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Herndon, Virginia

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Today

Security Clearance: Active TS/SCI with FS Polygraph required Position Apogee's ideal Systems Administrator will be providing support for a comprehensive suite of applications. The necessary support & services include systems administration & Tier 2 help desk support in a 24/7 environment. If you enjoy Systems Administration, this position is for you! What You'll Do The Sponsor requires a team to perform support for a comprehensive suite of applications, which serve as the primary means of com

Full-time

System Administrator

Reston, Virginia

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Today

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c

Full-time

USD 112,000.00 - 149,000.00 per year

Senior System Administrator

Chantilly, Virginia

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Today

Company Description Since 2006, MAXISIQ has advanced the state of Cyber RDT&E by bringing together industry expertise in software, hardware, communications and security, and leveraging decades of operational experience to deliver exceptional value to communities and the critical missions they support. Join MAXISIQ where we innovate, develop smarter solutions, technologies, services, and actionable capabilities for our clients- right when they need it most. Job Description MAXISIQ is seeking S

Full-time

System Administrator

Fairfax, Virginia

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Today

Key Responsibilities Administer, maintain, and troubleshoot enterprise Windows and Linux server environments.Manage and support F5 load balancers, including configuration, monitoring, and performance optimization.Support enterprise infrastructure operations, including system deployment, patching, monitoring, and maintenance.Work with networking teams to support load balancing, routing, and network infrastructure integration.Maintain system security and compliance with DoD and federal security st

Full-time

Windows System Administrator

Chantilly, Virginia

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Today

Overview We are recruiting for a Windows Systems Administrator for an exciting, growing mission! The qualified candidate will leverage their development skills and experience to support the successful ingestion, cleansing, transformation, loading, and display of significant amounts of data. Responsibilities Responsibilities: Sustain and improve the organization's Windows infrastructure as part of a collaborative systems team. Your focus will span operations, security, and integration of hardwa

Full-time

Sr Windows System Administrator

Chantilly, Virginia

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Today

Description Ready Support Services LLC, a Tyto Athene company, is searching for an experienced and skilled Senior Windows System Administrator to join our IT team. As a key member of our infrastructure support team, you will be responsible for designing, implementing, and maintaining our Windows-based systems, networks, and applications. This is a great opportunity for a motivated and detail-oriented individual who is passionate about delivering exceptional technical support. If you enjoy work

Full-time

USD 180,000.00 per year

System Administrator 3-IT

Ashburn, Virginia

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Today

Job Description Leads complex, data center hardware support services to ensure resilience, reliability, and availability at scale. Designs, governs, and signs off on advanced change activities and site augmentations, driving standardization of SOPs/MOPs across regions. Serves as the highest operational escalation point for incidents, leading cross-functional triage, root-cause analysis, and long-term corrective actions. Partners with engineering, capacity, networking, and security teams to anti

Full-time

USD 32.84 - 67.88 per hour

IT Windows System Administrator - SME

Chantilly, Virginia

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Today

Full-time

System Administrator (TS SCI Clearance Required)

Chantilly, Virginia

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Today

North Point Technology is seeking an experienced System Administrator to support a mission critical program based in Chantilly, VA. This program requires employees to have an active TS/SCI clearance with ability to obtain a CI Polygraph. A current Security+ certification is required. Responsibilities: Design, develop, and support cloud initiatives to support customer driven needsResponsible for user account management and infrastructure requirements.Maintain program owned applications in suppor

Full-time

System Administrator (Experienced, Senior or Lead)

Herndon, Virginia

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Today

System Administrator (Experienced, Senior or Lead) Company: The Boeing Company The Boeing Defense, Space & Security (BDS) organization, Intelligence Systems portfolio, is seeking a System Administrator (Experienced, Senior or Lead) to join our Mission Operations team in Herndon, VA. Our team focuses on delivering complex solutions in some of the most challenging environments on Earth. We provide support for our Mission Operations Portfolio area which design, build, test, deploy, operate, and m

Full-time

USD 102,850.00 - 139,150.00 per year

Procore System Administrator

McLean, Virginia

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Today

We are seeking a detail-oriented and tech-savvy individual to join our Clark IT team as a Procore Administrator. In this role, you will be responsible for the implementation, maintenance, continuous improvement, administration, and support of our Procore Platform. This role will ensure that the platform is effectively utilized to streamline project management processes, improve communication, and enhance overall project efficiency. The Procore Administrator will provide technical support, traini

