IT Systems Administrator Jobs in Costa Mesa, CA

Elevate your skills in industrial automation by providing hands-on support for control systems. This role involves troubleshooting, maintenance, and operational support, driving process improvements i...

Provide hands-on technical support for automation and control systems, enhancing operational reliability while contributing to upgrades and troubleshooting in a fast-paced industrial environment...

Reimagine the integration of cutting-edge IT systems for large-scale aviation infrastructure projects. Collaborate with diverse teams to design and oversee technology solutions, ensuring seamless oper...

Optimize vendor relationships to drive performance and collaboration across technology portfolios. Oversee contracts, manage risk, and enhance transition processes while developing financial insights...

Take ownership of end-to-end service delivery operations in a dynamic role. Collaborate with customers and internal teams to manage multiple projects, ensuring timely execution, accurate tracking, and...

Join a team that's committed to embedding security in the software development lifecycle, protecting sensitive data through proactive threat modeling, reviews, and guidance, while collaborating with d...

Join us to shape the future of cloud infrastructure by building and owning the observability pipeline for our datacenter hardware. This role requires refining raw telemetry into actionable insights cr...

Join a team that drives collaboration between business and IT to transform complex requirements into clear technical specifications, ensuring alignment with strategic goals and enhancing overall proje...

Oversee and enhance cloud and application support by delivering reliable IT solutions, managing user accounts, and automating tasks, while collaborating with teams to drive continuous improvement and...

Manage complex technical escalations for VMstore products, providing expert resolution and preventing issues in high-pressure environments, while advocating for customer needs to engineering and ensur...

Join a team that bridges business needs with tech solutions. As a Business Systems Analyst, evaluate processes and collaborate with IT to drive scalable operations and enhance our application portfoli...

Join a team that's responsible for building and maintaining a scalable, secure, and performant Linux infrastructure through automation and modern tooling, ensuring high availability and adherence to b...

Lead the charge in identifying and pursuing enterprise IT opportunities for the Intelligence Community. Drive customer engagement while developing strategic relationships to support mission-focused di...

Join a team that's redefining media production by building innovative cloud infrastructure that supports complex post-production workflows, empowering creative teams and transforming the entertainment...

Unlock innovative solutions as you design cutting-edge RF communication systems for spacecraft. Collaborate in a dynamic team to ensure top-tier performance while meeting the growing demand for commer...

Lead the charge in optimizing helpdesk operations by managing a global team, driving innovative strategies, and enhancing IT services to improve user experience and operational efficiency in diverse e...

Lead the delivery of complex enterprise application projects, driving alignment among cross-functional teams and stakeholders. Utilize AI tools to enhance efficiency and communication, ensuring succes...

Contribute to seamless client onboarding by implementing secure, compliant IT solutions. Collaborate with engineers and project managers, ensuring reliable outcomes through detailed planning and execu...

Shape the future of finance operations by leading a global team focused on innovation, efficiency, and collaboration while driving technology adoption and business transformation through effective cha...

Join a dynamic team to support component engineering for military and aerospace products. Collaborate cross-functionally to ensure optimal component selection and product data integrity while driving...

Unlock your potential by driving the optimization of HRIS, focusing on Workday's Absence and Benefits modules. Collaborate with HR teams to ensure data integrity, conduct training, and troubleshoot sy...

Engage as a dynamic leader, driving technical projects and fostering client relationships. Oversee project execution, financials, and team coordination to achieve strategic goals in a collaborative en...

Lead impactful projects by managing financials, schedules, and teams. Collaborate with clients and stakeholders to ensure successful delivery, promote quality control, and foster long-term relationshi...

Help us sustain and modernize critical Navy analysis applications through collaborative software development. Ideal for developers with C#/.NET expertise, contributing to both legacy systems and innov...

Elevate your career by leading advanced Tier II Deskside operations, providing technical guidance, and managing complex cyber vulnerability programs while ensuring top-notch support for high-security...