IT Systems Administrator Jobs in Tustin, CA

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...

Partner with us to oversee construction projects, coordinate subcontractors, and ensure compliance with safety standards while delivering quality results on time and within budget, with a focus on cus...

Innovate and drive TPRM initiatives, enhancing risk management across vendors while fostering stakeholder trust. Shape compliance and audit readiness, authoring strategies that elevate enterprise risk...

Transform healthcare analytics by evaluating clinical impacts, revealing insights into cost drivers, and supporting quality improvement initiatives while mentoring a dynamic team in a collaborative, i...

Join a team that's driving technical excellence in enterprise solutions. As a trusted advisor, guide customers through the sales cycle, ensuring impactful solution design and accelerating deal progres...

Join a team that's committed to enhancing Agile methodologies, coaching multiple teams, and fostering strong relationships with stakeholders to ensure successful project delivery within a scaled Agile...

Lead the charge in quality engineering by developing robust testing strategies and collaborating with development teams to enhance software functionality and reliability, ensuring high standards of qu...

Drive innovation by designing scalable ERP/CRM solutions. Collaborate cross-functionally to enhance application efficiency and quality while guiding technical delivery and championing best practices w...

Execute critical support for Oracle Customer Care and Billing system, collaborating with cross-functional teams to enhance application performance and integration. Provide strategic system analysis, t...

Pioneer a robust network security environment by defining standards and leading zero-trust strategies while ensuring compliance and protecting sensitive data throughout cloud and on-premises infrastru...

Join our team to innovate Salesforce support solutions, drive technical excellence, and lead a talented development pod focused on enhancing user experience across our Salesforce platforms...

Deliver high-quality IT support and operations for a dynamic game development studio. Lead a team in maintaining tech infrastructure, collaborating with corporate IT, and ensuring exceptional service...

Lead the integration and test of aerospace vehicles from design to launch. Drive technical decisions, ensure flight readiness, and optimize performance metrics while collaborating across engineering t...

Join a team that's shaping the future of training and change management, delivering impactful AI-enabled software solutions. Leverage your expertise to drive client engagement and ensure successful pr...

Lead the charge in driving new client acquisition and nurturing existing customer relationships in a fast-paced SaaS environment, while leveraging innovative privacy solutions to enhance trust and rev...

Lead the successful deployment of complex reactor projects, ensuring compliance with contract obligations and timely deliverables. Collaborate with cross-functional teams to manage project schedules...

Lead the charge in shaping the enterprise architecture strategy, aligning technology with business priorities. Drive governance and innovation while managing a diverse team, fostering a global archite...

Transform cutting-edge .NET applications by designing, developing, and maintaining software solutions in a dynamic, Agile environment. Collaborate cross-functionally to ensure top-quality, resilient a...

Join us to enhance enterprise security operations by architecting, implementing, and supporting security solutions. Take ownership of assessments, system monitoring, and compliance, ensuring robust pr...

Lead the charge in designing and managing enterprise data systems, ensuring stability and security. Collaborate with cross-functional teams to develop scalable architectures while mentoring engineers...