Senior Windows Administrator Jobs

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...

Lead comprehensive systems administration efforts, optimizing Windows and Linux server environments, ensuring security compliance and operational efficiency while mentoring junior staff and collaborat...

Elevate your career by managing IT infrastructure to ensure systems are secure, stable, and scalable. Collaborate with teams to support business needs while leading a dynamic team on innovative projec...

Design and enhance enterprise IT systems ensuring optimal performance and user support. Lead infrastructure architecture, endpoint management, and compliance across diverse environments, directly impa...

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...

Optimize IT infrastructures by researching, configuring, and maintaining mission-critical systems to ensure operational excellence and maximize efficiency across technology services and support...

Unlock potential by leading the administration and optimization of Windows systems, ensuring performance and security across various environments while mentoring support staff and driving compliance w...

Grow your career with a leading role in managing and optimizing Windows Server environments, ensuring reliable performance and security while collaborating with IT teams to improve enterprise operatio...

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...

Optimize enterprise systems as a Senior Systems Administrator, focusing on virtualization and hyper-converged infrastructure. Collaborate with cross-functional teams while managing Windows servers, Nu...

Champion seamless cloud operations by administering O365 and Azure, ensuring a secure, efficient infrastructure that meets organizational needs while collaborating across departments to enhance servic...

Join a dynamic team as you administer, develop, and maintain Windows systems, ensuring operational compatibility and implementing upgrades. Troubleshoot issues and provide user support to enhance syst...

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...

Lead enhancements in our support systems to ensure scalable, resilient infrastructure. Collaborate across teams to optimize Zendesk configurations and maintain data integrity, driving automation for e...

Redefine support operations by owning our Zendesk ecosystem and integrated tools, driving automation and system resilience for a seamless experience across teams, while ensuring data integrity and eff...

Lead the charge in enhancing our support infrastructure for 13,000+ enterprise clients. You’ll innovate and automate Zendesk systems, ensuring resilience and data integrity while collaborating across...

Elevate your career by owning our Zendesk ecosystem and automating support operations. Drive system resilience, scalability, and data integrity while collaborating with Engineering and Product to enha...

Lead the administration and security of critical IT systems for US Army G2. This role encompasses RMF execution, security documentation, eMASS management, and continuous monitoring to ensure optimal p...

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...

Elevate your career by supporting mission-critical satellite communications operations as a System Administrator SME. Leverage your expertise in virtualization technology to ensure the smooth function...

Transform data operations by leading a modernization team focused on enhancing data integration, governance, and interoperability while ensuring timely, high-quality outputs for strategic decision-mak...

Lead a team in data modernization, developing strategies to enhance data integration and governance while improving quality and timeliness in public health data management efforts. Drive innovation an...

Tackle the challenge of leading Azure cloud infrastructure design and management. Collaborate with a seasoned team to enhance cybersecurity, optimize cloud performance, and implement innovative soluti...

Drive the advancement of Virtual Desktop Infrastructure environments, ensuring optimal performance and compliance while supporting DoD missions. Collaborate to design, implement, and maintain mission...