IT Systems Administrator Jobs in Santa Ana, CA

Engage in thorough assessments of financial systems to ensure compliance with federal regulations. Utilize expert knowledge in systems controls and auditing practices to protect sensitive information...

Unlock potential by designing and managing VMware vSphere environments while implementing disaster recovery solutions. Collaborate in cross-functional teams to enhance capacity and optimize performanc...

Engineer innovative network solutions that optimize performance, security, and reliability for a multi-site enterprise. Collaborate across teams to enhance infrastructure and support growth initiative...

Drive cybersecurity efforts by monitoring threats, securing infrastructures, and enhancing compliance. Collaborate with teams to maintain operational safety, protect critical systems, and advance agen...

Optimize enterprise certificate management by mastering PKI/SSL processes, ensuring security compliance, and enhancing system efficiency while providing technical support and navigating industry shift...

Contribute to the design, implementation, and maintenance of IT infrastructure systems, collaborating across teams to enhance technology solutions for dynamic business needs and future upgrades...

Lead and inspire a high-performing team focused on securing cloud infrastructure and modern application delivery. Drive enhancements in security architecture while advancing team skills in a collabora...

Make your mark at the intersection of application development and performance management. Collaborate with developers to ensure optimal application efficiency while leading performance tests and provi...

Drive enterprise IT systems engineering to support a fast-growing global company. Collaborate with cross-functional teams to deliver technology solutions and ensure security compliance while maintaini...

Drive optimal performance and security of network systems via implementation, maintenance, and improvement efforts across business-critical infrastructure, ensuring reliable support for daily operatio...

Join a team that's enhancing ServiceNow capabilities by supporting its administration and application development, ensuring operational reliability and efficient service delivery within a collaborativ...

Engage in maintaining and modernizing IT infrastructure, supporting networking, cloud, and security solutions. Collaborate with stakeholders to enhance technology operations while ensuring reliable an...

Join a team that's dedicated to maintaining and enhancing Linux/Unix environments through expertise in administration, troubleshooting, and proactive monitoring. Support critical operations while deve...

Deliver top-tier Linux/Unix systems administration while optimizing performance, troubleshooting complex issues, and ensuring compliance. Take ownership of operational reports and incident resolution...

Support systems administration by monitoring, troubleshooting, and optimizing network performance across development, testing, and production environments while ensuring compliance with operational st...

Take ownership of advanced Linux/Unix systems administration in a 24x7 NOC environment, ensuring reliability, performing troubleshooting, and managing software packages across multiple locations for o...

Innovate within the M365 ecosystem, ensuring security compliance and optimal performance. Lead governance and risk management while collaborating with stakeholders to enhance productivity and drive co...

Join a team that's dedicated to enhancing Azure cloud infrastructure while supporting critical applications through innovative engineering practices, collaboration, and operational excellence in a dyn...

Drive the management of complex systems across Windows, Linux, and Azure services, ensuring optimal performance and security while providing 7x24 on-call support in a collaborative team environment...

Unlock your potential by managing cloud computing security and implementing best practices under the NIST RMF standards. Collaborate with cross-functional teams to enhance Oracle Cloud Infrastructure...

Transform internal operations by managing diverse systems infrastructure, ensuring reliability, security, and efficiency across cloud and on-prem environments, while collaborating with IT and engineer...

Engage in leading IT infrastructure initiatives, supervising tech staff, and optimizing operations in a dynamic environment to enhance the organization’s technology capabilities and user support servi...

Shape the future of IT support by managing ServiceNow workflows and infrastructure services. Drive excellence across tiers, enhance user training, and identify process improvements to align technical...

Lead the charge in optimizing data center operations, overseeing hardware management and infrastructure reliability while ensuring effective communication between technical teams and supporting projec...

Join a dynamic team to lead complex accounting and audit projects, provide strategic insights, and interface directly with clients. Utilize your expertise to enhance performance and ensure compliance...