Senior Windows Administrator Jobs in Washington, DC

Drive our new IT implementation strategy by managing integrations and optimizing processes for dental practices, ensuring quality and efficiency as you collaborate cross-functionally and develop suppo...

Manage and secure Linux systems in dynamic enterprise environments, ensuring high performance and uptime. Collaborate to enhance security, automate administrative tasks, and resolve complex technical...

Optimize enterprise Linux systems by managing, securing, and maintaining environments for peak performance and reliability. Ensure user access management and automate administration tasks while troubl...

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...

Join our team to engineer and support innovative solutions in a Windows environment, enhance system deployment, and improve network operations while collaborating with various teams to ensure seamless...

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...

Lead enterprise-level Microsoft 365 migrations and collaboration modernization. Oversee technical strategies, resolution of complex issues, and mentor junior team members while driving organizational...

Join a team that's pivotal in supporting IT operations by deploying and managing operating systems and enterprise applications across DoD OIG networks, ensuring security and compliance while enhancing...

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...