administrator Jobs in Washington

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Linux Systems Administrator - Active Clearance

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

Linux System Administrator, Senior

GovCIO

Remote

Full-time

Overview GovCIO is hiring a Windows and Linux System Administrator (Senior) to support Veterans Affairs operational needs . The role requires AWS, Windows, and Linux administration experience, with strong database management skills, to maintain infrastructure and ensure system security and performance. This position is fully remote within the United States. Responsibilities Plan the transition of development and/or production environments to new technologies. Ensure data integrity and facilit

Modernization Cyber Systems Administrator - SA1

Lockheed Martin Corporation

Maryland, USA

Full-time

Job Description Who You Are: Here, you are going to provide life-cycle services to advance mission in support of Cybersecurity and SIGINT midpoint collection. You will modernize and sustain capabilities to include providing new features and enhancements to Front End Solutions systems. This will allow for products to work at-scale with processing of target communications across multiple types of Midpoint accesses. You will propel the customer into the next phase of product suite modernization by

Systems Administrator / Top Secret / Onsite: Arlington, VA

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

Modernization Cyber Systems Administrator - SA2

Lockheed Martin Corporation

Maryland, USA

Full-time

Job Description The Work: We are seeking professionals interested in Systems Administration. Here, you are going to provide life-cycle services to advance mission in support of Cybersecurity and SIGINT midpoint collection. You will modernize and sustain capabilities to include providing new features and enhancements to Front End Solutions systems. This will allow for products to work at-scale with processing of target communications across multiple types of Midpoint accesses. You will propel t

System Administrator (SA2) with Poly

Lockheed Martin Corporation

Annapolis, Maryland, USA

Full-time

Job Description THE WORK This role involves comprehensive technical planning and execution across the full system lifecycle, including system integration, verification and validation, cost and risk analysis, and sustainment. Proficiency or exposure to Linux is a plus as many systems rely on Linux-based environments for development, deployment, and operational support. WHO WE ARE At Lockheed Martin, we're a leading aerospace and defense company that's shaping the future of cyber and intelligen

System Administrator

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

Storage Administrator (TS/SCI required) STE-STA

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

Azure DevOps Administrator- TFS

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

Active Directory Administrator

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

SharePoint Systems Administrator

Leidos

Alexandria, Virginia, USA

Full-time

Description Leidos is seeking a senior SharePoint System Administrator to support a large enterprise IT contract for the DOD. The SharePoint System Administrator will support infrastructure services, operations, and maintenance across multiple enclaves of different classifications with remote administration for server farms located in centralized data centers. The SharePoint Admin shall deploy, operate, and maintain SharePoint services, including load balancing, PKI authentication, and claims-ba

Systems Administrator

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

Senior SAS Administrator

9th Way Insignia

Washington, District of Columbia, USA

Full-time

9th Way Insignia is a service-disabled, veteran-owned small business bringing transformative technology to our government customers so they can achieve their missions. Our specialties include cybersecurity, cloud modernization, software development, data analytics, enterprise architecture, enterprise IT, analytics, process automation, and artificial intelligence. Learn more about 9th Way Insignia at Project Introduction The Office of Performance Analysis and Integrity manages and enhances the Ve

Endpoint Security as a Service (ESS) Engineer/Administrator

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

Security Administrator (Two-Factor Authentication Expert)

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

IT Administrator

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

Senior Systems Administrator (Microsoft O365 Suite)

Next Gen IT Inc

Remote

Contract

Senior Systems Administrator (Microsoft O365 Suite) Fully Remote KEY: - Integrate and migrate systems including Slack, Microsoft 365 (O365), InTun We are seeking an experienced Sr. Systems Administrator to lead the integration of acquired companies' backend systems into our existing infrastructure. These roles are critical to ensuring seamless transitions and maintaining operational continuity across platforms such as Slack, Microsoft 365, Jira/Confluence, and more. Ability to lead integration

Sr Mac Systems Administrator

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

Exchange Systems Administrator SME

Leidos

Alexandria, Virginia, USA

Full-time

Description Unleash Your Potential At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customer's success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. If this sounds like an environment where you can thrive, keep readin

Salesforce Administrator/Developer

CJ SoSe

Arlington, Virginia, USA

Full-time

Salesforce Administrator/Developer Position Overview: DHI is assisting our client in their search for a skilled Salesforce Administrator/Developer who is well-versed in the Salesforce Standard Object model, Apex, Lightning Web Components, utilization of Custom Objects, Flow Builder, Dataloader, Experience Cloud, and the Salesforce Platform generally. The ideal candidate will have a strong understanding of Salesforce best practices and the ability to translate business requirements into effective