IT Systems Administrator Jobs in Tustin, CA

Elevate customer success by driving Emergency Call Management adoption. This role emphasizes cloud product integration and technical support, ensuring seamless operation within client infrastructures...

Engage in the automation of software deployment and testing, leading a team to design, implement, and maintain frameworks for scalable app management within diverse environments, ensuring compliance a...

Help us lead project delivery and performance by guiding teams, overseeing budgets, and managing client relationships to ensure successful project outcomes and effective collaboration...

Unlock potential by providing essential IS support in a dynamic environment. You'll assist with tech issues, optimize systems, and ensure smooth operations across local and remote setups, contributing...

Champion innovation in Mainframe Systems Programs to drive excellence in hardware and software lifecycle management across diverse client engagements, ensuring strategic delivery and transformative op...

Lead complex IT projects focused on network infrastructure. Utilize waterfall and agile methodologies to execute project plans efficiently while managing cross-functional teams for successful outcomes...

Build and integrate electrical systems for testing in maritime environments. Engage in hands-on assembly, troubleshooting, and deployment of instrumentation while ensuring operational readiness for mi...

Lead the charge in optimizing warehouse operations, enhancing productivity, and ensuring compliance, while managing a versatile team. This role requires strategic thinking to streamline processes and...

Join a team that's dedicated to shaping innovative network solutions and delivering outstanding external events. Leverage your expertise in telecom and OSS governance to drive project success and ment...

Transform complex IT projects by leading technical teams and guiding systems application development. Collaborate with users to address needs while implementing effective solutions in a dynamic enviro...

Reimagine large-scale networking projects as an AI Principal Consultant, collaborating with customers and teams to design and implement advanced data center solutions. Drive performance and reliabilit...

Grow your career with a leading team focused on building secure identity solutions. You'll develop and enhance critical authentication systems, driving reliability and security across our platform in...

Lead the charge in advanced epidemiological research, driving methodologies and findings to improve health outcomes in worker populations, while managing project teams and liaising with key stakeholde...

Unlock potential by leading application service delivery improvements and overseeing complex system integrations. Drive strategic initiatives while ensuring high-quality standards in managed service o...

Lead the charge in analyzing military C2 processes while enhancing software interfaces. Collaborate with engineers and deliver effective training to users. Engage across multiple projects, thriving in...

Empower the IT department by engineering optimized solutions for systems, enhancing operational efficiency, troubleshooting issues, and automating monitoring and recovery processes while engaging clos...

Join a team that's focused on enhancing airport technology operations. Leverage your expertise to facilitate successful project execution and stakeholder engagement while minimizing operational impact...

Inspire digital transformation as a technical business analyst, bridging the gap between stakeholders and developers. You'll drive requirements clarity, enhance testing strategies, and ensure high-qua...

Transform efficiency in project coordination by streamlining IT processes and enhancing PPMO operations. Collaborate across teams to leverage tools and automate workflows, ensuring effective delivery...

Drive successful IT project delivery by leading cross-functional teams, managing budgets, and maintaining alignment with client objectives. Take ownership of project phases, ensuring timely communicat...

Lead the charge in optimizing and managing the Atlassian Cloud platform to enhance team workflows, drive automation, and enable seamless integrations, ensuring that the organization operates efficient...

Reimagine cloud infrastructure by leading a talented team in complex technical troubleshooting and lifecycle management for a high-performance server fleet, ensuring optimal uptime and performance acr...

Innovate enterprise applications using OutSystems, driving scalable solutions, collaborating with cross-functional teams, participating in Agile processes, and enhancing both user experience and code...

Champion secure DevSecOps practices and manage scalable infrastructure to support healthcare and defense initiatives. Leverage technical expertise in a fast-paced environment that demands proactive pr...

Drive excellence in Training, Safety, and Quality initiatives across diverse projects. Lead compliance efforts, enhance performance metrics, and mentor teams to achieve operational excellence in a dyn...