System AdministratorChantilly, Virginia$180,000–$190,000 / yearFull timeOur expertise spans four core technology domains—Network Modernization, Hybrid Cloud, Cybersecurity, and Enterprise IT—empowering our clients with cutting-edge solutions tailored to their evolving needs. Strong understanding and hands-on experience with: Active Directory, Group Policy, DNS, Patching and update management, File Server administration, Exchange Server / Enterprise Email Systems.
NewWindows System Administrator TekSynapWindows System AdministratorRockville, Maryland$80,000–$100,000 / yearFull timeThe salary range displayed is an estimate only and is not a guarantee of compensation or salary, and will be determined on several factors regarding the individual’s particular combination of education, knowledge, skills, competencies and experience, as well as contract parameters and organizational requirements. Senior Windows2022 / 2019/2016 administrator responsible for server administrations, installation and maintenance services for 100 physical and virtual servers in a Microsoft Active Directory environment.
Sr. Windows Systems Administrator AstrionSr. Windows Systems AdministratorColumbia, Maryland$145,000–$165,000 / yearAstrion has an exciting opportunity for a highly experienced Senior Windows Administrator to build, secure, and sustain the Windows Server estate, the Windows 11 workstation fleet, and the Active Directory and Windows network services 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 Windows Server and Active Directory 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.
Windows Systems Administrator - McLean, VA - TS/SCI PGTEKWindows Systems Administrator - McLean, VA - TS/SCIMcLean, VA$185,000–$265,000We are seeking a highly skilled Senior System Administrator to join a dynamic infrastructure team supporting next-generation technologies, including initiatives in the Artificial Intelligence (AI) space. PGTEK is a true consulting organization dedicated to helping clients achieve their business and technology objectives utilizing our decades of experience and business relationships.
Windows Systems Administrator LeidosWindows Systems AdministratorSuitland, MarylandExtensive experience administering enterprise Windows environments, including Active Directory (AD), Domain Name System (DNS), Dynamic Host Configuration Protocol (DHCP), Microsoft Exchange email services, Microsoft Azure Cloud, Remote Desktop Services, VMware, Omnissa, desktop management, and Windows Server services. August 8, 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.
Windows Systems Administrator - Mclean, VA - Ts/Sci PGTEKWindows Systems Administrator - Mclean, VA - Ts/SciMcLean, VA$185,000–$265,000 / yearWe are seeking a highly skilled Senior System Administrator to join a dynamic infrastructure team supporting next-generation technologies, including initiatives in the Artificial Intelligence (AI) space. Location: McLean, VA (transitioning to Chantilly, VA) Clearance Required: Active TS/SCI with CI Polygraph Salary Range: $185,000 – $265,000 Travel: Up to 20%.
Senior Windows System Administrator TekSynapSenior Windows System AdministratorRockville, Maryland$90,000–$122,000 / yearFull timeThe salary range displayed is an estimate only and is not a guarantee of compensation or salary and will be determined on several factors regarding the individual’s particular combination of education, knowledge, skills, competencies and experience, as well as contract parameters and organizational requirements. Senior Windows 2022 / 2019/2016 administrator responsible for server administrations, installation and maintenance services for 100 physical and virtual servers in a Microsoft Active Directory environment.
Windows System Administrator EntarianWindows System AdministratorCollege Park, Maryland$55,000–$60,000 / yearMust have 1-3 years experience with Windows Systems Administration : Create and manage user accounts and permissions, including adding or removing users and setting up group policies. Manage various server roles, including Active Directory, file servers, DNS, and web servers.
Windows Systems Administrator Quadrant, Inc.Windows Systems AdministratorArlington, VA10 years of relevant IT systems engineering or systems administration experience supporting enterprise Windows environments. Support incident, change, and configuration management processes in accordance with lifecycle support requirements.
Windows System Administrator, Mid-Level Tekla ResearchWindows System Administrator, Mid-LevelDistrict of Columbia$85,000–$125,000 / yearThe primary objective of the SSDD is to develop command, control, communications, computers, and intelligence, surveillance, and reconnaissance (C4ISR) hardware and software solutions to space, airborne, and ground applications. administering modern Windows Server and Windows endpoint platforms, enforcing DoD security.
