IT Infrastructure Administrator Jobs in San Jose, CA

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

Transform your career by joining our dynamic IT Engineering team, responsible for designing and managing scalable hybrid infrastructures. Collaborate across teams to enhance systems security, performa...

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...

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...

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...

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...

Manage enterprise technology systems and ensure secure, reliable operations for electronic security applications across various sectors. Contribute to a collaborative team focused on innovation and en...

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...

Lead mission-critical systems support as a TAK Operations Specialist. Ensure seamless deployments, maintain system reliability, and enhance operational decision-making through expert administration an...

Deliver world-class IT infrastructure solutions by designing, configuring, and optimizing cloud, on-premises, and collaborative platforms, ensuring robust compliance in a regulated environment and ser...

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...

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...

Unlock potential by developing innovative software systems that integrate scientific workflows with supercomputing environments. Collaborate on high-performance computing solutions and drive impactful...

Transform the healthcare infrastructure for Veterans by leading modernization initiatives. Collaborate with diverse teams to design secure, scalable solutions and ensure compliance with federal standa...

Join us to provide full-spectrum IT support for a dynamic office. You'll troubleshoot, manage systems, and ensure seamless tech operations for a diverse range of end-users during Pacific Time hours an...

Advance your career by leading IT operations, driving strategic technology initiatives, and aligning IT with business goals while optimizing infrastructure and support processes. Influence stakeholder...

Drive operational excellence as a senior Linux systems administrator, optimizing and managing medical imaging systems. Collaborate with teams to enhance resilience, automate processes, and ensure reli...

Unlock potential by overseeing the management and maintenance of core infrastructure systems, ensuring security, integrity, and availability across physical and cloud environments while collaborating...

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

Pioneer the future of litigation support as you manage IT systems for DOJ, optimizing automated resources for complex legal proceedings. Join our remote team to enhance system performance and ensure c...

Optimize your career as a Workday Application Administrator, collaborating with cross-functional teams to enhance system performance and implement scalable HR solutions that align with business object...

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

Optimize and manage production activities in a dynamic manufacturing environment, ensuring product quality and on-time delivery while championing safety and continuous improvement initiatives across m...

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...