Systems Administrator Jobs in Brea, CA

Drive the development and integration of critical space systems, ensuring national security through advanced space operations. Collaborate with multiple programs to optimize performance and efficiency...

Engage in the leadership and optimization of Lead-to-Revenue operations by overseeing the LeanData platform. Collaborate cross-functionally to enhance lead management processes and drive operational e...

Pioneer operational excellence by enhancing client engagement through structured management of strategic commitments and communications. Ensure timely deliverables and support vCIOs in providing impec...

Lead the charge in establishing a robust systems engineering foundation for pioneering human-rated commercial space stations, driving cross-functional collaboration, and enhancing design processes for...

Drive your career with impactful contributions in application administration. Collaborate with diverse teams to maintain secure and efficient on-premises installations, implementing enhancements while...

Contribute to optimizing network infrastructure and ensuring seamless operations. Collaborate with vendors, design solutions, and resolve technical issues. Play a key role in security and disaster rec...

Support our classified solutions team by leading Linux systems administration, architecting enterprise-wide solutions, and mentoring technical teams to enhance system reliability and performance while...

Unlock potential by driving advanced administration and optimization of the ServiceNow platform. Collaborate with stakeholders to enhance workflows, ensure compliance, and deliver strategic IT service...

Transform cloud infrastructure with expertise in AWS GovCloud, enhancing security and efficiency. Collaborate with development teams to implement solutions and optimize microservices architecture whil...

Support and enhance enterprise infrastructure platforms by maintaining, monitoring, and improving network environments. Collaborate with teams for upgrades, incident resolution, and documentation to e...

Transform the R&D infrastructure by overseeing system operations, ensuring optimal performance, and collaborating across teams to drive innovation and efficiency in technology utilization, all while m...

Engineer systems support and design for client communications infrastructure. Take ownership of daily operations, ensure SLA compliance, and progressively lead design efforts as you grow in the role a...

Optimize system and infrastructure support by managing virtual servers and network components while ensuring operational efficiency and security through thorough monitoring, troubleshooting, and maint...

Innovate and drive development of a Windows-native client, collaborating closely with engineering teams to enhance product features and maintain cross-platform integration within a fully remote and dy...

Contribute to developing integrated science activity plans for space missions, ensuring effective coordination between science, engineering, and operations teams to execute precise and innovative inst...

Pioneer secure, efficient infrastructure and cybersecurity solutions for corporate environments. Collaborate with teams to ensure compliance and enhance technology operations through innovative, scala...

Manage IT & Systems Operations to ensure effective integration and optimization of platforms like Salesforce and NetSuite, while leading a team to support data integrity and compliance across business...

Shape the future of educational IT by managing complex networks and systems. Contribute to the administration, troubleshooting, and enhancement of computer network operations across various projects...

Make your mark at the forefront of data center project management, overseeing asset control and resource allocation while ensuring timely and budget-conscious project delivery. Collaborate with divers...

Elevate cloud infrastructure by designing, implementing, and maintaining reliable AWS and Kubernetes environments to optimize deployment, enhance operational maturity, and foster automation for enhanc...

Engage with us to manage and optimize our Student Information System, ensuring availability and user adoption. Collaborate cross-functionally to implement updates, troubleshoot issues, and document pr...

Elevate cloud security by designing and implementing robust measures, enhancing zero-trust access controls, and optimizing SASE frameworks across AWS, GCP, and Azure environments while mentoring junio...

Champion our IT infrastructure by automating identity and device management. In this dynamic role, you'll implement innovative security measures while ensuring operational efficiency in a cutting-edge...

Unlock potential by managing and optimizing enterprise database systems, ensuring their security, availability, and performance to support critical federal operations. Collaborate with a team to enhan...

Champion cybersecurity solutions by expanding existing accounts and securing new business. Drive relationships with key decision-makers, execute targeted territory plans, and negotiate contracts to en...