Systems Administrator Jobs in Brea, CA

Lead the design and implementation of robust network infrastructures while collaborating with teams to deliver secure, scalable solutions. Utilize deep expertise in Cisco and Fortinet technologies to...

Join a team shaping the future of space operations by contributing expertise in engineering and systems integration across high-stakes projects, enhancing national security through cutting-edge space...

Champion operational excellence in a dynamic data center environment by leading a proficient support team. Oversee technical service execution, vendor management, and ensure compliance while driving c...

Join a forward-thinking team as you lead the strategy and operations for cloud infrastructure and digital workplace initiatives, driving innovation and enhancing employee experience in a dynamic, remo...

Unlock potential by designing and maintaining robust server and network infrastructure for diverse clients. Collaborate with teams to enhance performance, security, and efficiency while ensuring excep...

Join our team as a Senior Financial Systems Administrator, optimizing Oracle FCC and EDM systems. Support financial processes, ensure data integrity, and drive continuous improvements by aligning IT a...

Lead the charge in managing server environments and cloud services while ensuring optimal performance and security. Collaborate with a skilled team in a fully remote setting, supporting critical infra...

Innovate in a collaborative environment by administering and enhancing network systems while ensuring cybersecurity best practices. Lead technical support initiatives and optimize infrastructure solut...

Take ownership of complex escalations in systems operations, diagnosing infrastructure issues across hardware, networking, and software stacks, improving tooling, and collaborating with engineering te...

Shape the future of space operations by providing critical administrative support to enhance mission success across various programs within the Space Systems Command and its partners. Drive efficiency...

Elevate project financial management across large construction projects by overseeing job costing, accounts payable, and vendor compliance while collaborating with cross-functional teams to enhance op...

Lead the charge in expert IT Operations support while managing complex issues, mentoring team members, and optimizing processes in a dynamic federal environment across a broad technology landscape...

Lead the charge in managing SAP technical operations, ensuring system efficiency and seamless integration across platforms while collaborating with internal and external stakeholders to drive operatio...

Advance your career by enhancing our state-of-the-art Cloud Storage systems. Collaborate cross-functionally and lead innovations to optimize performance, scalability, and reliability in a dynamic tech...

Lead and mentor a dynamic IT team, overseeing infrastructure, cloud systems, and cybersecurity to support strategic initiatives and enhance operational efficiency across multiple locations...

Transform your career by providing critical operational support and technical guidance in space acquisition projects, ensuring compliance and enhancing processes while collaborating with key stakehold...

Join a pioneering team to shape human-rated commercial space station systems. Drive technical excellence, lead cross-functional collaboration, and enhance engineering processes while ensuring safety a...

Lead the charge in managing IT infrastructure and teams, ensuring operational efficiency and security alignment with business goals. Drive strategic planning, project management, and compliance to sup...

Engineer enterprise-grade application container services using Docker and Kubernetes. Develop architectural documentation, coordinate SDLC phases, and support operations through best practices and aut...

Drive software investment optimization by guiding acquisition strategies and managing vendor relationships. Collaborate across teams to enhance decision-making, improve asset management processes, and...

Engage with stakeholders to identify and document technology needs, translating operational challenges into solutions while enhancing processes and systems for improved efficiency and user experience...

Drive the optimization and security of critical dealership systems. As a key administrator, ensure user access, compliance, and operational efficiency while collaborating with management to support sm...

Drive the development and deployment of software solutions that automate and manage both Linux and Windows enterprise infrastructures while ensuring robust application delivery through CI/CD practices...

Help us shape the future of IT customer support services by leading strategic initiatives that enhance service delivery and operational efficiency across multiple County departments, ensuring alignmen...

Transform the installation landscape by leading and executing diverse audio/video projects, ensuring proficient service delivery while fostering teamwork and self-sufficiency in complex environments f...