Senior Windows Administrator Jobs in Washington, DC

Advance your career by managing, optimizing, and securing complex infrastructure systems. Apply your expertise in Windows, Active Directory, and multi-cloud environments to support critical enterprise...

Elevate your career as a Windows Systems Administrator, managing and securing a dynamic Windows server and virtual infrastructure. Leverage your advanced skills in automation, PowerShell scripting, an...

Shape and enhance enterprise systems through reliable IT support, including IAVA patching and both Windows and Linux server management, ensuring critical applications operate seamlessly in a fast-pace...

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...

Manage the implementation and operation of IT systems supporting DOJ's complex litigation needs. Optimize performance and ensure security while leading a team in a fully remote environment dedicated t...

Drive modernization and security initiatives as a Senior Systems Administrator, overseeing enterprise IT infrastructure. Leverage your expertise in Microsoft technologies to ensure robust system perfo...

Advance enterprise IT systems reliability by implementing, troubleshooting, and maintaining infrastructure. Support daily operations while optimizing performance in a collaborative, mission-critical e...

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...

Lead the management and troubleshooting of enterprise-level Windows and Linux systems. Optimize IT infrastructure solutions while supporting national defense missions, and enhance reliability and perf...

Join a team that's dedicated to maintaining and optimizing IT systems. Leverage your extensive experience to support infrastructure, troubleshoot issues, and enhance system performance while ensuring...

Drive the success of IT systems by implementing, troubleshooting, and maintaining infrastructure. Oversee daily operations while ensuring effective communication and resolution of issues across UNIX a...

Join a dynamic team as a System Administrator, overseeing high-performance computing infrastructure and network management in a secure environment, utilizing advanced technologies and best practices t...

Empower a dynamic IT environment by providing hands-on support and maintenance for systems. Collaborate to troubleshoot issues, enhance performance, and optimize technologies across both Linux and Win...

Drive the performance and maintenance of IT systems. Support users and teams in a dynamic environment, ensuring reliability across cloud, Linux, and Windows systems. Tackle technical issues with profi...

Unlock potential by leveraging your IT Systems Engineering expertise to ensure efficient performance across Windows and Linux environments. Play a key role in supporting system integration and optimiz...

Shape our cloud infrastructure by architecting and optimizing AWS GovCloud environments. Innovate alongside cross-functional teams to implement automation, ensure compliance, and advance modernization...

Unlock your potential by providing critical support and management for IT systems, optimizing their operations, and resolving complex technical issues. Collaborate with teams to ensure seamless functi...

Join our team to provide vital system administration and engineering support, ensuring operational security and performance across various networks. Collaborate efficiently while managing technical ch...

Empower the Mission LAN by managing systems administration, ensuring seamless operations, security compliance, and enhanced functionality. Drive innovation through technical expertise while collaborat...

Drive technical leadership by overseeing Windows systems administration for mission-critical environments, ensuring operational excellence while providing Tier 2 and 3 support and managing a skilled t...

Grow your career with us as a Systems Administrator, where you'll support and enhance user experience in a complex Windows environment while tackling troubleshooting, installations, and IT administrat...

Optimize IT system operations and maintenance while providing Tier 1 and Tier 2 support. Manage tasks related to client/server/storage/network devices with a focus on reliability and performance in a...

Deliver expert administration and optimization of enterprise backup systems, leading the migration to Veeam. Oversee disaster recovery and storage strategies while ensuring compliance and system perfo...

Unlock potential by leading systems architecture initiatives, driving innovative solutions to ensure successful program execution and operational excellence across complex projects with a focus on tec...