IT Systems Administrator Jobs in Tustin, CA

Unlock your potential by integrating power engineering and software skills while supporting development and training for cutting-edge engineering applications in transmission and distribution systems...

Empower your career as a Power System Engineer, driving innovation and delivering exceptional customer support. Engage in power system studies, technical training, and contribute to software developme...

Pioneer operational excellence by leading transformative product strategies and cross-functional initiatives, empowering leaders to drive informed decision-making and enhance productivity within the p...

Empower cyber resilience by designing, implementing, and managing robust network security measures. Collaborate to protect vital information systems against threats, ensuring compliance and operationa...

Grow your career with an innovative role that shapes next-gen satellite communication systems. Lead technical execution from concept to delivery, ensuring alignment with mission and performance goals...

Elevate enterprise OS platforms by defining and engineering cross-platform standards for Linux and Windows. Collaborate with teams to implement Terraform modules ensuring compliant, repeatable builds...

Join a team that's redefining education through AI-powered software. Lead the design and implementation of full-stack solutions, driving innovation and quality for key systems used by students and par...

Innovate your career by managing and supporting Linux servers, designing AWS cloud infrastructure, and implementing automation solutions with IaC tools like Terraform and Ansible for enhanced operatio...

Lead technical security control assessments and provide FISMA expertise, guiding teams through compliance frameworks while mentoring analysts and directly impacting cybersecurity for government client...

Architect an innovative recruiting operation that drives efficiency and excellence. Lead ATS migration and process design while establishing metrics to enhance candidate experience and inform business...

Champion a transformative digital engagement strategy that enhances customer experience and retention, utilizing data-driven insights to create impactful, personalized interactions across all touchpoi...

Collaborate with a dynamic team to modernize and enhance vital store-facing mobile applications, leveraging .NET MAUI and Azure services while ensuring high performance and reliability across platform...

Drive compliance and efficiency in managing diverse contracts, guiding project teams while ensuring adherence to government regulations. Foster customer relationships to streamline processes and resol...

Empower our global engineering team as you optimize DevOps practices and cloud infrastructure, ensuring efficiency and robustness for a platform processing millions of transactions daily. Help drive a...

Drive the integration of GPS systems across diverse DoD stakeholders, leading technical projects and security certification assessments to ensure compliance and enhance performance in acquisition prog...

Drive success by selling B2B solutions to enterprise accounts, using a consultative approach to identify and solve customer challenges. Collaborate with a dedicated team to foster relationships and se...

Pioneer seamless airport operations by bridging IT projects, stakeholders, and daily functionality. Ensure coordination, mitigate impacts, and leverage deep airport knowledge, fostering collaboration...

Lead the charge in optimizing and managing a global network operations environment, focusing on reliability, security, and scalability while mentoring a high-performing team to drive automation and en...

Unlock potential by leading organizational change management initiatives, enhancing HR capabilities, and driving successful adoption of strategic programs in a dynamic environment. Collaborate across...

Shape the future of enterprise project management by effectively leading multiple mid to large-scale projects. Ensure seamless implementation and exceptional client satisfaction within a fast-paced te...

Elevate your career as you design and develop innovative tooling solutions, collaborating with a talented team to enhance manufacturing and aerospace projects while ensuring quality, efficiency, and s...

Unlock potential by leading IAM solutions, enhancing security across digital channels while managing client relationships and tailoring strategies to combat evolving cyber threats...

Champion the design and delivery of innovative IAM solutions, enhancing cyber security measures for clients. Collaborate with diverse teams to identify risks, implement access management tools, and dr...

Transform healthcare automation by building scalable Python frameworks. Collaborate with cross-functional teams to enhance legacy systems, ensuring compliance and accuracy while mentoring junior staff...

Champion the security and efficiency of network infrastructure by implementing Cisco solutions in a federal environment. Collaborate with teams to align operations with Zero Trust principles and enhan...