Administrator Jobs in ashburn,va

1 - 20 of 2,367 Jobs

Linux Systems Administrator - Active ClearanceJob Title - Linux Systems Administrator - Active Clearance

Aduril IndustriesCompany Name - Aduril Industries

•

Washington, District of Columbia, USA

Full-time

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

System AdministratorJob Title - System Administrator

Boeing CompanyCompany Name - Boeing Company

•

Herndon, Virginia, USA

Full-time

System Administrator Company: The Boeing Company The Boeing Defense, Space & Security (BDS), Maritime and Intelligence Systems (M&IS) seeks a System Administrator to join our Mission Systems 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 maintain a wide variety of mission critical platforms and syste

Systems Administrator / Top Secret / Onsite: Arlington, VAJob Title - Systems Administrator / Top Secret / Onsite: Arlington, VA

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

•

Arlington, Virginia, USA

Full-time

Job Description The Advanced Concepts Lab (ACL) at Lockheed Martin's Advanced Technology Laboratories (ATL) is seeking an IT Systems Engineer/Systems Administrator with a demonstrated ability to independently develop solutions to systems administration challenges in heterogeneous computing environments. The selected candidate will serve as a system and network administrator for multiple program and internal R&D systems that support the research and development activities carried out by ACL's en

Systems AdministratorJob Title - Systems Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

Chantilly, Virginia, USA

Full-time

Job Number: R0222811 Systems Administrator The Opportunity: Are you looking for an opportunity to combine your technical skills with big-picture thinking to make an impact at Booz Allen? You understand your customer's environment and how to develop the right systems for their mission. Your ability to translate real-world needs into technical specifications makes you an integral part of delivering a customer-focused engineering solution. Booz Allen is seeking a skilled Windows System Administrat

Systems AdministratorJob Title - Systems Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

Chantilly, Virginia, USA

Full-time

Job Number: R0222813 Systems Administrator The Opportunity: Are you looking for an opportunity to combine your technical skills with big-picture thinking to make an impact at Booz Allen? You understand your customer's environment and how to develop the right systems for their mission. Your ability to translate real-world needs into technical specifications makes you an integral part of delivering a customer-focused engineering solution. Booz Allen is seeking a skilled Windows System Administrat

IT AdministratorJob Title - IT Administrator

ConsultNet, LLCCompany Name - ConsultNet, LLC

•

Vienna, Virginia, USA

Full-time

IT Administrator Bethesda, MD 6-month Contract-to-Hire $50 to $55 per hour with a conversion salary of $95K to $105K Job Description: IT Administrator Seeking a skilled IT Administrator to design, configure, monitor, and maintain IT systems and infrastructure. This role involves managing network performance, overseeing server maintenance, providing hardware and software support, and troubleshooting issues. The IT Administrator will collaborate with various departments to implement technology so

Systems AdministratorJob Title - Systems Administrator

LeidosCompany Name - Leidos

•

Chantilly, Virginia, USA

Full-time

Description The Multi-Domain Solutions (MDS) division at Leidos is seeking a detail-oriented and experienced Systems Administrator to manage the installation, configuration, administration, and maintenance of enterprise systems and associated hardware. The ideal candidate will play a key role in supporting IT infrastructure, ensuring system reliability, performance, and security across physical and virtual environments. Primary Responsibilities: Install, configure, and maintain systems, includi

Storage Administrator (TS/SCI required) STE-STAJob Title - Storage Administrator (TS/SCI required) STE-STA

KentroCompany Name - Kentro

•

Springfield, Virginia, USA

Full-time

Description Thank you for considering IT Concepts dba Kentro, where innovation drives opportunity and collaboration leads to success. Our dynamic community of experts is fully committed to advancing our customers' missions, fostering professional growth, and making a positive impact on our communities. Our transition to Kentro in 2025 reflects a rich legacy built upon the foundation of IT Concepts. Rather than leaving ITC behind, we confidently embrace a future centered around the Core of More

Active Directory AdministratorJob Title - Active Directory Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

McLean, Virginia, USA

Full-time

Job Number: R0223219 Active Directory Administrator Key Role: Design, install, configure, and maintain the organization's Windows Server and Active Directory (AD) based environments to meet the business needs. Apply advanced skills, extensive technical expertise, and full industry knowledge to manage and maintain the current IDM, Linux, and AD infrastructure. Develop innovative solutions to complex problems such as improving the current server configuration and infrastructure and migrating serv

Systems AdministratorJob Title - Systems Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

Arlington, Virginia, USA

Full-time

Job Number: R0222814 Systems Administrator The Opportunity: Are you looking for an opportunity to combine your technical skills with big-picture thinking to make an impact at Booz Allen? You understand your customer's environment and how to develop the right systems for their mission. Your ability to translate real-world needs into technical specifications makes you an integral part of delivering a customer-focused engineering solution. Booz Allen is seeking a skilled Windows System Administrat

Journeyman Service Desk AdministratorJob Title - Journeyman Service Desk Administrator

