Systems Administrator Jobs in Brea, CA

Unlock potential by joining our dynamic team as a mid-level full-stack software developer. Contribute to innovative solutions for the U.S. Navy Reserve, collaborating with experts in an Agile environm...

Lead the charge in defining resilient network architecture for enterprise and cloud environments, collaborating with cross-functional teams to enhance healthcare operations through secure, scalable de...

Innovate the security landscape by driving cloud, network, and infrastructure security across multiple platforms. Collaborate with cross-functional teams to enforce policies and create resilient archi...

Optimize investigation quality by enhancing AI SOC Analyst outputs, refining security alert logic, and collaborating across teams to drive impactful product evolution and strategic direction...

Transform security governance practices to support federal compliance and customer assurance. Lead a dynamic team in managing authorizations and enhance documentation quality while collaborating with...

Lead the delivery of comprehensive consulting engagements targeting enterprise transformation and optimization strategies across large organizations, ensuring impactful outcomes on business and operat...

Join a dynamic team as you manage commissioning services and operations support for mission critical projects, engaging with clients and leading enhancements in facilities and processes while ensuring...

Lead the charge in enhancing workplace safety by implementing HSSE programs, conducting audits, and analyzing data to promote compliance and best practices across multiple sites. Collaborate with team...

Manage and supervise dispatch operations, ensuring efficiency and top-tier customer service. Lead team dynamics, develop operational strategies, and oversee compliance while creating an impactful envi...

Manage building services by leading maintenance operations, ensuring high-quality standards, and promoting excellent customer service while fostering team collaboration and effective problem-solving...

Join a team that's at the forefront of transforming proposal management, leading complex bids with AI and digital tools. Oversee the entire lifecycle to deliver winning strategies while fostering inno...

Lead environmental planning efforts for capital projects and regulatory compliance, focusing on CEQA and NEPA. Collaborate with various stakeholders to manage permits and ensure sustainable practices...

Join a team that's dedicated to pharmaceutical innovation where you will independently develop sterile liquid products. Employ your analytical skills and creativity to conduct experiments, ensuring qu...

Explore a pivotal role in OT security transformation, leading engagements across critical infrastructures, analyzing cyber threats, and collaborating with diverse teams to enhance operational resilien...

Pioneer streamlined design and engineering processes while supporting project delivery. Manage document control, coordinate multi-discipline reviews, and ensure compliance across a dynamic portfolio...

Accelerate progress at a dynamic help desk by leading a team focused on supporting Yardi Senior Housing products. This role requires overseeing operations, ensuring timely resolutions, and improving u...

Drive success as a Data Center Mechanical Technical Program Manager overseeing HVAC designs, elevating project execution through cross-functional team alignment and innovative problem-solving while ma...

Lead the technical strategy for spacecraft systems, ensuring innovative development and execution of high-impact missions in space operations and control, while guiding a diverse engineering team in a...

Explore a pivotal role in AI infrastructure where you'll architect, enhance, and scale systems, lead incident response, and foster cross-functional collaboration to optimize platform capabilities...

Lead the charge in global accounting operations, ensuring compliance and accurate financial reporting. Collaborate with leadership to modernize processes and support strategic initiatives in a dynamic...

Shape the future of analyst engagement in the cybersecurity landscape. Drive strategic relationships with key industry analysts while influencing market perceptions and integrating insights into core...

Explore your technical expertise to enhance critical radio communication systems. Collaborate with diverse teams to support emergency communications, manage infrastructure, and ensure operational reli...

Drive security excellence by guiding the Department of Veterans Affairs in cloud security, vulnerability remediation, and secure data management, while collaborating cross-functionally to enhance comp...

Elevate operational success by overseeing the EVS Department, managing staff, and ensuring compliance with healthcare standards. Collaborate effectively and report on departmental progress while uphol...

Drive efficiency in OTC solutions as the expert for SAP S/4HANA, focusing on order management and ensuring seamless integration with external systems. Collaborate with stakeholders to enhance customer...