Windows System Administrator Jobs in Arlington, VA

Join a dynamic team to design and maintain innovative cloud-native applications and infrastructure. Bring your AWS, DevOps, and IaC expertise to ensure mission-critical operations and optimize scalabi...

Develop cutting-edge emulation tools to analyze cyber-physical systems, collaborating with a multidisciplinary team. Leverage expertise in software engineering and virtualization to create robust solu...

Drive network optimization and security for a vast enterprise IT infrastructure, supporting over 120,000 users and 141,000 endpoints. Enhance network performance, implement compliance standards, and e...

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...

Shape the future of endpoint security by designing and optimizing robust technologies and automation solutions to enhance organizational protection and streamline operations across the enterprise envi...

Advance your career by integrating technical expertise in cyber security and knowledge management. Collaborate on complex data processing systems while supporting the Sponsor's data strategy in an on...

Lead the technical vision for scalable backend systems, collaborating with cross-functional teams to translate product goals into executable strategies. Mentor engineers, drive architectural design, a...

Advance federal IT modernization by developing secure Azure cloud solutions, optimizing performance and compliance, while collaborating with stakeholders to ensure mission-critical infrastructure is r...

Elevate system functionality by managing IT applications and enhancing project delivery through collaboration. Utilize your expertise in troubleshooting and maintenance while integrating AI solutions...

Unlock your potential by joining a dynamic Cyber Security team, focusing on safeguarding sensitive data across diverse systems and networks. Engage in system accreditation, incident response, and opti...

Drive the development of advanced software systems, enhancing performance and usability. Collaborate with cross-functional teams to deliver innovative solutions by analyzing requirements, guiding proj...

Serve as a key player in refining our DevOps and Operations for mission-critical SaaS systems, ensuring optimal performance and responsiveness through automation and collaboration with diverse teams...

Join a dynamic team to lead a large-scale enterprise cybersecurity program, overseeing security operations, audits, and multi-vendor coordination while ensuring compliance with federal standards and e...

Transform data landscapes by architecting scalable pipelines and cloud solutions. Collaborate with cross-functional teams to create reliable data architectures supporting analytics and operational sys...

Join a dynamic team driving IT system support for mission-critical enterprise applications. Develop and maintain infrastructure, ensuring security and reliability while enhancing operational efficienc...

Take ownership of mission-critical IT systems by providing support, troubleshooting, and maintenance for enterprise applications. Collaborate with teams to enhance infrastructure reliability and ensur...

Drive software deployment initiatives by leading planning, release coordination, and production cutover activities. Collaborate with teams to ensure compliance with cybersecurity requirements and main...

Champion innovative technology solutions by collaborating across teams to enhance application development, streamline operations, and optimize user experiences within a digital architecture that's ess...

Solve complex infrastructure issues while managing user systems and security. Take ownership of system administration tasks, apply necessary updates, and support deployment of new projects to ensure e...

Lead the charge in enhancing enterprise systems for the Army National Guard, delivering vital IT infrastructure and cybersecurity support while optimizing performance across a vast network of operatio...

Drive HCM solution implementation and modernization, leveraging your expertise to configure systems, manage projects, and ensure quality deliverables while collaborating with project teams and clients...

Drive the design and enhancement of corporate security infrastructure, improving automation and maintaining strong security posture in a cloud environment. Collaborate with teams to implement controls...

Transform project management for federal IT programs by leading the transition of critical infrastructure operations, ensuring schedule integrity and effective stakeholder coordination across multiple...

Grow your career with a dynamic team to architect and manage secure Azure cloud solutions for federal IT, enhancing infrastructure, automation, and compliance through effective DevOps practices and co...

Pioneer advanced software solutions for complex systems, enhancing usability and performance. Collaborate with teams to design, test, and troubleshoot software while ensuring compliance with specifica...