Senior Windows Administrator Jobs in Reston, VA

Lead the charge in transforming technology initiatives through innovative engineering practices. Collaborate across teams to enhance system security and performance, while ensuring seamless integratio...

Empower your career by sustaining and enhancing a vital Windows infrastructure. Collaborate with cross-functional teams to resolve complex system issues, enhance security, and optimize operations whil...

Lead the charge in managing IT systems infrastructure, ensuring seamless operations, troubleshooting, and compliance while providing expert support for network devices and client/server solutions acro...

Serve a critical role in enhancing the operational readiness of AI model-serving infrastructures by architecting configuration management systems across classified environments. Collaborate with diver...

Grow your career with a pivotal role managing AI model-serving operations across security enclaves, ensuring reliable deployment and compliance with cybersecurity standards. Collaborate with teams to...

Champion SharePoint administration to enhance documentation management for the Army National Guard, ensuring compliance and security in a complex enterprise environment supporting thousands of users a...

Elevate operational efficiency by identifying automation opportunities and implementing innovative solutions in support of process modernization initiatives. Collaborate with teams to enhance workflow...

Support critical satellite operations by maintaining systems and resolving issues. Collaborate with technical leads to implement IT solutions, automate monitoring, and ensure service continuity for vi...

Elevate your career by leading the design and operation of secure multi-enclave systems. Leverage Infrastructure-as-Code, DevSecOps practices, and advanced monitoring to support vital defense initiati...

Build secure, mission-ready infrastructure for multi-enclave environments, leveraging Infrastructure-as-Code and DevSecOps practices to enhance operational resilience and support national defense init...

Drive IT excellence by managing and securing mission-critical systems, enhancing infrastructure for geospatial analytics, and mentoring junior team members in a fast-paced environment, ensuring reliab...

Drive analytic excellence by leveraging tools and databases to support HUMINT collection. Collaborate with cross-functional teams to assess operational needs and deliver comprehensive targeting report...

Advance your career by leading the design and execution of secure collaboration solutions across the Microsoft cloud. This role offers strategic influence, project direction, and high-impact decision...

Shape the future of secure cloud collaboration by designing, implementing, and optimizing Microsoft Entra solutions for external partnerships, ensuring high standards of identity management and data p...

Champion a robust Active Directory infrastructure, ensuring operational stability, security, and performance in a 24x7 environment. Collaborate across teams to support enterprise services while adheri...

Champion agile transformation by empowering teams, removing blockers, and fostering a self-organizing culture, driving continuous improvement and delivering consistent business value in complex enviro...

Empower enterprise networks by providing expert administration in a dynamic hybrid cloud environment. Enhance infrastructure performance and security while ensuring reliable support and documentation...

Pioneer innovative solutions by developing and enhancing secure, scalable Java applications. Collaborate with cross-functional teams to ensure compliance and integration, while transforming legacy sys...

Transform your career by implementing and managing VDI solutions for a critical IT infrastructure supporting a vast user base. Drive operational efficiency through collaboration and innovative securit...

Contribute to ITOM excellence by managing ServiceNow platforms, ensuring data integrity, and optimizing integrations in compliance with federal standards. Collaborate with teams to enhance system perf...

Optimize enterprise infrastructure by designing resilient solutions, integrating technologies, and advancing automation, while leading teams to deliver impactful outcomes aligned with business strateg...

Drive innovative solutions by architecting scalable, resilient infrastructures. Lead teams to optimize performance and integrate advanced technologies to meet client needs in complex environments...

Contribute to the administration of SharePoint environments, ensuring secure architecture and compliance while enhancing collaboration through Microsoft Power Platform solutions. Deliver responsive su...

Optimize system operations and enhance security protocols, ensuring resilience and efficiency. Engage with advanced troubleshooting and network configuration in a dynamic environment, supporting criti...

Contribute to critical infrastructure solutions by supervising system operations, optimizing performance, and ensuring quality support. Engage with innovative technologies to enhance user experience a...