IT Systems Administrator Jobs

Engineer the security and reliability of vital research systems. Administer identities, manage incidents, and optimize infrastructure while collaborating with IT teams to support scientific and admini...

Advance the impact of critical research by managing IT systems, securing environments, and optimizing infrastructure through hands-on support and continual improvement, ensuring compliance and reliabi...

Unlock potential by ensuring the performance and security of enterprise IT systems. Join a dynamic team managing desktop support in a large-scale environment, implementing innovative solutions for mis...

Optimize the performance and security of a large-scale enterprise IT environment by managing Windows Servers and RHEL systems. Engage in desktop maintenance, patch management, and improve operational...

Advance your career by joining a dynamic team responsible for maintaining mission-critical IT systems. This role involves Windows Server and RHEL administration, ensuring high performance, security, a...

Drive secure software delivery in a dynamic environment while leading cybersecurity practices, Risk Management Framework (RMF) execution, and collaborating across agile teams to enhance mission succes...

Manage the continuous operations of satellite command and control systems. Lead personnel, oversee training, and ensure all spacecraft missions are supported efficiently with appropriate documentation...

Oversee and enhance Microsoft Exchange environments, ensuring optimal performance and security. Collaborate on server upgrades, troubleshoot issues, and implement strategies for reliable communication...

Unlock your potential in IT by maintaining system performance, ensuring data security, and delivering top-tier technical support. Collaborate on technology projects while improving operational efficie...

Innovate secure system architectures and lead vulnerability assessments, ensuring compliance with DoD standards. Collaborate with technical teams to enhance cybersecurity across all phases of system l...

Optimize the engineering computing environment by managing technical support across systems, VDI, and IoT. Ensure smooth operations and implement effective solutions that enhance the technological cap...

Lead the charge in deploying and maintaining enterprise Red Hat Linux systems, ensuring security compliance and optimal performance for U.S. Army operations while automating processes and managing sys...

Deliver robust enterprise RHEL solutions by engineering, deploying, and maintaining Linux infrastructure, while ensuring compliance and security standards in support of mission-critical U.S. Army oper...

Join a team that's focused on IT network management, ensuring the stability and security of systems across Windows and Linux environments while enhancing cloud operations and supporting diverse techni...

Engage in critical systems administration for enterprise operations, ensuring system integrity, security, and performance. Collaborate with engineers and support virtualization and storage services wh...

Unlock potential by managing and optimizing cloud and on-premises infrastructure, ensuring reliable performance and security while supporting a global technology environment and driving business objec...

Help us shape the future of network operations in an industrial control environment, ensuring optimal performance and support of systems while facilitating significant growth within our operations...

Join us to optimize and maintain complex z/OS environments, oversee mainframe infrastructure, and provide critical support for system performance, security, and disaster recovery, ensuring stability a...

Lead the charge in managing and optimizing Red Hat Linux systems, ensuring peak performance and reliability. Collaborate with teams to support operations and troubleshoot issues in a dynamic IT enviro...

Join a team that supports the implementation and maintenance of IT systems, managing infrastructure and operations for optimal performance, alongside troubleshooting and escalation processes for seaml...

Elevate your career by providing critical Linux systems administration and support, ensuring operational excellence in mission-critical environments. Collaborate with a dynamic team while managing eff...

Lead the charge in maintaining secure, mission-critical IT systems by providing expert administration and troubleshooting for both Linux and Windows environments, ensuring optimal performance and comp...

Champion the administration and security of containerized IT infrastructures. Leverage expertise in systems analysis and container technology to ensure optimal performance, availability, and integrity...

Empower cybersecurity initiatives by analyzing strategies and solutions that tackle operational challenges. Support critical systems for national security while fostering effective relationships acros...

Contribute to innovative off-road autonomy projects by supporting enterprise technology systems, automation, and infrastructure deployment. Collaborate with engineers to create tools and enhance produ...