Senior Windows Administrator Jobs in Reston, VA

Join a dynamic team as you enhance cost management services for complex data center projects. Lead client interactions, drive value, and ensure project success through expert financial oversight and s...

Support day-to-day cost management for large-scale data center projects. Collaborate with clients and contractors, leading multi-phase construction cost activities while mentoring junior staff in a dy...

Engage with diverse stakeholders as you deliver strategic cost management across a major data center portfolio. Leverage your expertise to ensure project profitability and enhance client relations whi...

Deliver innovative cloud engineering solutions that enhance aviation safety and efficiency. Leverage your expertise to lead teams in the deployment and optimization of critical cloud systems in a dyna...

Join a team that's dedicated to applying systems engineering principles across the full lifecycle, ensuring technical integrity and quality in an environment focused on collaboration with government a...

Join a team that's transforming business processes by defining and managing IT requirements. Engage with diverse stakeholders, enhance applications, and lead agile initiatives for effective solutions...

Champion technical excellence by providing Tier 1 and 2 support, diagnosing and resolving issues, and ensuring user compliance with PKI tools in a dynamic environment. Ideal for seasoned Systems Admin...

Lead the cost management for a high-complexity data center project. Partner with multidisciplinary teams to deliver best-in-class service while overseeing budgets, change orders, and commercial strate...

Unlock potential by executing complex aviation initiatives, enhancing safety and efficiency through cloud technology. Lead infrastructure support for high-availability environments, ensuring modernize...

Join a dynamic team to improve and support ERP systems and cloud applications, focusing on aftermarket sales and service. Oversee system configurations, enhancements, and application efficiency for se...

Drive the development of enterprise system architectures while supporting mission-critical IT operations for a large-scale cybersecurity program. Collaborate with teams to enhance performance and ensu...

Lead the charge in maintaining and optimizing SIGINT systems for critical operations. Collaborate in a dynamic, 24/7 environment to ensure the availability and effectiveness of front-end collection te...

Elevate your career by joining a dynamic team as a SIGINT Development Analyst, where you'll monitor and optimize critical communication systems in a fast-paced 24/7 environment, ensuring seamless inte...

Lead the charge in managing configuration processes for MODES III systems, ensuring proper documentation and compliance. Utilize your expertise to support military family policies in this critical, re...

Transform your career by enhancing system security and compliance, overseeing operations, and driving continuous improvement initiatives in a dynamic environment—ideal for experienced security profess...

Advance information security by managing security operations, evaluating vulnerabilities, and enforcing compliance for classified systems. Collaborate with teams to enhance system resilience and devel...

Optimize cloud cost management by providing technical leadership in cloud systems analysis, planning, and design. Drive automation and best practices while mentoring team members to ensure effective r...

Drive the delivery of modern workplace solutions by managing Microsoft 365 services, executing migrations, and optimizing configurations for seamless user experiences. Collaborate cross-functionally t...

Join a team that's transforming enterprise applications to enhance efficiency and user experience. Collaborate in a high-energy Agile environment to tackle complex challenges, modernize legacy systems...

Accelerate your career by collaborating with cross-functional teams to modernize and secure enterprise applications, automate processes, and enhance user experiences in a dynamic Agile environment, dr...

Optimize financial systems to enhance sponsored research operations through expert Workday solutions. Collaborate across departments to improve data integrity, compliance, and usability, driving effic...

Lead the charge in managing DoDIN services to enhance operational readiness, ensuring service availability and compliance with military directives while overseeing network operations and governance fr...

Empower and enhance security operations by managing and optimizing critical physical security systems. Collaborate with teams to ensure peak performance, compliance, and efficiency in access control t...

Join a team that's dedicated to ensuring seamless IT operations through expert oversight and incident management, driving continuous improvement in a fast-paced, critical environment while maintaining...

Explore the future of data and AI platforms by managing documentation and leading a team, enhancing user experience with cutting-edge technologies to support large-scale mission objectives. Shape the...