Senior Windows Administrator Jobs in Reston, VA

Join a team that's dedicated to architecting secure, scalable web applications in cloud environments. Collaborate with developers to enhance DevSecOps practices and deliver innovative solutions that a...

Design and implement efficient network infrastructures, ensuring optimal performance and security across LANs and WANs. Oversee hardware management, troubleshoot issues, and develop documentation and...

Shape IT infrastructure by managing and maintaining systems, ensuring optimal performance, and resolving technical issues to support daily operations and enhance system reliability across various plat...

Engage in maintaining and configuring computer systems, providing TIER 1/2/3 support for Linux/Windows environments, and ensuring reliable operations of IT systems while coordinating with users and op...

Engage in designing, implementing, and maintaining SharePoint systems to enhance mission-critical environments. Contribute expertise in system operations as part of a dynamic government program, ensur...

Elevate operational success at a national level by leading a large IT support team, ensuring compliance with federal standards and delivering exceptional service to multiple clients while fostering a...

Join a dynamic team to enhance education and training applications through Life Cycle Sustainment activities, maintaining and optimizing hybrid Windows/Linux systems while embracing cloud technology a...

Transform and streamline organizational processes by managing SharePoint environments, enhancing user experiences, and leveraging Microsoft 365 integrations to foster collaboration and efficiency in a...

Contribute to the optimization of mission-critical Linux systems, ensuring high availability and security. Collaborate with cross-functional teams to support infrastructure, automate tasks, and enhanc...

Shape the architectural vision and design governance for a key defense initiative, ensuring seamless integration and execution across Agile teams in multiple secure environments. Drive innovation and...

Drive the architectural vision and governance for a critical AI initiative, ensuring system integrity and seamless integration across diverse environments in a fast-paced Agile setting, while mentorin...

Engineer secure, high-performance Linux systems in a mission-critical environment. Leverage enterprise application support, virtualization, and automation to optimize infrastructure for reliability an...

Drive systems engineering support for mission-critical projects, ensuring effective coordination, documentation, and communication among technical teams and stakeholders to facilitate program success...

Join a team that's revolutionizing AIOps integration to enhance observability across networks. Engineer advanced analytics and machine learning solutions, driving operational health and security in a...

Elevate system functionality by managing IT applications and enhancing project delivery through collaboration. Utilize your expertise in troubleshooting and maintenance while integrating AI solutions...

Drive our new IT implementation strategy by managing integrations and optimizing processes for dental practices, ensuring quality and efficiency as you collaborate cross-functionally and develop suppo...

Manage and secure Linux systems in dynamic enterprise environments, ensuring high performance and uptime. Collaborate to enhance security, automate administrative tasks, and resolve complex technical...

Optimize enterprise Linux systems by managing, securing, and maintaining environments for peak performance and reliability. Ensure user access management and automate administration tasks while troubl...

Lead the implementation and administration of ServiceNow solutions, driving positive impact in secure environments. Collaborate with cross-functional teams to enhance workflows and deliver innovative...

Join our team to engineer and support innovative solutions in a Windows environment, enhance system deployment, and improve network operations while collaborating with various teams to ensure seamless...

Champion the design and sustainment of the Atlassian ecosystem, ensuring effective workflow management, quality assurance, and integration to enhance operational excellence within the Department of Wa...

Join a team that designs and manages the Atlassian ecosystem, enhancing processes for operational excellence in warfighting data. Ensure workflows support Agile delivery, quality control, and effectiv...

Lead enterprise-level Microsoft 365 migrations and collaboration modernization. Oversee technical strategies, resolution of complex issues, and mentor junior team members while driving organizational...

Join a team that's pivotal in supporting IT operations by deploying and managing operating systems and enterprise applications across DoD OIG networks, ensuring security and compliance while enhancing...

Join a team that shapes the future of Agile delivery, enhancing mission-critical capabilities through SAFe methodologies while driving disciplined execution across multiple engineering teams in a high...