Systems Administrator Jobs in Brea, CA

Champion network connectivity by providing crucial Tier 1-2 support, managing infrastructure upgrades, troubleshooting connectivity issues, and streamlining hardware operations in a fast-paced environ...

Explore opportunities to manage network systems, providing Tier 1-2 support, and executing infrastructure projects. Collaborate with cross-functional teams, troubleshoot connectivity issues, and impro...

Join a team that's dedicated to optimizing core business systems. As an Application Administrator, you'll support finance and HR technologies, resolve issues, and enhance configurations ensuring effic...

Unlock potential by managing system and network infrastructures, ensuring high availability, security, and compliance while providing exceptional user support and driving IT efficiency through automat...

Lead the charge in optimizing ServiceNow performance with expertise in Integrated Risk Management. Deliver top-tier administration, support, and configuration in dynamic enterprise environments, ensur...

Join a dynamic Depot Provisioning Team to manage IT assets effectively, excelling in provisioning and operations. Leverage your expertise in ServiceNow and device management tools to enhance IT asset...

Join a team that's driving modernization in enterprise Linux operations. Lead a dedicated team to enhance system reliability, automate processes, and manage cloud and on-premises environments for glob...

Empower national security by managing digital engineering and secure facilities. Lead the operation of sensitive environments and drive innovations in space capabilities for the U.S. Space Force and a...

Provide critical engineering support for space system acquisitions, focusing on integration, testing, and sustainment. Collaborate with government and military partners to enhance national security th...

Empower operational excellence as a hands-on administrator for fleet management systems, providing primary support, configuration, and data integrity while collaborating closely with users and IT team...

Join a team that's focused on managing and supporting Windows, Linux, and Hyper-V systems, providing technical support, troubleshooting, and maintaining hardware and software for both on-premises and...

Support the effective implementation and maintenance of IT systems, ensuring the management of hardware, applications, and data integrity while providing key technical assistance to enhance operationa...

Help us maintain secure cloud operations in AWS GovCloud for federal missions. You'll manage configurations, ensure compliance, and troubleshoot issues while supporting a collaborative team environmen...

Drive innovation by designing and maintaining hybrid cloud infrastructure for global media production and post-production, ensuring performance, scalability, and reliability across diverse environment...

Optimize platform deployments and customer support by effectively managing the Istari platform across diverse environments. Collaborate cross-functionally to ensure seamless infrastructure operations...

Shape the future of space operations by providing critical support in systems engineering and cybersecurity across the acquisition lifecycle for mission-essential space technologies and defense operat...

Join us in shaping the future of cloud communications as a lead architect, guiding the migration and administration of Microsoft Exchange in hybrid environments, ensuring security and high availabilit...

Lead the charge in optimizing our ServiceNow platform, enhancing ITSM capabilities, and driving automation initiatives. Shape the strategic roadmap to deliver exceptional service experiences while mai...

Join our team to enhance IT security operations and ensure compliance with regulatory standards. Your expertise will help implement best practices across the organization while supporting our commitme...

Drive IT security initiatives by ensuring compliance with standards and implementing best practices. Collaborate across departments to enhance security measures and support the organization’s operatio...

Oversee the administration and enhancement of the ServiceNow platform, collaborating with departments to design efficient workflows. Lead implementation of ITSM, FSM, and more, ensuring alignment with...

Unlock potential by designing and optimizing building management and electrical systems, ensuring operational efficiency and regulatory compliance while collaborating with diverse project teams...

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

Drive modernization efforts by supporting and optimizing Windows systems within a global operations team for a vital government initiative. Engage in troubleshooting, planning, and enhancing Microsoft...

Lead government operations by providing top-tier executive administrative support, managing schedules, and ensuring compliance with DoD policies while facilitating effective communication and personne...