IT Infrastructure Administrator Jobs in Reston, VA

Transform enterprise infrastructure and cloud solutions to support national security missions. Collaborate with stakeholders, ensure successful deployments, and lead modernization initiatives while ov...

Manage global enterprise-scale transport services, ensuring high availability and reliability through expertise in Linux systems and hands-on troubleshooting. Join a dedicated team contributing to vit...

Elevate your career by supporting worldwide enterprise-scale bulk data transport services critical to national security. Engage in hands-on Linux administration and operational support while driving h...

Elevate server performance by designing, implementing, and maintaining secure, enterprise-level server infrastructure, leveraging virtualization, automation tools, and best practices for efficiency an...

Unlock potential by leveraging your IT Systems Engineering expertise to ensure efficient performance across Windows and Linux environments. Play a key role in supporting system integration and optimiz...

Lead the management and troubleshooting of enterprise-level Windows and Linux systems. Optimize IT infrastructure solutions while supporting national defense missions, and enhance reliability and perf...

Unlock your potential by providing critical support and management for IT systems, optimizing their operations, and resolving complex technical issues. Collaborate with teams to ensure seamless functi...

Shape the future of IT support by managing critical systems for 600+ users. Engage in troubleshooting, system administration, and documentation while ensuring seamless operations in a dynamic environm...

Grow your career with us as a Systems Administrator, where you'll support and enhance user experience in a complex Windows environment while tackling troubleshooting, installations, and IT administrat...

Support our team by leveraging your IT skills to troubleshoot and resolve technical issues, maintain system integrity, and enhance operational efficiency in a dynamic research and development environm...

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...

Join our team to provide vital system administration and engineering support, ensuring operational security and performance across various networks. Collaborate efficiently while managing technical ch...

Inspire and support secure network operations for critical government systems by managing computer systems, enhancing cybersecurity measures, and leading IT teams to ensure compliance with national se...

Unlock potential by managing virtual environments, configuring storage systems, and delivering technical presentations to senior management, ensuring efficient IT operations and robust system performa...

Shape the future of network management by designing, implementing, and maintaining secure and high-performing LAN/WAN systems. Collaborate across IT teams to ensure infrastructure reliability and supp...

Manage the implementation and operation of IT systems supporting DOJ's complex litigation needs. Optimize performance and ensure security while leading a team in a fully remote environment dedicated t...

Engage as a Systems Administrator to enhance secure IT operations across on-premises and Azure environments. Drive system performance, manage identity services, and automate processes while ensuring r...

Transform user experiences by managing complex IT systems and help desk inquiries. Oversee UNIX and Windows environments while enhancing operational efficiency based on user needs and system performan...

Optimize the performance and security of multi-user computer systems while managing resources and user accounts to ensure efficient operations. Collaborate with teams to enhance system functionality a...

Deliver exceptional support and reliability in system administration for mission-critical telecommunications, ensuring security and operational continuity across 24/7 environments through proactive mo...

Join a team that's dedicated to maintaining mission-critical IT infrastructure. You'll ensure system reliability and security through proactive monitoring and troubleshooting, contributing directly to...

Transform the landscape of Linux system management in a dynamic environment, ensuring optimal performance through provisioning, security, and hardening of RedHat systems while collaborating within mis...

Execute system administration tasks for RedHat Linux VMs in a cloud environment while ensuring compliance with security standards, applying patches, and troubleshooting server issues to support develo...

Grow your career with hands-on management of unified communications and IT infrastructure, supporting vital services for over 120,000 users across diverse DoD sites. Drive collaboration and enhance pe...