Senior Windows Administrator Jobs in Reston, VA

Join a team that shapes the future of Agile delivery, enhancing mission-critical capabilities through SAFe methodologies while driving disciplined execution across multiple engineering teams in a high...

Unlock your potential as a systems administrator and support critical operations through effective Linux management, automation, and security compliance. Join a team that values your expertise while f...

Lead strategic initiatives in military healthcare by harnessing data analysis to improve patient outcomes and operational efficiency in defense systems...

Elevate security standards by managing automated testing strategies and compliance for the War Data Platform. Collaborate with cross-functional teams to ensure robust security practices throughout the...

Empower the War Data Platform by embedding automated security testing throughout the software lifecycle. Lead the design of compliance-driven security strategies and ensure mission-critical applicatio...

Partner with us to enhance security in the War Data Platform by integrating automated testing into DevSecOps pipelines, ensuring compliance and protecting software through innovative testing strategie...

Lead the charge in managing six isolated classified networks, ensuring security and compliance while collaborating with a dedicated engineering team to enhance reliability and performance. Drive proje...

Contribute to innovative software solutions in a dynamic remote team, while leveraging .NET technologies and full-stack capabilities to enhance our work management platform. Take ownership of initiati...

Join us to build innovative solutions using Microsoft Power Platform, focusing on delivering workflow-efficient applications and automating processes for critical federal operations while ensuring usa...

Lead the charge in delivering user-focused Power Platform solutions, enhancing federal workflow efficiency. Collaborate with stakeholders to design intuitive applications in a high-stakes environment...

Launch your career as a System Administrator, managing and securing Windows platforms, automating operations, and ensuring compliance while supporting a diverse range of IT systems and collaborating o...

Manage enterprise SharePoint environments to enhance collaboration and document management across ARNG. Lead platform administration, security compliance, and modernization initiatives while ensuring...

Lead the charge in maintaining robust enterprise network infrastructure by ensuring reliability, security, and performance. Collaborate across teams, diagnose issues, and support IT operations in a hy...

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...

Advance web development projects by creating secure, scalable applications while collaborating with cross-functional teams to deliver optimal user experiences and ensure adherence to quality standards...

Champion secure infrastructure in mission-critical environments through hands-on management and support of Linux and Windows systems, ensuring seamless operations and compliance for vital intelligence...

Lead the design and development of scalable software solutions, optimizing code quality and performance through collaborative practices and innovative system architecture in a fast-paced environment...

Advance progress at the U.S. Department of War by managing and optimizing the Jira and Confluence platforms. Collaborate with teams to enhance quality assurance workflows, automate processes, and impr...

Empower collaboration and innovation by supporting systems integration tasks, engaging with counterparts, and ensuring seamless dataflows within complex projects. Drive operational excellence in a dyn...

Innovate your career by developing and maintaining dynamic SharePoint environments. Provide collaborative support to enhance workforce productivity, ensuring compliance while delivering effective IT s...

Unlock potential by supporting system integration and design tasks with collaborative teams, validating systems, and ensuring seamless data flows across SIGINT systems and components...

Champion the future of IT infrastructure by providing expert field support, troubleshooting, and maintaining systems in diverse environments. Collaborate with federal teams and ensure seamless operati...

Join a team that's driving innovation in Cyber Analytics, creating robust software solutions for advanced Computer Network Operations that enhance national security. Your expertise will architect miss...

Unlock potential by governing infrastructure operations, overseeing modernizations, developing standards, and advising leadership to ensure resilience and compliance in diverse IT environments...

Take ownership of complex data analysis in a fast-paced environment, driving the development of reporting solutions for healthcare initiatives while collaborating across teams to ensure compliance and...