Systems Administrator Jobs in Irvine, CA

Drive a streamlined endpoint management environment, optimizing Microsoft Intune to enhance security and compliance for corporate and BYOD devices across diverse platforms while collaborating with cro...

Serve as a key player in refining our DevOps and Operations for mission-critical SaaS systems, ensuring optimal performance and responsiveness through automation and collaboration with diverse teams...

Manage day-to-day operations of secure classified networks, ensuring high performance and support for Special Access Programs. Collaborate with stakeholders to maintain system integrity and security w...

Join our team to support mission-critical PostgreSQL database operations, optimize performance, and ensure data integrity across enterprise environments. Your expertise in ETL and Oracle administratio...

Shape the future of IT capacity management by ensuring resources meet business demand in a regulated environment. Collaborate with teams to optimize performance, manage risks, and align strategies for...

Create resilient network infrastructures while ensuring security and performance. Lead enterprise identity management and architect innovative solutions across hybrid environments, supporting critical...

Drive the creation and enhancement of cloud-based systems supporting mission-critical applications, focusing on CI/CD automation, high availability, and cross-team collaboration to build a robust DevO...

Join a team that's transforming enterprise application delivery through innovative designs and solutions. Leverage your expertise in F5 BIG-IP technologies while supporting mission-critical applicatio...

Transform data management by ensuring integrity and security across core systems. Lead initiatives to optimize performance and facilitate collaboration among academic and operational teams, enhancing...

Drive innovation in application optimization across iOS, Android, and Windows. Collaborate with teams to troubleshoot and enhance performance while ensuring seamless integration and user experience in...

Lead the charge in high-volume server activation to enhance global cloud infrastructure, ensuring quality and efficiency during scaling phases. Collaborate across teams to optimize processes, driving...

Manage complex litigation support projects remotely, overseeing staff and coordinating case activities. Play a key role in ensuring effective communication with clients and attorneys while executing d...

Support a cloud engineering team by enhancing service reliability in Google Cloud. Implement infrastructure as code, optimize cost efficiency, and develop CI/CD processes while collaborating with cros...

Join a team that's paving the way in systems engineering for global communications. Contribute to innovative modeling projects, collaborate with experts, and ensure mission success through meticulous...

Elevate organizational security by managing end-user computing, networks, and security protocols. Drive strategic projects, ensure robust infrastructure, and lead innovative technology initiatives to...

Reimagine cloud infrastructure by leading a talented team in complex technical troubleshooting and lifecycle management for a high-performance server fleet, ensuring optimal uptime and performance acr...

Transform complex hardware failures into reliable solutions by analyzing GPU, CPU, and server environments. Collaborate with cross-functional teams to enhance RMA processes, vendor interactions, and l...

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...

Elevate project financial management across large construction projects by overseeing job costing, accounts payable, and vendor compliance while collaborating with cross-functional teams to enhance op...

Champion the global administration and support of OT network infrastructure, driving technical solutions to meet diverse business needs while fostering an environment of teamwork and continuous improv...

Drive operational excellence in IT Ops by managing teams, enhancing workflows, and resolving complex technical issues. Lead automation initiatives and ensure service delivery aligns with compliance an...

Join a team that's committed to enhancing national security through innovative systems engineering. Leverage your expertise to develop the next generation of space systems, collaborating with military...

Join a dynamic team to provide Tier 2 support for Dynamics 365 users, troubleshoot complex issues, and enhance support documentation while staying updated on the latest features and best practices in...

Drive the delivery of modern workplace solutions by managing Microsoft 365 services, executing migrations, and optimizing configurations for seamless user experiences. Collaborate cross-functionally t...

Take ownership of integrating security in CI/CD pipelines, ensuring secure cloud operations while empowering engineering teams at speed. Collaborate to fortify security architecture and manage vulnera...