IT Systems Administrator Jobs in Tustin, CA

Champion the design and delivery of mission-critical AI systems, guiding technical strategy and innovation while ensuring compliance and scalability across federal programs and guiding cross-program t...

Unlock potential by providing development support and technical evaluations for electric power generation projects. Collaborate on designs, risk assessments, and contract development while leading imp...

Optimize automated testing strategies across multiple projects, ensuring quality and efficiency. Collaborate with cross-functional teams to enhance software functionality through rigorous testing and...

Empower our global IT support transformation, driving exceptional user experiences through strategic leadership and a focus on automation, collaboration, and service excellence within a matrixed envir...

Lead transformative IT initiatives that empower Sales & Marketing functions, enhance customer engagement, and drive revenue growth through innovative technology solutions and optimized processes...

Unlock potential by driving strategic initiatives and fostering growth through collaborative partnerships. This role encompasses comprehensive leadership and management responsibilities to ensure impa...

Innovate Oracle database management in a remote setting, ensuring 24/7 operational support for cloud environments. Lead maintenance, performance tuning, and recovery, while enhancing database security...

Accelerate progress at generating leads and nurturing client relationships through targeted outreach and strategic engagement, driving sales opportunities in technology and digital services across the...

Engineer cutting-edge frequency and timing systems, advancing space communications. Collaborate with a diverse team to design, test, and implement innovative atomic clock technologies for NASA mission...

Join our team to lead an engineering group focused on building secure cloud solutions. You'll drive compliance, promote team development, and connect with cross-functional teams, ensuring our Governme...

Create impactful installations by leading and mentoring a dynamic team, ensuring projects meet quality standards while managing resources, budgets, and timelines in alignment with best practices for s...

Optimize enterprise systems to enhance business operations, driving B2B solutions integration and fostering collaboration within teams. Provide strategic insights for process improvements and user exp...

Pioneer a transformation in integrated marketing with AI-driven strategies, overseeing branding, operations, and execution. Collaborate cross-functionally to drive performance, enhance efficiency, and...

Drive quality excellence in aerospace manufacturing by implementing robust controls and optimizing processes. Collaborate with teams to enhance product quality, ensure compliance, and lead continuous...

Join a team that's dedicated to advancing workplace safety in food manufacturing. You will lead EHS programs across multiple sites, ensuring compliance, risk reduction, and a culture of safety as you...

Support technical, pricing, and marketing deliverables for aerospace interconnect products, collaborating daily with product managers, sales agents, and engineers to improve quote turnaround and proje...

Shape the future of AI by designing advanced LLM systems that reason, plan, and execute workflows. Collaborate with clients and teams to deliver innovative AI solutions, ensuring precision and maintai...

Champion security excellence by enhancing organizational defenses, optimizing controls, and fostering secure technology practices to protect vital assets and enable safe digital transformation across...

Lead the charge in space defense by overseeing system architecture and integration for Space Control programs. Utilize your expertise to establish requirements and conduct pivotal analyses to enhance...

Join as a Principal System Engineer to lead innovations in customer care and sales processes, applying advanced technologies and methodologies to simplify operations, enhance efficiency, and drive cus...

Lead multidisciplinary project teams in delivering high voltage substation solutions. Manage design, execution, and client interactions, ensuring projects meet quality standards, timelines, and budget...

Champion innovative technical solutions by leveraging expertise in federal cybersecurity and cloud modernizations. Collaborate across teams to architect winning proposals and engage in strategic busin...

Lead the charge in enterprise cybersecurity and AI security governance, ensuring robust protection against evolving threats while aligning security strategies with business goals and fostering a cultu...

Unlock potential by optimizing and integrating business applications. Collaborate cross-functionally to deliver scalable Salesforce solutions, enhance processes, and drive business efficiency in a dyn...

Transform your career by designing cutting-edge end-to-end solutions, focusing on backend architecture, React development, and AI-powered features for a modern collaboration platform while ensuring us...