Senior Windows Administrator Jobs in Arlington, VA

Advance your career by managing, optimizing, and securing complex infrastructure systems. Apply your expertise in Windows, Active Directory, and multi-cloud environments to support critical enterprise...

Elevate your career as a Windows Systems Administrator, managing and securing a dynamic Windows server and virtual infrastructure. Leverage your advanced skills in automation, PowerShell scripting, an...

Optimize enterprise systems as a Senior Systems Administrator, focusing on virtualization and hyper-converged infrastructure. Collaborate with cross-functional teams while managing Windows servers, Nu...

Optimize server administration through expert management of Windows environments, ensuring security compliance and operational excellence. Collaborate with teams to deploy applications and drive syste...

Provide end-user support and maintain optimal network software systems. Lead system security, configuration, and software upgrades while ensuring efficient and secure operations to meet business needs...

Transform mission-critical systems through expert administration of Windows and Linux environments. Contribute to high-impact government programs by ensuring optimization, security, and reliability ac...

Join a team that's focused on optimizing IT systems, providing advanced troubleshooting, and ensuring reliable performance across diverse technologies in mission-critical enterprise environments...

Optimize IT system performance by providing advanced troubleshooting and maintenance support across diverse technologies in mission-critical environments, ensuring reliable operations and effective us...

Join a high-impact Agile team to enhance mission-critical systems in AWS, ensuring optimal performance and reliability while driving operational excellence across diverse cloud infrastructure and appl...

Accelerate your career by providing technical support for complex systems, troubleshooting issues on Windows 11, and collaborating on IT solutions that enhance user experience and system security for...

Deliver expert administration and management of ClearPath OS2200 systems, ensuring optimal performance and security. Collaborate with teams to enhance services, support integration, and drive continuo...

Develop and optimize IT systems for mission-critical infrastructure. Take ownership of troubleshooting, configuration, and maintenance while ensuring high performance and reliability across various en...

Join a collaborative team as a Level 3 Systems Administrator, supporting advanced IT infrastructure and systems. Drive reliability, performance, and security across enterprise environments while provi...

Grow your career with a team that ensures the reliability, security, and availability of enterprise IT systems across multiple global environments, providing essential support and operational continui...

Shape the future of IT systems by providing vital support and optimization for mission-critical infrastructure as a dedicated Systems Administrator on our technical operations team...

Lead the design and maintenance of robust Windows infrastructures. Dive into supporting innovative AI technologies while providing exceptional technical assistance and optimizing system performance...

Drive innovation in Windows systems as a Senior Administrator, overseeing design, implementation, and maintenance of critical infrastructure. Collaborate with IT teams to support advanced technologies...

Join our team to provide vital system administration and engineering support, ensuring operational security and performance across various networks. Collaborate efficiently while managing technical ch...

Empower the Mission LAN by managing systems administration, ensuring seamless operations, security compliance, and enhanced functionality. Drive innovation through technical expertise while collaborat...

Champion a high-performance environment as a Linux System Administrator, ensuring optimal system reliability, security compliance, and continuous improvements across infrastructure operations while co...

Advance enterprise infrastructure by managing Linux systems, storage, and backups while ensuring security compliance. Collaborate cross-functionally to enhance system reliability and drive operational...

Drive innovative solutions by leading the design, development, and maintenance of a modern DevOps architecture to enhance software reliability, security, and performance. Collaborate within a dynamic...

Join a team that's evolving infrastructure to enhance system performance and security. Lead initiatives to design and maintain dynamic cloud architecture, ensuring optimal operations while supporting...

Join a dynamic engineering team to enhance Windows OS sensor solutions, tackling complex challenges, optimizing systems, and ensuring high-quality project delivery through collaboration and technical...

Elevate operations by managing complex Windows and Linux environments, leveraging DevOps principles to enhance automation and system efficiency, while providing critical support for mission-driven app...