Senior Windows Administrator Jobs in Fairfax, VA

Join our team to manage essential IT infrastructure, providing administration and support for Windows and Linux systems while ensuring security, performance, and availability of enterprise services li...

Lead the implementation and administration of ServiceNow solutions, driving positive impact in secure environments. Collaborate with cross-functional teams to enhance workflows and deliver innovative...

Champion innovative solutions as a Systems Administrator, enhancing mission success. Engage with cutting-edge technologies to drive improvements in security and cloud infrastructure, while collaborati...

Champion the design and sustainment of the Atlassian ecosystem, ensuring effective workflow management, quality assurance, and integration to enhance operational excellence within the Department of Wa...

Join a team that designs and manages the Atlassian ecosystem, enhancing processes for operational excellence in warfighting data. Ensure workflows support Agile delivery, quality control, and effectiv...

Elevate enterprise mobility by designing and optimizing mobile device management solutions. Lead the way in implementing security and compliance across a diverse endpoint ecosystem, while advancing au...

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...

Join a team that's dedicated to maintaining and enhancing network performance, security, and reliability. Collaborate in a dynamic environment, troubleshooting and optimizing network infrastructure to...

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...

Build and maintain robust enterprise IT systems, ensuring optimal performance, security, and reliability across Windows and Linux platforms while supporting DHS operational needs and compliance standa...

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...

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...

Elevate demand generation efforts by crafting impactful multi-channel campaigns that drive customer acquisition, engagement, and measurable revenue growth, while collaborating across teams to optimize...

Accelerate progress at our dynamic company by leading demand generation campaigns that drive customer acquisition for Observability solutions. Your expertise will shape strategies, boost conversions...

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

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...

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...

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

Contribute to cutting-edge vulnerability research and security innovations. Collaborate in an Agile environment leveraging your expertise in reverse engineering, software security, and exploit develop...