Senior Windows Administrator Jobs in Reston, VA

Help us elevate federal collaboration and messaging platforms by leading architectural decisions, optimizing enterprise solutions, and ensuring compliance in a heavily regulated environment with your...

Transform federal enterprise collaboration and identity platforms. Provide architectural leadership and hands-on expertise in Microsoft 365, Exchange, and Teams while ensuring compliance and operation...

Join a pioneering team to enhance the reliability, security, and scalability of cloud services in a critical environment. Collaborate with diverse engineering teams to establish excellence in operatio...

Pioneer effective CyberArk implementations by leading configurations, compliance, and troubleshooting. Collaborate with stakeholders to optimize security workflows while ensuring high availability and...

Accelerate progress at the forefront of geospatial technology by driving business growth through strategic customer relationships. Leverage federal sales expertise to deliver tailored enterprise GEOIN...

Play a key role in identifying and managing technology and operational risks across diverse environments. Collaborate effectively with leaders, support governance initiatives, and ensure regulatory co...

Drive transformative AI-powered digital initiatives by leading large-scale programs, fostering team growth up to 50 personnel, and ensuring agile excellence across stakeholder engagements and strategi...

Unlock insights by providing critical administrative and financial support for strategic programs, enhancing decision-making and program execution across various organizational initiatives...

Engage in cutting-edge cloud software engineering with a focus on scalable architectures, containerization, and serverless technology. Lead projects from inception to delivery, transforming scientific...

Join a team that's shaping the future of AI infrastructure through leadership and innovative solutions. You'll design and optimize systems, drive technology adoption, and support your team as you enha...

Manage global infrastructure operations and systems for diverse applications and networks, ensuring high service levels and overseeing technical teams across multiple locations while supporting enterp...

Manage ITSM processes and implement ServiceNow solutions to enhance federal client operations. Lead a collaborative team, ensuring best practices and data integrity to drive efficiency in service mana...

Lead the charge in enhancing the War Data Platform by designing automated test infrastructures for robust software quality, compliance, and DevSecOps operations across multiple security environments...

Join a team that's redefining software validation! As a key contributor, you will build and maintain automated test infrastructures, ensuring quality and compliance across multiple security environmen...

Lead the automation test strategy for a transformative defense initiative, ensuring software quality across multiple classification environments. Collaborate closely with development teams in a fast-p...

Drive risk management excellence by leveraging cybersecurity expertise to assess and enhance endpoint security measures. Influence organizational strategies and coordinate cross-functional collaborati...

Shape the future of geospatial solutions by leading application development efforts. Collaborate with diverse teams to enhance user interfaces, workflows, and APIs in compliance with federal IT standa...

Join a dynamic team as a Senior Network Engineer providing Tier III support for complex system issues. Focus on modern engineering solutions, capacity planning, and network optimization while collabor...

Drive your career with innovative Azure Cloud solutions while supporting the Judiciary. Build and optimize robust cloud infrastructures, ensuring efficiency and security. Join a collaborative team ded...

Lead the charge in enhancing service desk operations through strategic management, team development, and process optimization, ensuring exceptional end-user support and continuous improvement in servi...

Design and implement innovative SharePoint Online and Power Platform solutions that enhance collaboration, streamline processes, and deliver actionable insights. Join a dynamic team to grow your skill...

Join the People Operations team as a Senior Analyst, driving HR processes across global tech companies. Manage data integrity, payroll, reporting, and onboarding, ensuring seamless HR operations in a...

Champion secure DevSecOps practices and manage scalable infrastructure to support healthcare and defense initiatives. Leverage technical expertise in a fast-paced environment that demands proactive pr...

Innovate and engineer complex mission networks, ensuring reliability and security while fostering collaboration across teams to support critical cyber infrastructure and enhance operational efficienci...

Optimize data services by translating business needs into actionable technical data specifications. Collaborate with cross-functional teams on data analysis and governance while driving initiatives to...