IT Systems Administrator Jobs in Fairfax, VA

Join a team that's dedicated to maintaining and optimizing SQL Server environments, ensuring security and performance. Collaborate with development teams on tasks like query optimization and provide c...

Support the Army National Guard's IT and cybersecurity operations by administering and maintaining identity services. Ensure compliance and security across both classified and unclassified networks wh...

Shape the future of IT capacity management by ensuring resources meet business demand in a regulated environment. Collaborate with teams to optimize performance, manage risks, and align strategies for...

Unlock innovative solutions as you develop and enhance complex software systems. Collaborate with a dynamic team to solve critical challenges in national security through advanced technology and maint...

Unlock potential by leading cybersecurity compliance, risk management, and continuous monitoring for classified systems. Support law enforcement and national security missions while ensuring adherence...

Advance your career by enhancing software systems, analyzing performance, and collaborating with a dynamic team. Contribute to design and implementation of robust solutions while ensuring alignment wi...

Elevate enterprise geospatial systems by optimizing infrastructure, supporting applications, and implementing automation. Collaborate to enhance performance and promote continuous improvement for miss...

Champion technical excellence by providing Tier 1 and 2 support, diagnosing and resolving issues, and ensuring user compliance with PKI tools in a dynamic environment. Ideal for seasoned Systems Admin...

Support mission-critical systems by leveraging Linux expertise and cloud solutions. Collaborate with cross-functional teams to enhance operational performance and security compliance, applying hands-o...

Pioneer the future of web services by managing, optimizing, and securing web and application servers. Collaborate with development teams and leverage cloud technologies to ensure reliability and scala...

The Splunk Administrator will manage and maintain a distributed Splunk installation, focusing on event log management, custom app creation, and diagnostics. The role requires expertise in deploying an...

Join a team that's committed to optimizing IT infrastructure and collaboration platforms. Leverage your expertise in Exchange, Office 365, identity management, and automation to streamline operations...

Analyze and enhance the cybersecurity posture of DoD systems. Lead risk assessments, evaluate security controls, and drive risk management initiatives across enterprise environments while ensuring com...

Shape the future of DevSecOps with your expertise by driving modernization and implementing security automation for critical defense initiatives. Lead a team and collaborate to enhance operational res...

Transform enterprise DevSecOps initiatives by architecting and optimizing software pipelines across secure environments, enhancing compliance and operational efficiency to support mission-critical ana...

Transform DevSecOps within a critical AI initiative by architecting secure software pipelines and driving modernization across multi-classified environments, ensuring operational integrity and continu...

Drive the delivery of modern workplace solutions by managing Microsoft 365 services, executing migrations, and optimizing configurations for seamless user experiences. Collaborate cross-functionally t...

Empower your career with a vital role overseeing IT systems administration, customer support, and service desk operations. Drive improvements, manage critical updates, and enhance system performance i...

Lead the charge in enhancing security frameworks by performing in-depth assessments, designing robust architectures, and ensuring compliance across multi-enclave environments to protect vital informat...

Take ownership of complex data analysis in a fast-paced environment, driving the development of reporting solutions for healthcare initiatives while collaborating across teams to ensure compliance and...

Lead the charge in designing and implementing enterprise data architecture, ensuring effective governance and analysis of healthcare data to support compliance and operational integrity, while collabo...

Unlock the potential of your cybersecurity expertise to design and implement Zero Trust architectures, driving security improvements across classified networks while collaborating with key stakeholder...

Elevate your career with a lead role overseeing enterprise network operations, delivering vital infrastructure services and ensuring compliance for over 120,000 users across a diverse range of militar...

Elevate your career by leading complex IT program management and integration efforts. Collaborate with cross-functional teams to fulfill strategic objectives, design secure cloud environments, and ens...

Empower critical operations by providing expert administration and support for the USAF's Managed Print Services. Maintain security, availability, and performance of Windows print servers and Xerox de...