IT Systems Administrator Jobs in Washington, DC

Join a dynamic team as a System Administrator, overseeing high-performance computing infrastructure and network management in a secure environment, utilizing advanced technologies and best practices t...

Drive excellence in system administration, providing support for Linux servers and workstations in a high-security RDT&E environment while implementing best practices to enhance performance and securi...

Shape the future of our DevSecOps initiatives by deploying and integrating applications, managing virtualized environments, and ensuring system integrity with continuous monitoring and updates to meet...

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...

Advance your career as a Systems Administrator, providing critical technical support while delivering excellent customer service. Engage with users and ensure seamless operation of hardware and softwa...

Join our team to implement and manage enterprise network infrastructure, ensuring secure connectivity and optimal performance for a large-scale operation serving over 120,000 users across diverse loca...

Pioneer essential IT infrastructure management, supporting operations, troubleshooting, and maintenance of complex systems. Empower teams as you enhance user experiences and optimize performance acros...

Contribute to ITOM excellence by managing ServiceNow platforms, ensuring data integrity, and optimizing integrations in compliance with federal standards. Collaborate with teams to enhance system perf...

Join our team to engineer and support innovative solutions in a Windows environment, enhance system deployment, and improve network operations while collaborating with various teams to ensure seamless...

Drive network efficiency by tackling complex support issues, leading upgrades, and coordinating ticket resolutions. Collaborate with teams to ensure optimal network performance and develop technical r...

Support critical cybersecurity operations by executing Risk Management Framework activities, ensuring compliance for information systems across classified and unclassified environments, and collaborat...

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

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...

Join a team that's dedicated to ensuring the security and functionality of critical IT systems. This role encompasses system administration, user support, and operational sustainment for classified en...

Join a team that ensures secure, compliant IT operations for mission-critical services. As a System Administrator, you'll manage server environments, support cybersecurity protocols, and collaborate w...

Contribute to the evolution of our security posture by developing robust metrics and alerts. This hands-on role involves analyzing traffic patterns, operating security controls, and ensuring coverage...

Grow your career with us as a Systems Administrator, where you'll support and enhance user experience in a complex Windows environment while tackling troubleshooting, installations, and IT administrat...

Support our team by leveraging your IT skills to troubleshoot and resolve technical issues, maintain system integrity, and enhance operational efficiency in a dynamic research and development environm...

Contribute to national security operations by maintaining high-availability Linux systems. Collaborate with cross-functional teams to troubleshoot complex issues, manage customer needs, and ensure com...

Transform your career by implementing and managing VDI solutions for a critical IT infrastructure supporting a vast user base. Drive operational efficiency through collaboration and innovative securit...

Shape enterprise IT infrastructure for the DOD by administering systems, enhancing security, and ensuring optimal network performance while collaborating in a dynamic team environment to achieve missi...

Join us to leverage your Windows Server expertise in a dynamic role focused on infrastructure management, security compliance, and customer-driven solutions. You'll play a key part in optimizing perfo...

Transform enterprise system operations by collaborating on complex solutions, optimizing network performance and ensuring security compliance within a critical intelligence framework...

Manage cyber forensic investigations in cloud environments, enhancing security by analyzing threats and producing actionable insights. Collaborate with teams to respond to incidents, and optimize dete...