IT Systems Administrator Jobs in Tustin, CA

Empower our team by leading contract management efforts, ensuring compliance, and driving operational excellence while mentoring a talented group of contract professionals to achieve optimal performan...

Join a team that plays a pivotal role in cybersecurity solutions, enhancing system integrity and compliance. Apply your expertise in Risk Management Framework to address cyber risks in new and existin...

Drive the successful deployment of high-density AI and GPU infrastructure in data centers, managing projects from initiation through delivery and ensuring seamless execution while optimizing technical...

Lead the charge in architectural governance and technical direction for a major application modernization initiative, ensuring legacy systems evolve to AWS cloud services while aligning with strategic...

Accelerate client success by owning service delivery and account strategy. Drive revenue growth, manage complex engagements, and develop executive relationships while mentoring peers in this senior le...

Drive excellence in security management by leading a comprehensive industrial security program ensuring compliance with government regulations, overseeing team operations, and fostering strong relatio...

Advance your career by partnering in strategic operational initiatives, enhancing practices across federal markets, and exploring modern technologies to foster business growth and streamline program m...

Lead the AI/ML strategy, driving development, deployment, and team growth to enhance product offerings and achieve operational efficiency through innovative technologies and collaboration across depar...

Shape the future of AI by teaching cutting-edge skills and driving early-stage product innovation through rapid prototyping and collaboration with diverse teams to overcome real-world challenges...

Join as a hands-on technical leader, guiding complex recovery operations and client engagements. Leverage your expertise in IT infrastructure to transform resiliency strategies while mentoring teams t...

Engage in a pivotal role to lead complex construction projects, ensuring safety, budget control, and timely delivery while mentoring junior staff and managing vendor relationships for optimal client s...

Shape the future of cybersecurity as you lead penetration testing engagements. Collaborate with clients to enhance their security posture through comprehensive assessments and innovative techniques wh...

Shape strategic growth by driving new revenue from existing accounts, engaging multiple stakeholders to identify and maximize opportunities in enterprise cybersecurity solutions. Collaborate with CSMs...

Champion operational excellence and elevate guest experiences by leading maintenance teams and ensuring all facility systems function efficiently while fostering team development and adherence to safe...

Lead customer engagement to architect large-scale AI and HPC solutions, ensuring successful deployment strategies. Collaborate with technical teams to optimize infrastructure for demanding workloads i...

Drive the strategic design and implementation of cutting-edge enterprise data platforms, managing integration and modernization efforts. Collaborate with multiple systems and lead innovative solutions...

Transform the management of a multi-site federal contract by leading a skilled program team to ensure audit-ready Real Property data for U.S. Army installations across the country, enhancing operation...

Develop software products and data pipelines, leveraging diverse technologies for efficient application logic. Collaborate on design, testing, and documentation while seeking to enhance user experienc...

Lead the charge in managing nationwide construction projects, overseeing carpentry and structural work while ensuring quality and efficiency in remodeling residential and commercial spaces...

Join us to optimize and support critical pharmaceutical applications such as Veeva Vault and CRM. Collaborate with cross-functional teams to improve operations, enhance system functionality, and ensur...

Join a dynamic team dedicated to developing complex distributed applications using Java and Python. Collaborate closely with cross-functional teams to meet Agile delivery goals while ensuring alignmen...

Optimize social media strategy to enhance brand engagement and drive growth. Lead innovative content creation across platforms, foster community relationships, and execute tailored campaigns that reso...

Drive innovation in network system architectures, leading research in space mesh networking. Collaborate with diverse stakeholders, leveraging deep technical expertise to define industry standards and...

Lead the charge in developing innovative network solutions for space systems. Collaborate with diverse teams to shape standards while delivering cutting-edge technologies that enhance networking capab...

Transform your career by engaging directly with clients to design and implement effective cybersecurity solutions. Leverage your expertise in email security to address customer needs and ensure robust...