Windows Systems Administrator The Josef GroupWindows Systems AdministratorColumbia, MarylandRequired: Bachelor’s degree in a technical discipline and 15 years’ experience as a System Administrator, OR High school diploma and 20 years’ experience as a System Administrator. Ability to demonstrate cyber/IT related experience with attention to detail, customer service, oral and written communication, and problem solving.
Senior Windows Systems Administrator NIH-NCBISenior Windows Systems AdministratorBethesda, MDThe ideal candidate will possess deep technical proficiency across the Microsoft server ecosystem, including Active Directory, Entra ID, ADFS, IIS, SQL Server, Hyper-V, and MECM, while bringing strong hands-on administration experience in multi-cloud environments spanning Amazon Web Services (AWS) and Google Cloud Platform (GCP). In this role, you will maintain our primary Microsoft environment, plan unified infrastructure deployment strategies via Microsoft Configuration Manager (MECM/SCCM), and serve as an expert-level technical resource providing backup and primary support for complex Active Directory (AD DS) duties.
Windows System Administrator V2X IncWindows System AdministratorChantilly, VAThis commitment, aligned with our core Vision and Values of Integrity, Respect, and Responsibility, allows us to leverage differences, encourage innovation, and expand our success in the global marketplace, ultimately enabling us to best serve our clients. We ensure all individuals are treated with fairness, respect, and dignity, recognizing the strength that comes from a workforce rich in diverse experiences, perspectives, and skills.
Windows Systems Administrator Bart & Associates IncWindows Systems AdministratorAlexandria, VA$140,000–$200,000 / yearIn recognition of all these efforts, B&A has been named a Companies as Responsive Employers (CARE) award recipient by Northern Virginia Family Services and nominated by the Northern Virginia Chamber of Commerce for Outstanding Corporate Citizenship Award. B&A is proud to offer three robust individual and family medical plans to full time employees, including a Health Savings Account (HSA) option as well as two tiers of dental coverage, vision, life & AD&D, disability, accident, hospital indemnity, and critical illness insurance.
Windows Systems Administrator Bart & AssociatesWindows Systems AdministratorAlexandria, VA$140,000–$200,000 / yearIn recognition of all these efforts, B&A has been named a Companies as Responsive Employers (CARE) award recipient by Northern Virginia Family Services and nominated by the Northern Virginia Chamber of Commerce for Outstanding Corporate Citizenship Award. B&A is proud to offer three robust individual and family medical plans to full time employees, including a Health Savings Account (HSA) option as well as two tiers of dental coverage, vision, life & AD&D, disability, accident, hospital indemnity, and critical illness insurance.
Windows Systems Administrator ManTechWindows Systems AdministratorChantilly, VAMust be able to use hands to operate a computer and other office productivity machinery such as a calculator, copy machine, and computer printer. MANTECH seeks a skilled and motivated Windows Systems Administrator to join our team of top Information Technology and Analytic professionals in Chantilly, VA.
Windows Systems Administrator Tetrad Digital Integrity LLCWindows Systems AdministratorArlington, VAThis program is establishing a modern secure web service (SWS) operation as part of a state-of-the-art, highly automated platform capable of supporting a rapidly expanding customer population. Apply today to become part of the Leidos team that is assisting CESO as they migrate to a high security cloud environment by providing network and communication services, monitoring services, and system administration.
Windows Systems Administrator Leidos Holdings IncWindows Systems AdministratorReston, VA$73,450–$132,775 / yearExtensive experience administering enterprise Windows environments, including Active Directory (AD), Domain Name System (DNS), Dynamic Host Configuration Protocol (DHCP), Microsoft Exchange email services, Microsoft Azure Cloud, Remote Desktop Services, VMware, Omnissa, desktop management, and Windows Server services. 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.