GovCIOCompany Name - GovCIO

•

Sterling, Virginia, USA

Full-time

Overview GovCIO is currently hiring for a Journeyman Service Desk Administrator with an active Secret clearance to provide Tier I phone support and troubleshooting. This position will be located in Sterling, VA and is a fully remote position. Responsibilities Provide Tier I phone support and troubleshooting in compliance with established policies/procedures.Provide supplemental hands-on desk-side support when required.Meet contractual Service Level Agreements (SLAs) in regard to speed to answ

Endpoint Security as a Service (ESS) Engineer/AdministratorJob Title - Endpoint Security as a Service (ESS) Engineer/Administrator

LeidosCompany Name - Leidos

•

Washington, District of Columbia, USA

Full-time

Description Leidos is seeking a skilled and driven Endpoint Security as a Service (ESS) Engineer and Administrator to join our team at the Washington Navy Yard - where innovation meets mission. What You'll Do As an ESS Engineer and Administrator, you won't just maintain systems - you'll elevate them. You'll be part of a collaborative team that installs, configures, and fine-tunes advanced security solutions to ensure critical network infrastructure runs at peak performance. You'll also evaluat

Azure DevOps Administrator- TFSJob Title - Azure DevOps Administrator- TFS

Synapse Business SystemsCompany Name - Synapse Business Systems

•

Washington, District of Columbia, USA

Full-time

Azure DevOps Administrator Washington DC(3 Days Hybrid) We are seeking a mid-level Azure DevOps Administrator to support the configuration, integration, and operation of Azure DevOps Server, and various Developer Tools. This role serves as a critical enabler for engineering teams by maintaining the DevOps infrastructure, integrating toolchains, and improving developer productivity through automation and standardization. As part of the CI/CD infrastructure Team, the administrator will work direct

Sr Mac Systems AdministratorJob Title - Sr Mac Systems Administrator

SAICCompany Name - SAIC

•

Washington, District of Columbia, USA

Full-time

Job ID: 2507759 Location: WASHINGTON, DC, US Date Posted: 2025-07-23 Category: Software Subcategory: SW Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: DOE L Potential for Remote Work: No Description SAIC is hiring for a Sr System Administrator who specializes in Mac Systems to manage and support our Mac-based enterprise IT environment. The role involves daily system configuration, technical support and ge

Security Administrator (Two-Factor Authentication Expert)Job Title - Security Administrator (Two-Factor Authentication Expert)

Nasscomm, Inc.Company Name - Nasscomm, Inc.

•

Washington, District of Columbia, USA

Contract

Familiarity with Entrust products, including Two-Factor Authentication solutions, certificate management, and encryption technologies. Ability to collaborate effectively with cross-functional teams to integrate email systems with other applications and platforms. Excellent communication skills to provide technical support and guidance to end-users. Proven ability to multi-task Knowledge of best practices and IT operations in an always-up, always-available service Manages time effectively Creati

Wireless Network AdministratorJob Title - Wireless Network Administrator

TEKsystems c/o Allegis GroupCompany Name - TEKsystems c/o Allegis Group

•

Bethesda, Maryland, USA

Full-time

Description Seize your opportunity to make a personal impact as a Wireless Network Administrator with TEKsystems! As a Wireless Network Administrator, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Wireless Network Administrator joining our team to collaborate with the network architects, to design and implement strategies to maintain the wireless service utilized by the National Institutes of Health scientific research community, hospitals, and Institutes and

Senior System AdministratorJob Title - Senior System Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

Fort Belvoir, Virginia, USA

Full-time

Job Number: R0222806 System Administrator, Senior The Opportunity: Your combination of people skills and technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Department of Defense ( DoD ) ? We're looking for a systems administrator who spe cia lizes in working within classified environments supporting agencies with a solid background in windows operating systems to help us build and deploy tech

Senior System AdministratorJob Title - Senior System Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

Fort Belvoir, Virginia, USA

Full-time

Job Number: R0222797 System Administrator, Senior The Opportunity: Your combination of people skills and technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Department of Defense (DoD)? We're looking for a systems administrator who specializes in working within classified environments, supporting agencies with a solid background in Windows operating systems, to help us build and deploy techni

Senior Systems AdministratorJob Title - Senior Systems Administrator

US AICompany Name - US AI

•

North Bethesda, Maryland, USA

Full-time

WHO WE ARE US AI stands as a forward-thinking digital transformation enterprise, dedicated to enabling individuals to achieve remarkable feats through cutting-edge technology. As a leader in Artificial Intelligence, Cybersecurity and Self-Healing Infrastructure, we are actively seeking top-tier talent to spearhead the commercialization of groundbreaking products and propel our business to new heights. If you're passionate about pushing the boundaries of what's possible in the digital realm, the

VOC Systems AdministratorJob Title - VOC Systems Administrator

Apex SystemsCompany Name - Apex Systems

•

Mount Weather, Virginia, USA

Full-time

Job#: 2080022 Job Description: Job Title: VOC Systems Administrator Hours/Shift: 9-5 (40hrs/wk) Clearance requirement: - able to obtain a Public Trust AT&T will handle TS processFingerprints required (can be done on site) LCAT: VOC Systems Admin Location: Fully on-site Mount Weather, VA 20135 Transportation (metro/parking): Parking on site Salary: $70k-90k Travel Requirements?? 24x7 Support Position - Overtime required occasionally when needed for emergencies Local travel when necessary