IT Systems Administrator Jobs in Tustin, CA

Join a team that's leading enterprise software implementations, driving operational excellence through strong client partnerships and cross-functional collaboration to ensure projects are delivered on...

Make your mark at the forefront of program management as you lead a team to enhance project delivery, data analytics, and reporting for critical DHS initiatives, ensuring compliance and collaboration...

Grow impactful solutions by tackling complex customer challenges through innovative software engineering, collaborating closely with clients and teams to translate needs into high-quality solutions in...

Engage with a diverse team to develop pioneering space mission concepts and operational architectures, ensuring alignment across stakeholders and driving innovative solutions in a fast-paced engineeri...

Lead the development of innovative space vehicle operations. Collaborate with cross-functional teams to define and execute ConOps for groundbreaking missions, ensuring alignment with stakeholder objec...

Empower your career as you lead diverse engineering teams in developing cutting-edge systems across a portfolio of advanced programs. Drive innovation with your expertise, facilitating communication a...

Join a team that's pioneering advancements in quantum networking technologies. Collaborate with top scientists and engineers to develop innovative solutions and prototypes, while driving the future of...

Elevate design effectiveness by providing DFx leadership, ensuring manufacturability, assembly efficiency, and quality throughout product lifecycles while collaborating across engineering, manufacturi...

Drive innovation in automation solutions, empowering HR with efficient, scalable processes. Collaborate cross-functionally to design reliable systems that enhance productivity and foster a world-class...

Join us to advance Veteran health initiatives by designing and implementing innovative software solutions. Leverage your expertise in automation and systems integration to enhance healthcare operation...

Lead the large-scale construction and commissioning of AI data centers, ensuring timely, budget-compliant delivery of top-quality facilities while collaborating with cross-functional teams for optimal...

Lead the charge in managing advanced Energy Management Systems for military housing, blending technical expertise with operational oversight to optimize building performance and enhance energy efficie...

Transform operations by leading critical mechanical systems in AI data centers. Drive technical readiness, oversee audits, and enhance cooling infrastructure to meet rigorous demands while mentoring u...

Lead the charge in regulatory excellence, guiding licensing, compliance, and government relations for innovative space programs. Collaborate with cross-functional teams, shape strategies, and build a...

Engage with key customers to drive net revenue retention and growth. You'll build and execute account plans, identify upsell opportunities, and ensure outstanding customer experiences while managing m...

Innovate core infrastructure and systems for agent-native applications, ensuring high availability and performance while enabling a culture of developer efficiency and confidence in delivery...

Help us enhance security standards by executing assessments and validating controls. This role involves documenting findings, analyzing evidence, and driving efficiency improvements while fostering co...

Transform insurance operations as an AI Solutions Developer, using advanced technology to create innovative applications, streamline systems integration, and enhance reporting workflows across departm...

Join a team that’s focusing on Conduit Tech, empowering HVAC professionals to design and install energy-efficient systems. Leverage startup agility combined with leading industry resources for impactf...

Champion exceptional customer service and technical solutions in a dynamic, travel-based role. Collaborate cross-functionally, drive service growth, and ensure compliance while resolving complex imagi...

Join a team that's shaping application solutions by developing, reviewing, and documenting modular codes, conducting root cause analysis, and collaborating with stakeholders to achieve stable, high-qu...

Drive compliance automation and risk management solutions for government vendors, leveraging your expertise in federal frameworks to close complex sales with confidence and influence product strategy...

Own and optimize the Gainsight platform to enhance customer experience through health scoring, playbooks, and actionable insights, collaborating across teams to ensure data-driven customer engagement...

Join a team that's driving strategic ERP advancements, optimizing solutions, and enhancing system efficiency for utility sectors. Lead critical integrations, foster compliance, and develop capabilitie...

Pioneer ERP solution architecture, optimizing performance and integration while translating business needs into technical requirements. Collaborate with stakeholders to ensure scalability and best pra...