IT Systems Administrator Jobs in Tustin, CA

Advance your engineering skills by collaborating on diverse low voltage projects, producing essential documents, and working with a dynamic team. Benefit from mentorship to enhance design capabilities...

Join us in transforming federal personnel vetting through innovative architecture and leadership. As a key technical leader, guide cloud-native initiatives, integration of AI, and ensure cybersecurity...

Transform your expertise in information security as you maintain and enhance network systems, lead risk assessments, and educate teams on cybersecurity best practices, ensuring the integrity of our fi...

Transform identity management solutions by developing and optimizing IAM products. Lead enhancements, manage lifecycle processes, and ensure security compliance while collaborating with stakeholders t...

Transform IT governance at a federal agency by managing IRB processes, documentation, and training. Engage with multiple stakeholders, enhance budgeting practices, and ensure compliance across various...

Oversee the modernization of critical data solutions, collaborating with cross-functional teams to ensure project success for Federal initiatives while enhancing system architecture and stakeholder re...

Join us to enhance a secure Cisco-based enterprise network architecture. Drive Zero Trust principles and NIST compliance while providing technical leadership across multiple teams to ensure high avail...

Elevate the client experience by ensuring seamless engagement across teams. Manage client accounts, coordinate project activities, and provide insightful reporting while fostering strong relationships...

Champion the design and execution of SAP ERP systems, guiding teams in technical architecture while ensuring compliance with DoD standards and best practices to achieve optimal performance and securit...

Join a team that's dedicated to engineering excellence, driving the design and development of medical device systems through robust architecture, regulatory compliance, and collaborative problem-solvi...

Deliver reliable, scalable cloud infrastructure while automating CI/CD processes for healthcare applications. Collaborate with development teams to enhance deployment pipelines and strengthen system s...

Champion operational excellence and scalability in Customer Success; optimize systems and processes to enhance renewals, drive insights, and align with strategic goals, while leading automation and in...

Join a team that's committed to enhancing application security through collaboration and innovative practices. You'll provide security oversight, implement best practices, and drive growth in our Appl...

Champion innovative software solutions that empower engineers and scientists in developing mission-focused capabilities. Collaborate on impactful projects that drive national security and operational...

Drive the execution of complex IT audits and controls assessments, ensuring compliance and risk mitigation across the organization while collaborating with stakeholders and external auditors to enhanc...

Engage as a seasoned cybersecurity professional driving proactive defense initiatives. Lead efforts in vulnerability management, offensive security, and advanced threat detection to enhance the securi...

Unlock potential by designing tailored ServiceNow solutions that address customer needs, enhance operational efficiency, and drive revenue growth. Collaborate with sales and delivery teams to deliver...

Engage with clients to enhance strategic staffing services, drive revenue, and build relationships in assigned regions. Lead negotiations and develop tailored solutions while navigating complex busine...

Empower a high-performing team in Operational Technologies, driving project success and client relationships. Lead business development with innovative SCADA solutions while fostering organizational e...

Transform government IT infrastructure by leveraging cloud and hybrid solutions. Collaborate with US Federal agencies to drive sales and enhance monitoring capabilities, while maintaining strong relat...

Accelerate progress at HCI Systems by driving sales of integrated security solutions, fostering client relationships, and managing complex accounts to exceed company objectives and achieve sustained b...

Drive business growth by building relationships and selling integrated security solutions. Manage the sales process from proposal to closing, ensuring client partnerships and achieving sales targets a...

Partner with us to master financial analysis and modeling in cloud tech, driving strategic insights and planning for high-growth initiatives in GPU-as-a-Service offerings, ensuring data accuracy and e...

Drive business growth by establishing relationships in the security integration sector, identifying customer needs, and leading sales from proposal to closing, while collaborating with partners across...

Lead and deliver technology projects that drive sales and marketing initiatives. Collaborate with teams to develop actionable project plans, manage risks, and ensure timely delivery within budget. Ele...