Senior Windows Administrator Jobs in Springfield, VA

Elevate your career by supporting worldwide enterprise-scale bulk data transport services critical to national security. Engage in hands-on Linux administration and operational support while driving h...

Optimize mission-critical IT systems while ensuring secure, reliable operations. Collaborate with cross-functional teams to implement change management and address vulnerabilities in a federal environ...

Join a team that advances enterprise Linux administration in a federal financial systems environment, ensuring optimal performance, security, and reliability while leading cloud migration initiatives...

Optimize server environments by delivering expert support for 2000+ Windows systems in diverse cloud landscapes. Collaborate effectively across departments to enhance operations, streamline processes...

Unlock potential by managing and supporting z/OS systems, ensuring optimal performance and reliability for government clients through expert-level administration and innovative technology solutions...

Transform cutting-edge technologies as an expert Systems Administrator, leading z/OS installation, maintenance, and support for a critical Government client while ensuring optimal system performance a...

Join a team that's committed to optimizing IT infrastructure and collaboration platforms. Leverage your expertise in Exchange, Office 365, identity management, and automation to streamline operations...

Take ownership of network services administration, ensuring robust governance, scalability, and security compliance across operational environments while advising leadership on modernization strategie...

Optimize IT systems through expert Linux and VMware administration, ensuring security compliance and operational efficiency while collaborating with teams to implement advanced technological solutions...

Take ownership of DLA's Okta environments, ensuring stable operation through planning, development, and optimization. Engage in end user support, conduct training, and guide on technology direction to...

Join a team that’s pivotal in managing Microsoft Identity and cloud technologies. Oversee system integrity and performance while ensuring seamless operations for various applications and databases in...

Join a team that's shaping the future of software by leading innovative development with cutting-edge technologies. Drive excellence in code quality, system architecture, and mentor junior developers...

Shape the future of cloud systems by supporting RedHat Linux virtual machines, implementing security updates, and collaborating with teams to enhance system performance. Play a pivotal role in ensurin...

Join a team that's dedicated to optimizing critical technology infrastructure, providing technical support, and automating solutions to enhance performance while minimizing operational disruptions...

Join a team that supports critical cyber operations and enterprise IT for the Army National Guard. Leverage your skills to maintain system performance, ensure compliance, and contribute to mission rea...

Join a team that enhances system performance by ensuring the reliability and security of RHEL Linux systems while automating processes with Ansible, contributing to operational efficiency and infrastr...

Join a team that's dedicated to maintaining and optimizing RHEL Linux systems. As a specialist, you'll automate processes, ensure stability and security, and enhance operational efficiency while colla...

Champion innovative solutions by collaborating with business and technical teams. Drive requirement analysis across diverse digital initiatives, ensuring quality delivery. Thrive in dynamic environmen...

Transform user support operations across multi-tiered environments, enhancing service desk performance for critical military initiatives. Lead initiatives in AI-driven automation and ensure mission su...

Lead user support operations for a crucial AI initiative, ensuring high-availability service desk performance across various security levels while driving modernization efforts and enhancing operation...

Lead user support operations within a high-stakes environment, directing multi-tier service desk teams across secure government systems. Ensure seamless service delivery, drive performance metrics, an...

Lead the charge in designing and implementing innovative systems solutions that meet complex mission requirements while navigating technical, cost, and performance challenges across diverse organizati...

Empower critical operations by providing expert administration and support for the USAF's Managed Print Services. Maintain security, availability, and performance of Windows print servers and Xerox de...

Join a team that ensures secure, compliant IT operations for mission-critical services. As a System Administrator, you'll manage server environments, support cybersecurity protocols, and collaborate w...

Champion vulnerability remediation and system hardening in a diverse enterprise environment. Collaborate with INFOSEC to ensure compliance, drive execution, and maintain security across Windows and Li...