IT Systems Administrator Jobs in Tustin, CA

Drive the design and execution of robust production GenAI systems that enhance automation, deliver reliable performance, and support real user interactions through end-to-end ownership while ensuring...

Transform clinical trial budgeting by coordinating analyses, negotiating with sponsors, and ensuring compliance. Support a collaborative team to refine administrative processes and mentor junior staff...

Join a team that's shaping the future of life sciences by developing scalable applications and robust analytics solutions. Collaborate across disciplines to deliver impactful technology that empowers...

Grow your career with us to oversee IT integration and project management for major airport terminal upgrades. Collaborate with stakeholders to ensure successful implementation of cutting-edge technol...

Join a team that optimizes Salesforce workflows through effective configuration, agile collaboration, and dynamic problem-solving. Work closely with stakeholders to implement best practices and enhanc...

Join a team that's enhancing automated workflows and data analytics through innovative Power Apps and Power BI solutions to support the Department of Homeland Security's mission, all in a fully remote...

Drive innovation by developing impactful technology solutions and mentoring teams. Ensure adherence to best practices while addressing functional and non-functional requirements to enhance service qua...

Drive the evolution and automation of RDMA Ethernet fabrics, ensuring reliable global network performance. Collaborate cross-functionally to enhance operations and build robust telemetry systems for m...

Lead a team of Advanced Support Consultants, driving impactful solutions and exceptional service delivery. Ensure client success through collaboration, technical support, and process improvement, whil...

Lead the charge in developing security architecture strategies that align with business objectives. Collaborate with teams to mitigate risks and ensure comprehensive protection of digital assets throu...

Take ownership of Procore system administration, driving implementation, support, and user training. Collaborate with stakeholders to enhance project workflows and data management. Ensure compliance a...

Transform security operations by providing essential multi-disciplined support for sensitive information at a top-tier facility, ensuring compliance and maintaining documentation integrity while assis...

Shape the future of cybersecurity by designing cutting-edge PKI architecture that supports robust authentication and Zero Trust initiatives while collaborating with cross-functional teams to ensure op...

Elevate organizational efficiency by managing complex data and finances, tackling administrative challenges, and coordinating projects with minimal supervision. Your expertise will support key decisio...

Drive SAP security and GRC initiatives to enhance compliance and risk management across diverse client environments, leading teams and projects while optimizing security frameworks and governance prac...

Manage SAP security and GRC implementations, leading assessments and designs across complex environments. Drive collaboration with stakeholders to enhance security postures while ensuring compliance a...

Join a dynamic team to manage software engineering projects, lead teams, and drive product effectiveness while mentoring engineers and coordinating development initiatives remotely in a collaborative...

Transform project delivery by assisting in planning, coordinating, and executing projects within an organization. Collaborate with stakeholders to ensure alignment and successful implementation, enhan...

Join a dynamic finance team as a Senior Technical Accountant, leading technical accounting research, policy development, and financial reporting to ensure compliance with U.S. GAAP while influencing s...

Engage with customers to define and translate requirements into infrastructure solutions while managing service delivery and ensuring alignment with cloud service initiatives. Coordinate lifecycle pro...

Join a dynamic team as you lead Solutions Architects, driving success in public sector sales. Oversee technical strategy and foster collaboration, ensuring customer mission alignment with GitLab's inn...

Innovate your career with a dynamic role managing global application landscapes, bridging business needs and technical solutions to ensure performance, security, and continuous improvement across ente...

Accelerate progress at our IT service management by overseeing the ServiceNow platform operations, ensuring service quality, user experience, and continuous improvement while managing a dedicated team...

Drive operational excellence as you lead a unionized team in a regulated manufacturing environment, ensuring safety and efficiency in production while enhancing collaboration with cross-functional par...

Innovate your career by leading transformational digital strategies within the Intelligence Community, driving business growth and fostering key partnerships while overseeing technology solutions and...