Windows System Administrator Jobs in Irvine, CA

Build robust identity and authorization infrastructure for a multi-product SaaS platform. Collaborate with teams to enhance integration capabilities and leverage AI-assisted workflows for efficient so...

Drive the design and development of geospatial solutions for utilities, enhancing operations and services across multiple industries, including electric, gas, and telecommunications, while collaborati...

Elevate your career by developing innovative geospatial solutions for utilities. Collaborate with teams to meet customer needs and enhance user experience, shaping the future of location-based technol...

Take ownership of mission-critical network infrastructure to design, implement, and secure systems. Requires expertise in Palo Alto firewalls and Aruba solutions, excelling in fast-paced, performance...

Elevate engineering productivity by optimizing workflows, driving strategic initiatives, and implementing metrics that enhance delivery speed and quality. Collaborate cross-functionally, fostering an...

Drive collaboration with senior engineers to define systems requirements and strategies, engaging with clients and internal teams to articulate design possibilities and technological direction while e...

Help us empower developers by creating engaging guides and documentation for ArcGIS Maps SDKs, promoting best practices in geospatial application development, and inspiring the community with your tec...

Empower customer success by serving as a trusted technical advisor, facilitating onboarding, driving product adoption, and ensuring long-term value through strategic collaboration with internal teams...

Transform the future of semiconductor testing by leading innovative strategies for high-volume production of integrated voltage regulators. Drive collaborative efforts across teams to optimize test me...

Join our team to innovate cloud infrastructure for film and TV production. You'll solve complex technical challenges, enhancing workflows and enabling global collaboration on high-stakes projects in a...

Join us to design, implement, and maintain robust network infrastructures to support educational operations. Ensure optimal network performance, scalability, and security across multiple sites to faci...

Lead the charge in designing and managing robust network infrastructure to ensure reliable, secure, and scalable connectivity for educational environments, supporting seamless operations and innovativ...

Join us to provide expert administration and engineering for Linux systems in mission-critical environments while supporting container orchestration and automation processes that enhance operational e...

Apex is seeking a Mid-Level Spacecraft Avionics Engineer to design and develop avionics systems and electrical components for satellite platforms. The role involves collaborating with cross-functional...

Transform security operations as a Senior PIV Support Specialist, ensuring compliance and efficiency in identity management and credentialing processes for a high-stakes environment...

Lead the charge in enhancing cybersecurity compliance across complex systems. As a GRC Engineer, drive the implementation of CMMC requirements and risk management while collaborating with cross-functi...

Innovate cutting-edge cybersecurity solutions in a mission-critical team. Leverage advanced programming skills to develop tools enhancing national security efforts, contributing directly to the effect...

Manage and execute materials and processes qualification testing for hypersonic vehicle programs, ensuring compliance, risk management, and strategy alignment across cross-functional teams while inter...

Join a team that's defining the security posture of critical DoD software platforms. Lead RMF lifecycle ownership and ensure compliance while guiding stakeholders through complex authorization and sec...

Join us to advance Veteran health initiatives by designing and implementing innovative software solutions. Leverage your expertise in automation and systems integration to enhance healthcare operation...

Join a dynamic team as you deliver engaging training experiences, leveraging your expertise in BlackLine products and accounting, while fostering customer and employee learning both virtually and in-p...

Join a team that's leading the charge in product security engineering, managing a high-performance team while actively contributing to technical decisions and code. Collaborate closely with stakeholde...

Transform client insights into powerful GIS solutions, enhancing business value through expert analysis and technical leadership. Collaborate with teams to address complex challenges and communicate r...

Contribute to innovative software solutions in a dynamic remote team, while leveraging .NET technologies and full-stack capabilities to enhance our work management platform. Take ownership of initiati...

Unlock potential by leading electrical design for data centers while managing project execution, collaborating across disciplines, and mentoring engineers to achieve client objectives in a fast-paced...