Systems Administrator Jobs in Fairfax, VA

Champion enterprise Linux & Windows infrastructure, delivering Tier III support across datacenters while ensuring peak performance and security. Collaborate with teams to optimize system efficiency an...

Contribute to ITOM excellence by managing ServiceNow platforms, ensuring data integrity, and optimizing integrations in compliance with federal standards. Collaborate with teams to enhance system perf...

Provide full operational management of high-performance computing systems, ensuring optimal performance and security. Collaborate with teams to troubleshoot complex challenges while maintaining a proa...

Unlock seamless cloud operations by administering and securing mission-critical environments. Collaborate in ensuring compliance, proactive issue resolution, and effective service restoration for a va...

Lead the evolution of IT infrastructure by managing networks and data centers, optimizing security, and strategizing innovations to enhance university-wide connectivity and communication systems...

Optimize IT system performance by managing Microsoft Identity Manager and SQL environments. Collaborate in troubleshooting, maintenance, and configuration to ensure data integrity and enhance user exp...

Drive the management and support of Federal Physical Security systems, ensuring high performance and availability. Lead technical initiatives while liaising with clients and maintaining top-notch serv...

Join our dynamic team as a System Administrator, where you will support complex Federal Physical Security Systems. Collaborate with technical and non-technical clients to ensure high-standard service...

Join our team to enhance enterprise network operations, ensuring secure connectivity and optimal performance across a vast infrastructure supporting critical missions. Your expertise will contribute t...

Enhance efficiency by optimizing NetSuite ERP administration, managing integrations, and driving digital transformation initiatives. Collaborate cross-functionally to support users, improve processes...

Elevate your career by supporting mission-critical networks. Collaborate in a dynamic environment, troubleshoot network issues, and maintain cutting-edge infrastructure to deliver optimal solutions fo...

Shape the future of mission-critical systems by leveraging your extensive system administration expertise. Collaborate in a dynamic team to enhance performance, ensure security, and innovate solutions...

Champion the delivery of innovative Linux solutions by configuring virtual environments, optimizing storage systems, and enhancing technical documentation while collaborating with leadership for impac...

Solve complex computing challenges by managing large-scale HPC and storage systems, ensuring optimal performance, security, and user support in a collaborative, high-performing environment...

Solve complex infrastructure issues while managing user systems and security. Take ownership of system administration tasks, apply necessary updates, and support deployment of new projects to ensure e...

Take ownership of DLA's Okta environments, ensuring stable operation through planning, development, and optimization. Engage in end user support, conduct training, and guide on technology direction to...

Optimize system operations by applying expertise in configuration and maintenance. Monitor performance, troubleshoot issues, and implement security protocols, ensuring efficiency and resilience in gov...

Lead the charge in managing enterprise hosting environments for critical IT infrastructure and cybersecurity operations. Provide 24/7 monitoring and support to ensure optimal functionality and securit...

Partner with us to manage and maintain network infrastructures, ensuring high availability and performance. You'll analyze, troubleshoot, and enhance our systems while collaborating with teams to supp...

Unlock potential by managing and optimizing IT infrastructure for the US Tax Court, ensuring secure and efficient digital operations. Provide exceptional technical support and drive improvements in cu...

Take ownership of systems administration, support IT infrastructure, and enhance security across various platforms while ensuring smooth operations and problem resolution in a challenging environment...

Shape your career by joining a dynamic team dedicated to managing Linux systems and enhancing cybersecurity in DoD environments. Utilize your expertise in AWS, F5, and Palo Alto technologies while ens...

Optimize cloud engagement kits for rapid deployment and secure operations, providing essential support for the nation's cybersecurity efforts by ensuring mission-critical systems are available and rel...

Optimize IT systems through expert Linux and VMware administration, ensuring security compliance and operational efficiency while collaborating with teams to implement advanced technological solutions...

Join a skilled infrastructure team as a Senior System Administrator, leveraging your Windows expertise to design, maintain, and optimize cutting-edge systems and networks in complex environments, whil...