Systems Administrator Jobs in Brea, CA

Elevate your career by leading diverse technology projects, fostering strong client relationships, and driving project excellence within a dynamic team while ensuring timely delivery and adherence to...

Drive us to enhance customer satisfaction by delivering exceptional technical support, performing installations, and providing ongoing maintenance for concrete infrastructure solutions with extensive...

Build critical strategies for space system contracts, supporting national security through cooperation with government agencies and oversight of procurement and execution across various defense progra...

Play a key role in designing sophisticated HVAC systems for data centers, focusing on optimizing energy efficiency, redundancy, and air quality while collaborating with global teams on high-impact pro...

Lead the charge in developing and supporting integrated software applications, ensuring high-quality solutions that meet organizational needs while facilitating user training and ongoing enhancements...

Optimize financial processes and reporting as a key contributor in an evolving accounting environment. Lead month-end closures, treasury operations, and ERP implementations, positioning yourself for g...

Take ownership of mission-critical infrastructure operations, driving reliability and efficiency. Lead teams in risk management, maintenance strategies, and operational improvements while ensuring com...

Lead the charge in managing global deployment operations, ensuring seamless execution of logistics and personnel to optimize mission success. Collaborate cross-functionally to enhance operational effi...

Transform acquisition processes by leveraging your expertise in program management to support Space Systems Command, facilitating effective communication and strategic decision-making within a high-st...

Engineer the future of space operations by providing expert guidance on space acquisition, financial management, and technical documentation throughout the entire acquisition life cycle to enhance nat...

They’re seeking a motivated and experienced Sales Executive to join our growing team. In this role, you will be responsible for identifying new business opportunities, nurturing client relationships...

Shape the future of logistics by leading a dynamic administrative team in enhancing efficiency and accuracy in operations. Drive collaboration between departments to meet organizational goals in a fas...

Oversee administrative operations within a logistics environment, enhancing efficiency and accuracy. Manage staff, implement procedures, and collaborate across departments to align goals and improve w...

Champion safety and reliability by overseeing electrical systems in manufacturing. Utilize deep technical expertise to manage installations, troubleshoot issues, and mentor electricians, while ensurin...

Champion cybersecurity operations for mission-critical C5ISR systems. Develop and implement security solutions, conduct vulnerability assessments, and ensure compliance with DoD standards, all while m...

Lead the charge in developing advanced ground support systems and test infrastructure for spaceflight hardware. Collaborate with cross-functional teams to enhance automation and ensure efficient testi...

Drive the charge in enhancing U.S. FinTech's internal audit processes by executing audits and providing advisory services, ensuring compliance and operational excellence across financial and operation...

Drive partner engagement with Managed Service Providers by building relationships and demonstrating product value, resulting in sales growth and successful deal closures across the Azure and VDI lands...

Optimize building automation systems and HVAC solutions through expert engineering and programming. Collaborate cross-functionally to enhance energy efficiency and provide reliable technical support f...

Explore your potential by managing energy strategies and operations for diverse facilities. Drive efficiency, mentor staff, and ensure compliance within a fast-paced environment while overseeing Centr...

Manage application systems and server maintenance, ensuring optimal performance, supporting third-party vendors, and aligning with IT objectives to simplify processes and enhance system availability...

Join a team that's poised to lead integrated IT audits while managing client relationships and project execution. Contribute to growth initiatives, talent development, and business solutions for Risk...

Take ownership of end-to-end system installations, ensuring high-quality service delivery and customer satisfaction while managing teams and troubleshooting low-voltage systems in public transit setti...

Join a team that's dedicated to fortifying network security for mission-critical systems. This role encompasses designing, implementing, and maintaining advanced security measures to protect and ensur...

Shape the future of web solutions by leading a dynamic, cross-functional team, driving revenue growth, and enhancing customer relationships in a fast-paced, evolving environment. Your leadership will...