NewWindows Systems Administrator TechDigitalWindows Systems AdministratorWashington, DCGood understanding of Host-based firewall, Intrusion protection, Data Integrity, and Vulnerability Scanners Good knowledge of TCP/IP and network protocols Experience in Intimacy with UNIX, Windows, and Linux hardware and software configurations Knowledge of AWS and Azure security Knowledge of Chef Inspec / Automate, TrendMicro Deep Security, CyberArk and Tripwire Knowledge of Containers (Kubernetes, AWS Fargate, Docker) Knowledge of Splunk and ability to create searches, reports and Dashboards. Windows Systems Administrator IIIJob Description Thorough understanding of electrical power and multiple power phases as it relates to data center deployments and systems Advanced knowledge of the Microsoft Office Suite to include Excel and Access.
Classified Windows System Administrator The Aerospace CorpClassified Windows System AdministratorChantilly, VA$75,300–$113,000 / yearIn addition to the above, the minimum requirements for the Systems Administration Staff III include: Minimum (4) years in enterprise Windows administration including provisioning, configuration, troubleshooting, performance tuning, and security hardening for classified and unclassified enterprise environments is required. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers.
Windows System Administrator 2 Amentum Services IncWindows System Administrator 2Fort Meade, MD$160,000–$180,000 / yearConfigure and manage UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.
Windows System Administrator 2 AmentumWindows System Administrator 2MarylandConfigure and manage UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.
Senior Windows System Administrator TekSynap CorpSenior Windows System AdministratorRockville, MD$90,000–$122,000 / yearSenior Windows 2022 / 2019/2016 administrator responsible for server administrations, installation and maintenance services for 100 physical and virtual servers in a Microsoft Active Directory environment. "Technology moving at the speed of thought" embodies these principles - the need to nimbly utilize the best that information technology offers to meet the business needs of our Federal Government customers.
SQL DBA (SQL Server/Azure SQL) TRIGYN TECHNOLOGIES, INC.SQL DBA (SQL Server/Azure SQL)Baltimore, MD$65–$75 / hourContractorDescription: The client is seeking an experienced SQL Database Administrator to be part of a small development team focusing on the restructuring and modernization of the revenue collections systems and other related database environments. • Monitors network traffic and communications usage patterns; configures or modifies network configuration to meet system demands and capacity planning needs.
Windows System Administrator 2 - TS/SCI w/ Poly Amentum Services IncWindows System Administrator 2 - TS/SCI w/ PolyFort Meade, MD$145,000–$185,000 / yearConfigure and manage UNIX and Windows (mostly Windows) operating systems and installs/loads operating system software, troubleshoots, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.
Windows System Administrator 2 - TS/SCI w/ Poly AmentumWindows System Administrator 2 - TS/SCI w/ PolyMarylandConfigure and manage UNIX and Windows (mostly Windows) operating systems and installs/loads operating system software, troubleshoots, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.
Windows Administrator ManTechWindows AdministratorHanover, MDMANTECH seeks a motivated, career and customer-oriented WindowsAdministrator to join our team in Hanover, MD. 90% travel local in MD, and occasional travel Denver, CO, San Antonio, TX and Herndon, VA with minimal off hour/weekend support. System administrator will ensure the uptime, performance, resources, and security of the computers they manage meet the needs of the users.
Windows Systems Administrator BAE Systems PlcWindows Systems AdministratorReston, VA$79,365–$134,921 / 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. We''re seeking a highly skilled Jr. to Mid-Level Systems Administrator to join our dynamic team, supporting our government customer in driving innovation, efficiency, and security in the rapidly evolving landscape of government mission and business information technology.
Windows Server System Administrator AHU TechnologiesWindows Server System AdministratorWashington, District of Columbia$85–$95 / hourMinimum Education/Certification Requirements: Bachelor’s degree in IT or related field or equivalent experience Skills: · Experience administering Windows Server environments (2016/2019/2022). Required 7 Years · Strong experience with virtualization technologies (Hyper-V and/or VMware) Required 7 Years · Proven experience with backup and disaster recovery solutions.