IT Systems Administrator Jobs in San Jose, CA

Manage the implementation and operation of IT systems supporting DOJ's complex litigation needs. Optimize performance and ensure security while leading a team in a fully remote environment dedicated t...

Elevate server performance by designing, implementing, and maintaining secure, enterprise-level server infrastructure, leveraging virtualization, automation tools, and best practices for efficiency an...

Elevate system reliability by managing Linux and Windows environments, ensuring security, performance, and continuous improvement while supporting operational and R&D needs through effective systems a...

Take ownership of DLA's Okta environments, ensuring stable operation through planning, development, and optimization. Engage in end user support, conduct training, and guide on technology direction to...

Join a dynamic team to build and scale IT systems while providing hands-on desktop support. Own end-to-end IT operations, from user support to security controls, ensuring reliable and efficient techno...

Deliver expert administration and management of ClearPath OS2200 systems, ensuring optimal performance and security. Collaborate with teams to enhance services, support integration, and drive continuo...

Join the team to deliver robust Linux administration and automation solutions. Enhance enterprise environments through CI/CD pipeline development, optimize system performance, and ensure operational s...

Shape the future of enterprise network operations, security, and infrastructure while managing and sustaining an integrated IT environment with a focus on routing, switching, and network security tech...

Lead the charge in enhancing our support infrastructure for 13,000+ enterprise clients. You’ll innovate and automate Zendesk systems, ensuring resilience and data integrity while collaborating across...

Transform IT operations by managing, optimizing, and securing critical systems. Ensure seamless business processes and enhance employee experience with innovative solutions while aligning IT services...

Champion innovative IT solutions at the DOJ by analyzing requirements, designing systems, and leading technical teams to support complex litigation missions in a fully remote environment...

Unlock potential by engineering advanced systems that enhance R&D operations, ensuring stable and secure environments through proactive maintenance and innovative solutions. Engage collaboratively to...

Champion your skills in platform administration by enhancing efficiency across Jira, Confluence, SharePoint, and ERP systems. Drive operational improvements and streamline workflows, becoming the esse...

Drive technical support and IT infrastructure for diverse departments, ensuring efficient operations and user satisfaction through proactive problem-solving and effective communication across multiple...

Unlock potential by designing and managing VMware vSphere environments while implementing disaster recovery solutions. Collaborate in cross-functional teams to enhance capacity and optimize performanc...

Oversee the optimization and administration of our Microsoft 365 environment while leading M&A IT integrations. Collaborate across teams to ensure secure technology transitions, manage projects effect...

Lead the charge in optimizing Microsoft 365 environments while managing M&A IT integrations. Collaborate across departments to deliver projects on time and foster innovative solutions for seamless bus...

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...

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

Drive enterprise IT systems engineering to support a fast-growing global company. Collaborate with cross-functional teams to deliver technology solutions and ensure security compliance while maintaini...

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...

Join a team that's dedicated to maintaining and enhancing Linux/Unix environments through expertise in administration, troubleshooting, and proactive monitoring. Support critical operations while deve...

Deliver top-tier Linux/Unix systems administration while optimizing performance, troubleshooting complex issues, and ensuring compliance. Take ownership of operational reports and incident resolution...

Support systems administration by monitoring, troubleshooting, and optimizing network performance across development, testing, and production environments while ensuring compliance with operational st...

Take ownership of advanced Linux/Unix systems administration in a 24x7 NOC environment, ensuring reliability, performing troubleshooting, and managing software packages across multiple locations for o...