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.
Lead Systems Engineer LeidosLead Systems EngineerWashington, DC$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.
NewService Center Analyst NuAxis InnovationsService Center AnalystSterling, VAExposure to Microsoft Intune (Endpoint Manager) in a Tier 1 support capacity, including basic device enrollment support and assisting users with access or connectivity issues. This role is ideal for a customer-focused IT professional who thrives in a fast-paced environment, takes ownership of issues end-to-end, and is committed to meeting service-level agreements (SLAs).
ServiceNow Architect Capgemini Government Solutions LLCServiceNow ArchitectMcLean, VAThe disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.
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.
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.
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 - 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%.
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 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.
NewWindows Systems Administrator Sienna Systems CorporationWindows Systems AdministratorAlexandria, VA$112,500–$117,500 / yearProvide Tier II and Tier III support for complex issues; troubleshoot, repair, and recover from hardware and software failures, keeping affected users and management informed. Run daily backup operations and manage the backup solution, verifying restores, managing media rotation and off-site handling, and performing file archival and purges.
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 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.
SYSTEMS ADMINISTRATOR -Washington, DC Georgia Tek SystemsSYSTEMS ADMINISTRATOR -Washington, DCWashington, DCPerform System Administration to included AD, GPO policies, Microsoft Exchange, Patching, application support, and activities to include account management, monitoring and management of system resources (CPU, memory, disk, etc), monitoring and auditing system logs. Perform Systems Lifecycle management including planning, implementation, maintenance, upgrades, consolidation, and decommissioning of enterprise hardware, and software.
Windows Systems Administrator LeidosWindows Systems AdministratorArlington, VirginiaThis 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. August 6, 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.
Systems Administrator Dynamic Solutions Technology LLCSystems AdministratorWashington, DCFull timeResponsibie for account management, troubleshooting workstations and servers in both virtual and physical environments, installing hardware and software, configuring operating systems, performing patch and vulnerability management, and configuring or troubleshooting workstation peripherals. Dynamic Solutions Technology, LLC (DST), a premier strategic services firm that meets IT and Service needs for commercial and government clients, is seeking a full-time Systems Administrator to provide support to a Federal Government customer in the Washington DC location.
Linux / UNIX Systems Administrator (PeopleSoft / Oracle) CymertekLinux / UNIX Systems Administrator (PeopleSoft / Oracle)Chantilly, VirginiaLinux Systems Administrator, UNIX Systems Administrator, PeopleSoft Administrator, Oracle Database Administrator, Enterprise Systems Administrator, Middleware Administrator, Application Systems Administrator, Database Systems Engineer, IT Infrastructure Engineer, Cloud Systems Administrator, etc. Computer Science, Information Technology, Systems Engineering, Computer Engineering, Information Systems, Database Administration, Network Engineering, Cybersecurity, Data Science, Applied Mathematics, etc.
Senior Systems Administrator (Lead) Empower AI Inc.Senior Systems Administrator (Lead)Arlington, VirginiaFull timeThe primary duty of this position is management of the OMC MCDO IT Support Team: customarily and regularly leading and directing IT Support Technicians and systems administrators; independently exercising authority on performance management, ATO compliance, STIG implementation, Active Directory administration, and all O&M activities. Independently leads ISSO ATO tasks including DISA STIG implementation, RMF security scan responses, and ATO remediation with DISA and DIA; conducts planning, implementation, validation, and verification of all server system upgrades, patches, and STIGs to meet ATO requirements.
SME Systems Administrator Revolutional, LLCSME Systems AdministratorLorton, VA$100,000–$135,000 / yearThe Systems Administrator will manage and troubleshoot enterprise networks, servers, virtual environments, and security configurations while collaborating on the design and maintenance of the Continuity of Operations (COOP) site in Scottsdale, AZ. We apply modern capabilities, including AI/ML, cloud, cybersecurity, and IT modernization to solve complex challenges, enable faster and more secure operations, and drive measurable mission outcomes.
DevSecOps Systems Administrator CACIDevSecOps Systems AdministratorReston, VirginiaThe Technical Development Team will work closely with functional resources, solution developers, database administrators, information assurance specialists and configuration change management resources to perform analysis, design and development, testing, and deployment of changes to existing software as well as new solutions for the customer. Pay 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.