IT Systems Administrator Jobs in Santa Ana, CA

Join a team that's empowering public sector operations through advanced analytics, simulation, and optimization techniques. Enhance decision-making and optimize performance with your expertise in Oper...

Lead IT Operations to ensure reliable, secure, and efficient infrastructure and user support; drive strategy, manage teams, and optimize vendor relationships while aligning IT capabilities with organi...

Join us to lead IT operations, managing teams across support, databases, and compliance. Drive improvements in service management and user experience while fostering a collaborative environment to sup...

Advance your career as a seasoned Network Engineer, driving network and security solutions in dynamic enterprise environments while leveraging your expert knowledge of LAN/WAN principles and infrastru...

Support innovation by leading a dynamic IT Operations team that empowers 800+ employees. Drive modernization and excellence in technical support while enhancing processes, managing assets, and develop...

Engineer innovative storage solutions to support enterprise databases and workloads. Lead projects to enhance performance, ensure data protection, and collaborate across teams for optimal IT infrastru...

Drive cybersecurity efforts within a portfolio setting, ensuring system security and compliance with federal guidelines while supporting VA Health Portfolio projects to improve care for Veterans and h...

Transform service delivery by leading SaaS operations, ensuring incident management, and driving customer satisfaction across hosted environments through effective team coordination and operational ex...

Unlock potential by designing and automating network solutions to enhance efficiency and streamline provisioning within secure multi-cloud environments, driving modern IT initiatives and DevOps practi...

Accelerate your career by leading web services operations and engineering across hybrid environments. Manage critical web platform performance, security, and staff, ensuring best practices and high av...

Join a dynamic team to drive IT operations, manage infrastructure, and lead technology initiatives while overseeing budgets and staffing for effective program execution and classified network integrat...

Unlock potential by overseeing endpoint management and reporting initiatives. Collaborate with cross-functional teams to enhance operational capabilities, ensuring endpoint health, security, and visib...

Lead the charge in optimizing Oracle database environments, ensuring peak performance and reliability across Exadata and Standard Edition platforms. Be a vital contributor to database management and a...

Shape the future of cybersecurity by overseeing classified information systems' security, ensuring compliance with regulations, risk management, and guiding cross-functional teams. Be the primary auth...

Join a team that's at the forefront of cybersecurity governance, managing critical operations and compliance for a vital installation. Lead risk management efforts and guide cybersecurity strategies t...

Manage enterprise printer security initiatives, ensuring compliance with federal standards. Collaborate with teams to mitigate risks, implement security baselines, and support governance activities ac...

Elevate your career by managing and optimizing our Windows infrastructure. Partner with us to ensure the performance and reliability of critical systems while troubleshooting applications within a col...

Lead the charge in managing Workday release activities, ensuring seamless updates by collaborating with cross-functional teams while minimizing disruption and maximizing value. Expertise in Workday me...

Engineer scalable enterprise systems transformation, driving process optimization and integration across ERP and related platforms for manufacturing firms. Collaborate with leaders to align technology...

Champion security initiatives by implementing advanced IT controls, analyzing threats, and guiding security configurations. Collaborate with teams to enhance strategies that protect critical technolog...

Drive automation solutions to enhance platform integration and performance, ensuring efficient operations. Collaborate in a dynamic environment, utilizing agile methodologies to develop innovative too...

Transform the healthcare infrastructure for Veterans by leading modernization initiatives. Collaborate with diverse teams to design secure, scalable solutions and ensure compliance with federal standa...

Reimagine the security landscape as an ISSM, overseeing classified networks and driving the Information Assurance Program. Collaborate across teams to ensure compliance, protect data integrity, and ma...

Optimize technology systems by providing specialized end-user support, managing network configurations, and ensuring the functionality of servers and desktop environments. Collaborate with IT teams to...

Join a team that's enhancing IT operations and service delivery, driving innovation through leadership. Oversee processes, mentor staff, and build scalable systems to improve service quality and accou...