Senior Windows Administrator Jobs in Reston, VA

Engineer resilient cloud infrastructures supporting mission-critical operations. Collaborate with various teams to ensure compliance, security, and performance standards are met across multiple classi...

Join a team that's redefining building technology systems design, focusing on telecommunications and security across diverse projects. Collaborate with clients and stakeholders to deliver innovative...

Unlock potential by leading secure cloud infrastructure for mission-critical systems, driving compliance and operational excellence across multi-enclave environments in support of the Department of Wa...

Elevate your career by designing and maintaining secure cloud infrastructures that enable mission-critical applications within the Department of War's AI-First strategy, ensuring compliance and operat...

Join a team that drives the operational excellence of data center services. Lead complex support initiatives, mentor staff, and improve processes to enhance performance across regions while ensuring r...

Drive the management and support of IT systems for our Cyber Mission unit, ensuring their reliability and optimal performance while interfacing with internal teams and enhancing operational processes...

Reimagine cybersecurity strategies by safeguarding systems, data, and identity. Take ownership of incident response, vulnerability management, and governance to strengthen security posture and effecti...

Join a team that's committed to enhancing operational efficiency through effective SharePoint management, automation, and user support. Your role will ensure the U.S. Coast Guard's acquisition governa...

Optimize security solutions by researching vulnerabilities and developing exploit strategies. Engage with a dynamic team to enhance Windows security and produce innovative software in an Agile environ...

Shape the future of technology in a mission-critical network, improving and maintaining Cross Domain Solutions while providing insights through performance management and leadership. Join us in solvin...

Partner with us to enhance database management systems ensuring optimal performance, security, and data integrity while coordinating user requirements and system modifications in a complex environment...

Pioneer mission-critical infrastructure management, overseeing enterprise Linux systems and VMware environments. Collaborate with engineering teams to ensure high availability and security, all while...

Lead the charge in optimizing system workflows and processes using Atlassian tools to enhance efficiency and support vital government missions. Collaborate with stakeholders to implement solutions tha...

Engineer solutions by managing e-commerce and mainframe systems software. Drive the migration, installation, and troubleshooting of ISV products while ensuring performance and stability across diverse...

Contribute to advanced network engineering solutions, ensuring robust data, voice, and video services. Drive operational support, design redundancy, and enhance network performance while collaborating...

Accelerate progress at building cutting-edge data and voice networks with hands-on design, troubleshooting, and support. Engage in advanced projects, collaboration, and knowledge transfer in a dynamic...

Join a dynamic team as a Senior DevOps Lead, architecting infrastructure and mentoring a diverse group of contractors. This hands-on role balances leadership with technical execution, impacting AWS-ba...

Join a team that's driving cybersecurity compliance through effective JIRA management. Support Agile methodologies and enhance collaboration between technical teams to ensure timely completion of secu...

Empower business efficiency by configuring and optimizing Workday Finance, offering expert support and troubleshooting for production issues, and ensuring seamless integration through thorough testing...

Shape the future of DevSecOps with your expertise by driving modernization and implementing security automation for critical defense initiatives. Lead a team and collaborate to enhance operational res...

Transform enterprise DevSecOps initiatives by architecting and optimizing software pipelines across secure environments, enhancing compliance and operational efficiency to support mission-critical ana...

Transform DevSecOps within a critical AI initiative by architecting secure software pipelines and driving modernization across multi-classified environments, ensuring operational integrity and continu...

Shape the future of cloud-native applications by leading DevSecOps architecture and automation, ensuring secure, compliant environments using AWS GovCloud for the Federal Reserve Board's modernization...

Accelerate progress at a pivotal role ensuring optimal performance of the ServiceNow platform, handling system upgrades, user management, and complex problem resolution, while collaborating with stake...

Engage in cutting-edge development as a Senior System Performance Engineer, optimizing high-performance software for autonomous vehicles. Drive performance initiatives, collaborate across teams, and m...