Full-time

System Administrator

Arlington, Virginia

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Today

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company within global Accenture. Recognized as a Glassdoor Top 100 Best Place to

Full-time

USD 106,300.00 - 221,100.00 per year

Senior System Administrator - TS/SCI w/Polygraph

Reston, Virginia

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Backup and Recovery, Computer Servers, Information Technology (IT) Systems, Linux, Wide Area Network (WAN) Certifications: None Experience: 9 + years of related experience ship Required: Yes Job Description: Senior Systems Administrat

Full-time

USD 142,792.00 - 184,000.00 per year

Senior System Administrator

Silver Spring, Maryland

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Today

Analytica is seeking a seasoned and adaptable Senior System Administrator to join our infrastructure team in supporting an innovative federal mission. In this role, you will provide high-level technical leadership, engineering expertise, and strategic vision to optimize, manage, and secure our enterprise hardware, software, and network ecosystems. Analytica has been recognized by Inc. Magazine as a fastest-growing private US small business. We work with U.S. government customers in health, civi

Full-time

IT System Administrator

Washington, District of Columbia

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Today

Overview Edgewater Federal Solutions is currently seeking a detail-oriented IT System Administrator with Cyber Security experience to support our federal customer in the Washington DC area. The candidate will work with the government customer to support the review and implementations of system security configurations, policies, and procedures for the federal customer's IT Systems. This is a hybrid role with 1 day a week on site or as the customer requires. *Due to the nature of the work and co

Full-time

USD 80,000.00 - 100,000.00 per year

Applications System Administrator

Washington, District of Columbia

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Today

Job ID: 2612612 Location: Washington, DC, US Date Posted: 2026-05-14 Category: Information Technology Subcategory: IT Sys Integration Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking an Application Systems Administrator to join our team and play a critical role in managing hybrid cloud and client/server-based systems. This role directly s

Full-time

USD 80,001.00 - 120,000.00 per year

System Administrator/Infrastructure Support Specialist

Bethesda, Maryland

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Today

Overview MUST BE LOCAL TO HYBRID SITE IN BETHESDA, MD HYBRID Public Trust Clearance requirement. BRMi is seeking an experienced Systems Administrator / Infrastructure Support Specialist to provide operational, maintenance, and engineering support for NIH enterprise infrastructure environments. The successful candidate will be responsible for managing server infrastructure, operating systems, storage platforms, virtualization technologies, cloud services, and enterprise systems that support m

Full-time

USD 95,000.00 - 115,000.00 per year

Sr. System Administrator

Fort Belvoir, Virginia

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7d ago

Overview SMS is seeking a Sr. System Administrator at Fort Belvoir, VA to support the DTRA I3TS Infrastructure Services team to maintain and optimize the Linux production environment. The candidate will be responsible for sustaining Linux servers as well as the conceptualization, design, development and implementation of new Linux capabilities. The candidate is expected work well as a part of the DTRA Systems Administration team using ITIL best practices as well as work independently on assigne

Full-time

Mid-Level Network System Administrator

Washington, District of Columbia

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Today

Location: Pentagon, Arlington, VA Clearance: Active Top Secret (TS) REQUIRED Certification: DoD 8140/8570 IAT Level II or Above REQUIRED Position Overview GES is seeking a Mid-Level Network System Administrator to support day-to-day operations and maintenance of enterprise systems within a secure Pentagon environment. Key Responsibilities Administer Windows Server and workstation environments Perform SQL installation, maintenance, backups, and recovery Maintain audit logs, backups, and syste

Full-time

Senior Linux System Administrator

Alexandria, Virginia

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Today

The Test and Training Enabling Architecture (TENA) program at Leidos is looking to add a Senior Linux System Administrator. Our mission is to develop tools for the United States Department of Defense test and training communities, to increase the speed of the development cycle, to get capabilities to the warfighter more rapidly. The Senior Linux System Administrator will work within a team engineers, developers and system administrators, adding new capabilities to our enclaves, as well as ensuri

Full-time

USD 107,900.00 - 195,050.00 per year

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