Systems Administrator Jobs in Fairfax, VA

Join a dynamic team as a System Administrator, overseeing high-performance computing infrastructure and network management in a secure environment, utilizing advanced technologies and best practices t...

Drive technical leadership by overseeing Windows systems administration for mission-critical environments, ensuring operational excellence while providing Tier 2 and 3 support and managing a skilled t...

Join a team that's shaping the future of IT operations by managing Windows and VMware systems in a secure environment. Collaborate on cutting-edge solutions to enhance efficiency and security within a...

Transform your career by implementing and managing VDI solutions for a critical IT infrastructure supporting a vast user base. Drive operational efficiency through collaboration and innovative securit...

Manage essential infrastructure support and improve operational efficiency in multiple locations, working with complex systems and ensuring compliance while training users on federal procurement techn...

Lead the charge in mastering network infrastructure, supporting critical operations by managing hardware, software, and documentation. Collaborate with IT teams to enhance capabilities and maintain op...

Contribute to the evolution of our security posture by developing robust metrics and alerts. This hands-on role involves analyzing traffic patterns, operating security controls, and ensuring coverage...

Elevate operations by managing complex Windows and Linux environments, leveraging DevOps principles to enhance automation and system efficiency, while providing critical support for mission-driven app...

Engage as a Systems Administrator providing critical oversight and maintenance of Mission LAN systems. Ensure security compliance while managing system operations, backups, and software patching acros...

Shape the future of technology in a mission-critical network, improving and maintaining Cross Domain Solutions while providing insights through performance management and leadership. Join us in solvin...

Join a dynamic team to manage IT systems' infrastructure and support operations. Tackle troubleshooting, maintenance, and user assistance while ensuring optimal performance and effective communication...

Join our team to optimize and maintain IT systems, providing hands-on support and troubleshooting for infrastructure, client/server networks and user operations, ensuring reliability and performance a...

Join a dynamic team as you manage and optimize computer networks, ensuring efficient performance and robust security in a collaborative environment while providing top-notch technical support and prob...

Advance your IT career by providing expert technical support and solutions for clients. Engage in diagnosing complex issues, implementing stability and security measures, and enhancing client environm...

Elevate system performance by administering and securing complex Linux infrastructures. You will support mission-critical operations in a classified environment while ensuring compliance with security...

Drive high-performance computing operations and storage systems to optimize supercomputing resources, ensuring robust user support, system security, and operational excellence for Earth science modeli...

Elevate IT infrastructure by ensuring seamless operation of servers, networks, and systems. Collaborate with teams to enhance security and reliability while providing technical support for users and i...

Advance your career by managing, optimizing, and securing complex infrastructure systems. Apply your expertise in Windows, Active Directory, and multi-cloud environments to support critical enterprise...

Elevate our mission by leveraging your expertise in Linux systems administration. You will configure, maintain, and optimize key components in a secure environment, driving efficiency and reliability...

Execute high-impact virtualization strategies by designing, implementing, and optimizing VMware solutions across a large enterprise, ensuring robust performance and security for mission-critical opera...

Elevate your career by collaborating within a dynamic team as you support a high-impact program while managing Linux systems, configuring applications, and troubleshooting in a fast-paced environment...

Optimize system performance through collaborative Linux administration and PeopleSoft deployment, ensuring compliance with security standards while supporting high-impact projects in a fast-paced envi...

Optimize system performance as a Red Hat Linux System Administrator in an AWS environment. Monitor, maintain server health, mentor junior staff, and support engineering efforts while ensuring the inte...

Optimize IT systems by providing critical support for implementation, troubleshooting, and maintenance, while managing complex infrastructures. Drive daily operations and user assistance, ensuring sea...

Provide support for IT system implementation, troubleshooting, and maintenance. Engage in daily operations, problem resolution, and user assistance across various IT infrastructure, ensuring optimal p...