IT Systems Administrator Jobs in San Francisco, CA

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

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...

Optimize the operation and configuration of complex Okta environments, ensuring stability and support while leading a team of system administrators and enhancing end-user technology experiences...

Empower operations as a System Administrator for MODES III, managing AWS and on-prem cloud systems. Ensure system security, availability, and performance while collaborating with DevOps teams to suppo...

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...

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...

Provide architectural expertise to enhance internal IT systems and automate processes. Drive incident resolution and support Tier 2/3 applications while collaborating with stakeholders to maintain sys...

Join a high-impact Agile team to enhance mission-critical systems in AWS, ensuring optimal performance and reliability while driving operational excellence across diverse cloud infrastructure and appl...

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...

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...

Take ownership of a senior technical role managing extensive systems administration and cloud infrastructure. Oversee operations across multiple locations, ensuring service reliability and compliance...

Engage in thorough assessments of financial systems to ensure compliance with federal regulations. Utilize expert knowledge in systems controls and auditing practices to protect sensitive information...

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...

Lead and inspire a high-performing team focused on securing cloud infrastructure and modern application delivery. Drive enhancements in security architecture while advancing team skills in a collabora...

Champion our systems by optimizing the Power Platform and providing exceptional support across complex environments. Collaborate with teams to enhance functionality, ensure compliance, and drive effic...

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...

Engage in advanced Linux/Unix systems administration within a dynamic NOC environment. Manage escalations, conduct troubleshooting, and maintain infrastructure reliability across multiple locations, e...

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...

Join a team that's dedicated to enhancing financial systems through rigorous auditing and controls assessment. Collaborate on federal requirements while providing actionable insights for improved comp...

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...