IT Systems Administrator Jobs in Tustin, CA

Optimize your career by managing geophysical data processing and analysis, with opportunities for fieldwork. Collaborate with senior management and enhance your technical skills in a permanent, team-o...

Champion day-to-day sales enablement system administration, enhance platform functionality, and support operational efficiency through user management, data analytics, and proactive improvements in a...

Help us ensure compliance and improve operations for complex water management systems by coordinating environmental programs and overseeing regulatory activities to enhance public health and environme...

Lead the charge in shaping advanced classified security strategies and infrastructure to protect critical information assets, driving innovation and collaboration across national security programs whi...

Join a dynamic team to lead client strategy initiatives, driving transformation and growth through detailed analysis, client engagement, and high-impact deliverables while mentoring junior team member...

Champion the management of cash disbursements and banking functions, enhancing cash liquidity oversight, operational efficiency, and compliance across global platforms while providing support for fore...

Shape the future of cyber operations by leading engineering initiatives that enhance platform capabilities through secure, scalable solutions while driving team effectiveness and innovation...

Shape the future of higher education by establishing strategic partnerships, delivering insights, and building executive relationships to drive digital transformation in U.S. colleges and universities...

Shape the future of litigation support by leading multi-division efforts at the DOJ. Utilize your senior management expertise to coordinate complex programs and ensure effective contract management ac...

Innovate enterprise application strategies by leading ERP implementation, ensuring alignment with operational processes and enhancing data utilization and digital transformation. Collaborate with exec...

Shape the future of Cybersecurity by delivering cutting-edge technical solutions, mentoring team members, and collaborating with cross-functional teams to meet client needs and enhance product functio...

Contribute to impactful Federal contracting processes by managing complex procurements, ensuring regulatory compliance, and leading negotiations while providing expert advice throughout the procuremen...

Elevate operations by managing daily functions and driving improvements at a leading drone manufacturing facility, ensuring a smooth transition from build-out to production while scaling the facilitie...

Join a team that's dedicated to ensuring the safety and efficiency of medical devices. As a BioMedical Technician I, perform maintenance, repairs, and inspections to support clinical environments and...

Join a dynamic team to develop and maintain a robust automated test infrastructure, ensuring software reliability and quality through innovative design, collaboration with developers, and active parti...

Lead the integration and development of high-performance automotive systems, ensuring product readiness from concept through production. Collaborate across teams to achieve high standards for quality...

Innovate with us to develop and enhance robust software applications using .NET and Angular, ensuring top-notch performance and security in collaboration with cross-functional teams...

Grow your career with this leadership role overseeing electrical engineering teams for naval vessels, ensuring quality support from design to fleet operations while driving team efficiency and client...

Join a team that's shaping responsible AI governance and privacy practices by operationalizing frameworks and tools for managing AI risks, and integrate governance into engineering workflows across di...

Unlock potential by driving strategic Microsoft account growth, fostering C-suite relationships, overcoming customer challenges, and delivering tailored solutions while leading cross-functional teams...

Contribute to impactful contract management by leading a team in federal contracting, fostering essential relationships, and guiding complex negotiations to drive operational success and compliance ac...

Take ownership of SKU-level capacity management to drive global infrastructure deployment. Collaborate with cross-functional teams to ensure effective execution, utilizing data analytics and project m...

Elevate your career by operationalizing AI governance and privacy. Collaborate with diverse teams to ensure responsible AI systems and effective risk management. Shape workflows, invent governance mod...

Champion vendor management by overseeing contracts, negotiations, pricing models, and relationships to streamline operational effectiveness and align with financial goals within cyber training program...

Lead end-to-end feature development as a Senior Full-Stack Engineer. Own problem-solving from concept to deployment, ensuring high-quality, scalable solutions across the stack while collaborating clos...