IT Systems Administrator Jobs in Tustin, CA

Drive efficient systems maintenance by automating updates, enhancing security, and resolving network issues. Collaborate within a dynamic environment focused on optimizing training systems across mult...

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...

Advance financial operations by overseeing accounting, reporting, and compliance processes while leading a team focused on continuous improvement and accurate financial reporting. Drive insights for s...

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...

Lead the charge in IT support management, mentoring a skilled team and optimizing hardware procurement, project execution, and ticket resolution while ensuring compliance with industry standards and s...

Lead the charge in optimizing and modernizing hybrid infrastructure for a major federal agency. Collaborate with stakeholders on assessments, automation, and performance enhancements to ensure a secur...

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...

Accelerate technical excellence by designing and maintaining secure endpoint configurations in Windows and macOS environments, ensuring robust support for a federal agency's infrastructure and cyberse...

Lead our information security strategy by enforcing compliance, managing vendor relationships, and addressing security incidents. Collaborate with cross-functional teams to ensure robust security poli...

Champion the enhancement of cybersecurity posture by identifying risks, coordinating incident responses, and implementing robust security controls. Collaborate with cross-functional teams to drive com...

Explore impactful ELN solutions, enhancing workflow efficiency in regulated environments. Collaborate with cross-functional teams to meet compliance and optimize laboratory operations through effectiv...

Advance your career by troubleshooting complex technical issues across multiple CICS environments while leading projects and mentoring teammates in a dynamic IT setting. Engage with end-users to enhan...

Transform your career by leading the Oracle R12 DBA team to ensure optimal application performance, compliance, and support. Drive technology initiatives aligned with business goals while fostering te...

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...

Drive successful technology integration for major terminal modernization projects, leading coordinations among stakeholders to ensure seamless deployment of critical systems across multiple airport co...

Lead the design and management of enterprise network infrastructures ensuring security, compliance, and operational efficiency in multi-site healthcare environments. Play a critical role in maintainin...

Engineer innovative solutions for laboratory information systems, ensuring efficient operations and regulatory compliance. Collaborate with clinical teams to enhance data integrity and streamline work...

Join a team that optimizes banking operations by analyzing and enhancing application performance. You'll leverage your skills in troubleshooting, support, and systems management to drive efficiency an...

Drive innovation and system optimization by leading IT initiatives, ensuring data security and compliance while aligning technology with organizational goals. Enhance performance and build a high-perf...

Drive impactful learning by designing diverse educational solutions that leverage technology and adult learning principles. Collaborate with cross-functional teams to enhance educational experiences a...

Lead strategic initiatives to expand our Line of Business by leveraging your expertise in solution sales and enterprise technology. Inspire and mentor team members while driving successful customer ou...

Engineer real-time automation solutions across manufacturing and enterprise levels. Engage in programming, design, and implementation while mentoring junior team members. Drive operational efficiency...

Champion the modernization of enterprise solutions, driving innovation and efficiency through cutting-edge technologies while collaborating across diverse teams for optimal results...

Unlock potential by driving enterprise-level unified communications solutions, optimizing voice, video, and collaboration services, and ensuring robust performance and security in alignment with feder...

Contribute to robust cloud infrastructure design and support for production workloads, focusing on AWS and Kubernetes. Collaborate with cross-functional teams to ensure secure, scalable, and compliant...