Senior Windows Administrator Jobs in Arlington, VA

Unlock your potential in a dynamic IT support role, overseeing infrastructure, enabling smooth operations, and troubleshooting issues across diverse systems while reinforcing security protocols for op...

Lead the charge in managing enterprise-level logging and monitoring systems, ensuring optimal performance and security across multi-region infrastructures, while providing advanced troubleshooting and...

Join a skilled infrastructure team as a Senior System Administrator, leveraging your Windows expertise to design, maintain, and optimize cutting-edge systems and networks in complex environments, whil...

Manage the creation and maintenance of Linux virtual machines in cloud infrastructure. Collaborate with teams to ensure system compliance and security, troubleshoot issues, and support applications. B...

Champion IT excellence by managing system operations and support while ensuring effective troubleshooting and maintenance. Collaborate with teams to enhance client/server/storage/network performance a...

Unlock your potential as you support critical communication systems in a dynamic 24/7 environment. Provide Tier 2 assistance and manage team operations while ensuring seamless IT performance across a...

Join a team that's shaping the future of IT operations by managing Windows and VMware systems in a secure environment. Collaborate on cutting-edge solutions to enhance efficiency and security within a...

Join a team that's dedicated to ensuring optimal HW/SW and network functionality through comprehensive System Administration and support operations across diverse environments, delivering expert troub...

Unlock the potential of mission-critical systems by optimizing cloud infrastructure, enhancing CI/CD pipelines, and ensuring security in a dynamic, collaborative setting focused on innovation and reli...

Drive high-performance computing services by managing complex IT systems, enhancing sustainment capabilities, and optimizing system operations, while providing tiered support to users and maintaining...

Join a dynamic team to enhance IT systems management, support troubleshooting, and ensure operational excellence across a secure environment, optimizing performance and user experience while engaging...

Optimize IT systems through effective implementation, troubleshooting, and maintenance. Deliver daily operational support for diverse infrastructures while ensuring system reliability and performance...

Provide exceptional IT systems support by managing infrastructure, troubleshooting issues, and enhancing performance within a secure environment. Engage with users, diagnose complex problems, and deli...

Transform mission-critical systems as a Systems Administrator, ensuring the reliability and security of cloud infrastructures. Collaborate across teams to automate processes and enhance software deliv...

Champion the design and development of advanced systems, ensuring delivery aligns with architectural standards and operational needs. Collaborate within teams to create innovative solutions and improv...

Advance your career by providing top-tier HPC services, ensuring seamless IT operations while solving complex issues and enhancing system performance. Collaborate with diverse teams to deliver impactf...

Empower high-performance computing through expert system administration, providing critical support, troubleshooting, and optimization of IT systems, while managing daily operations and enhancing reli...

Elevate your technical expertise as a Linux System Administrator, designing and maintaining critical Cross Domain Solutions. You'll enhance security and performance while mentoring a collaborative tea...

Join a team that's dedicated to enhancing system stability and security. As a Linux/Unix Systems Administrator, manage and optimize server performance while collaborating with cross-functional teams f...

Elevate your career by ensuring seamless operations of multi-user computer systems. Collaborate with teams to maintain performance, enhance security, and provide top-tier support in a dynamic hybrid L...

Champion a seamless IT experience by resolving technical issues and enhancing system performance for clients. Utilize analytics to drive improvements and deliver top-notch customer support in a missio...

Join a team that's critical to maintaining system reliability and security, optimizing enterprise application servers, and ensuring compliance with cybersecurity directives for a mission-driven progra...

Champion operational excellence by managing enterprise systems, ensuring compliance with cybersecurity standards, and supporting critical IT infrastructure for mission success across diverse environme...

Optimize your career with a role that supports NIH infrastructure, managing server environments and ensuring the reliability of critical systems. Join an expert team focused on enhancing operational p...

Develop and manage IT systems infrastructure, providing troubleshooting and maintenance support. Ensure optimal performance of client/server, network, and mobile devices while leading Tier 1 and 2 iss...