Senior Windows Administrator Jobs in Arlington, VA

Optimize operations by leading IT systems management across multiple locations. Collaborate with teams to provide technical support, ensure security compliance, and enhance functionality in a high-sta...

Lead the charge in optimizing endpoint management for critical IT operations, supporting over 120,000 users nationwide. Contribute to a dynamic team ensuring robust compliance and security tailored fo...

Grow your career as a key contributor to system optimization, supporting Linux and Windows administration while ensuring compliance and efficiency. Collaborate effectively within a team-focused enviro...

Collaborate with cross-functional teams to define and deliver product solutions that align with user needs and business goals, leveraging Agile methodologies and analysis techniques for continuous imp...

Empower teams through mission-critical management of federal cybersecurity platforms, ensuring operational stability and compliance while collaborating with cross-functional stakeholders to enhance in...

Champion the mission by providing independent technical assessment, systems engineering, and mission insight for a cutting-edge space-based radar system. Collaborate with government and industry partn...

Champion customer success and user support operations, driving strategy and governance for the War Data Platform. Engage stakeholders, improve service delivery, and enhance user experiences across all...

Join a team that's revolutionizing enterprise IT systems by designing and sustaining complex infrastructures, ensuring high performance and compliance while driving innovative solutions through collab...

Unlock your potential by providing vital Configuration Management support for HPC operations, engaging in quality assurance and guiding processes to ensure efficient management of software/hardware co...

Champion comprehensive Configuration Management for HPC systems, ensuring quality assurance and effective change processes. Collaborate across teams to maintain configuration integrity throughout the...

Drive system enhancements and user satisfaction by collaborating with teams to improve PMWeb’s performance and streamline processes while ensuring effective training and support for stakeholders and e...

Lead the charge in customer success and operations within the War Data Platform, enhancing mission outcomes through effective stakeholder engagement, service delivery, and user support strategies acro...

Transform the user support landscape by leading customer success strategies and engaging stakeholders across multiple military commands to enhance the operational effectiveness of the War Data Platfor...

Empower mission-critical IT systems as a System Engineer, analyzing requirements and enhancing enterprise solutions. Collaborate across teams, troubleshoot complex issues, and lead initiatives that en...

Join a team that's dedicated to designing and developing secure software applications for national security and law enforcement missions. Engage in Agile methodologies and mentor others while contribu...

Advance cloud applications development by designing, building, and deploying innovative full-stack solutions while collaborating across teams to deliver secure and scalable software products that meet...

Accelerate your career as you drive innovative cloud-native solutions and scalable full-stack applications. Collaborate with clients and tech teams to enhance capabilities and solve complex challenges...

Develop and manage Linux systems to support mission-driven Intelligence environments, ensuring security compliance and efficient operations. Opportunities for various experience levels are available t...

Elevate your career by managing and optimizing enterprise databases to ensure reliability, security, and peak performance while collaborating in an Agile environment to meet client objectives and enha...

Join a team that's shaping the future of cloud technology by architecting, deploying, and maintaining advanced AWS environments while ensuring operational excellence across on-premise server infrastru...

Support and optimize IT systems as a proactive System Administrator, driving trouble resolution and operational efficiency across multiple platforms while enhancing user experience and system performa...

Drive the reliability and efficiency of network systems by designing, implementing, and maintaining infrastructure that meets security and performance standards. Collaborate with IT professionals to t...

Join a team that's dedicated to enhancing system infrastructure and network reliability. In this pivotal role, you will manage performance, troubleshoot issues, and ensure security compliance while co...

Join a team that's dedicated to maintaining and optimizing SQL Server environments, ensuring security and performance. Collaborate with development teams on tasks like query optimization and provide c...

Unlock your potential by delivering integrated DevSecOps solutions for mission-critical systems, collaborating with engineering teams and government partners to enhance capabilities and security acros...