IT Systems Administrator Jobs in Reston, VA

Elevate your career by joining a skilled team, enhancing enterprise infrastructure and IT systems to support national defense missions, while optimizing performance and reliability across diverse tech...

Empower your career as a Linux Systems Administrator, driving the implementation and optimization of PeopleSoft applications while collaborating with cross-functional teams in a dynamic, agile environ...

Transform IT infrastructure with expert Linux Systems Administration, supporting critical PeopleSoft applications in a dynamic, multi-year program while ensuring optimal performance and security compl...

Advance network and system administration through expert support of Windows, Linux, and virtual infrastructures. Collaborate on day-to-day operations, security, and automation to ensure optimal perfor...

Lead the charge in optimizing and securing a robust Windows environment, enhancing system performance and collaboration. Your expertise will directly contribute to crucial national security efforts in...

Lead the charge in managing Windows systems, ensuring optimal performance, security, and reliability while leveraging scripting skills to troubleshoot and resolve issues for a seamless user experience...

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...

Engage with innovative technologies to support and optimize Linux and mixed environments. Ensure secure, efficient operations through hands-on system administration and automation solutions, fostering...

Join a dynamic team as a Systems Administrator, managing secure Linux and mixed environments to support critical DoD missions. You'll oversee automation, virtualization, and operational sustainment fo...

Unlock potential by providing hands-on technical support for infrastructure systems across remote and field locations. This role requires expertise in network troubleshooting, system upgrades, and doc...

Elevate IT operations by leading and optimizing corporate infrastructure and cybersecurity efforts while ensuring compliance with federal standards and mentoring a high-performing team to deliver seam...

Engineer robust solutions in a mission-critical geospatial environment, enhancing system performance and security compliance while collaborating closely with various stakeholders to optimize operation...

Manage a dynamic cybersecurity program for classified systems in a hybrid environment. Oversee risk management, compliance, and continuous monitoring, while providing expert direction to a team and co...

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...

Manage complex litigation support projects remotely, overseeing staff and coordinating case activities. Play a key role in ensuring effective communication with clients and attorneys while executing d...

Unlock potential by engineering secure, high-availability networks that enhance national criminal justice operations. Collaborate across teams to maintain infrastructure, troubleshoot issues, and supp...

Take ownership of IT documentation and budgeting for 45-55 client accounts, providing strategic guidance and fostering strong relationships while proactively addressing their technology needs and enha...

Optimize your career as a Workday Application Administrator, collaborating with cross-functional teams to enhance system performance and implement scalable HR solutions that align with business object...

Lead system and network administration efforts to optimize IT infrastructure, providing essential installation, troubleshooting, and maintenance for a variety of systems while ensuring operational exc...

Drive IT system performance by managing support, troubleshooting, and maintenance of complex infrastructure, ensuring reliability and seamless operations while collaborating with teams to resolve issu...

Join a team that's enhancing data capabilities for decision-making across defense. Collaborate on production-ready solutions, drive system availability, and guide user support initiatives for mission...

Join a team that's driving innovation in data analytics to empower decision-making across the Department of War. Collaborate with diverse stakeholders to deliver effective solutions that enhance natio...

Join a team that's pivotal in managing technical aspects of large-scale litigation support projects. Drive innovative solutions, support complex case requirements, and lead teams to deliver high-quali...

Join a dynamic team to monitor, maintain, and support IT and electronic security systems for various clients while providing Tier 1 helpdesk assistance and ensuring compliance with system standards. F...

Join a team that's enhancing system performance and security through innovative solutions. Leverage your expertise in managing multi-user systems and drive operational efficiency while mentoring other...