IT Infrastructure Administrator Jobs in Reston, VA

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...

Unlock your potential as you support critical communication systems in a dynamic 24/7 environment. Provide Tier 2 assistance and manage team operations while ensuring seamless IT performance across a...

Empower mission success by administering Windows systems in DoD environments. Leverage your expertise to enhance security, ensure compliance, and support critical operations within regulated and class...

Join a team that's critical to maintaining system reliability and security, optimizing enterprise application servers, and ensuring compliance with cybersecurity directives for a mission-driven progra...

Champion operational excellence by managing enterprise systems, ensuring compliance with cybersecurity standards, and supporting critical IT infrastructure for mission success across diverse environme...

Execute the daily configuration and operations of systems, encompassing comprehensive management in clinical technology to enhance performance and support users effectively in a fast-paced environment...

Empower the efficiency of IT systems through expert administration and support. This role focuses on troubleshooting, operations, and management of network devices, ensuring optimal performance and pr...

Architect robust IT security strategies, manage teams, and ensure compliance while driving infrastructure performance and risk reduction initiatives for enterprise endpoints and data protection...

Engage with enterprise teams to support and enhance cloud infrastructure, ensuring optimal performance of hardware and software systems while delivering exceptional user support and maintaining securi...

Join the team to deliver robust Linux administration and automation solutions. Enhance enterprise environments through CI/CD pipeline development, optimize system performance, and ensure operational s...

Join a team that supports critical cyber operations and enterprise IT for the Army National Guard. Leverage your skills to maintain system performance, ensure compliance, and contribute to mission rea...

Join a team that's transforming technology into opportunity by maintaining and operating complex IT systems. Provide critical support for UNIX/Windows servers, addressing technical challenges while en...

Support critical cybersecurity operations by executing Risk Management Framework activities, ensuring compliance for information systems across classified and unclassified environments, and collaborat...

Contribute to network performance by managing Cisco Meraki devices and Windows servers. Troubleshoot complex issues, ensure security compliance, and optimize infrastructure. Engage with IT staff to su...

Lead and manage IT systems for the Intelligence Community, ensuring operational efficiency and security while providing exceptional Tier 1 and Tier 2 support and resolution for technical issues across...

Champion IT operations by leading infrastructure services, ensuring efficient environments, and driving innovative solutions to deliver exceptional client support in a 24/7 operations setting...

Join a dynamic team to enhance education and training applications through Life Cycle Sustainment activities, maintaining and optimizing hybrid Windows/Linux systems while embracing cloud technology a...

Support the administration and cybersecurity of Navy's training network infrastructure, ensuring optimal performance and security. Collaborate with teams to maintain, update, and troubleshoot server a...

Develop and maintain critical systems for a dynamic IT service desk, optimizing network performance and providing expert troubleshooting support for end users in a multi-user environment. Engage with...

Champion advanced engineering solutions to enhance SIGINT production while supporting daily operations and customer requirements in a dynamic environment focused on cutting-edge technology and innovat...

Elevate mission-critical infrastructure by managing secure systems and ensuring optimal performance for servers and networks while supporting classified IT operations...

Develop engineering solutions to enhance SIGINT production globally, managing requirements and deployments across high-speed access systems. This role demands ten years of systems administration exper...

Transform enterprise system operations by collaborating on complex solutions, optimizing network performance and ensuring security compliance within a critical intelligence framework...

Join our team to provide critical system administration solutions, optimizing infrastructure and managing virtual servers, while collaborating with cross-functional teams to meet user capacity and per...

Grow your career with us! As an IT Systems Administrator, you'll manage end-user technology, SaaS platforms, and core IT systems to ensure security and efficiency. Collaborate with teams to enhance pr...