Senior Windows Administrator Jobs in Springfield, VA

Elevate operations by managing complex Windows and Linux environments, leveraging DevOps principles to enhance automation and system efficiency, while providing critical support for mission-driven app...

Help us innovate in secure infrastructure management by leveraging your expertise in cloud environments, storage, and virtualization. Collaborate on advanced networking solutions while ensuring robust...

Elevate server performance by designing, implementing, and maintaining secure, enterprise-level server infrastructure, leveraging virtualization, automation tools, and best practices for efficiency an...

Join our team to implement and manage enterprise network infrastructure, ensuring secure connectivity and optimal performance for a large-scale operation serving over 120,000 users across diverse loca...

Lead the charge in engineering resilient Windows server environments for mission-critical operations, ensuring secure patch management and lifecycle support across diverse network settings while colla...

Empower our payroll systems as a Workday Configuration Analyst, optimizing configurations while collaborating with cross-functional teams to enhance our Workday Payroll environment and improve employe...

Deliver exceptional support and reliability in system administration for mission-critical telecommunications, ensuring security and operational continuity across 24/7 environments through proactive mo...

Join a team that's dedicated to maintaining mission-critical IT infrastructure. You'll ensure system reliability and security through proactive monitoring and troubleshooting, contributing directly to...

Transform the Linux server landscape by managing installations, configurations, and optimizations. Drive automation and security compliance while supporting diverse projects in a collaborative environ...

Join a team that's dedicated to implementing and maintaining IT systems for federal contracts, providing vital support and ensuring high reliability of client/server, storage, and network devices whil...

Explore opportunities to manage and enhance IT systems, providing support for troubleshooting, maintenance, and user assistance. Collaborate with teams to optimize operations and ensure performance me...

Lead our IT Support Team by managing systems administrators, overseeing infrastructure compliance, and supporting 400+ users. Provide expert-level systems administration and deliver top-notch customer...

Advance network and system administration through expert support of Windows, Linux, and virtual infrastructures. Collaborate on day-to-day operations, security, and automation to ensure optimal perfor...

Transform Air Force Intelligence Operations by designing Linux-based systems. Play a key role in creating innovative solutions that meld advanced technology with real-time mission requirements. Collab...

Champion innovative cybersecurity solutions by designing and managing seamless Linux systems integration, ensuring operational excellence and incident response readiness in support of critical governm...

Lead the charge in maintaining secure enterprise application hosting environments, enhancing performance, and advising on infrastructure risks while ensuring compliance and operational resiliency acro...

Shape the future of IT support by managing critical systems for 600+ users. Engage in troubleshooting, system administration, and documentation while ensuring seamless operations in a dynamic environm...

Launch your career with a dynamic role managing IT infrastructure, supporting end-user technology, and enhancing system efficiency through innovative solutions and best practices in a collaborative en...

Join a team that's dedicated to ensuring the security and functionality of critical IT systems. This role encompasses system administration, user support, and operational sustainment for classified en...

Unlock potential by managing and optimizing IT systems for High Performance Computing (HPC) services, ensuring efficient support, troubleshooting and daily operations to enhance system reliability and...

Champion high-performance computing services through system administration, ensuring the optimization and seamless operation of IT systems while providing top-tier support and solutions in a fast-pace...

Join a skilled infrastructure team as a Senior System Administrator, leveraging your Windows expertise to design, maintain, and optimize cutting-edge systems and networks in complex environments, whil...

Optimize our SharePoint environments by managing, troubleshooting, and upgrading systems while collaborating with a diverse team to ensure seamless operations and effective solutions in document manag...

Unlock your potential as you support critical communication systems in a dynamic 24/7 environment. Provide Tier 2 assistance and manage team operations while ensuring seamless IT performance across a...

Join us to leverage your Windows Server expertise in a dynamic role focused on infrastructure management, security compliance, and customer-driven solutions. You'll play a key part in optimizing perfo...