Desktop Support Administrator - Tier III

Description We are looking for an experienced Desktop Support Administrator - Tier III to provide advanced technical support for end users in Santa Ana, California. This contract position with permanent potential is ideal for someone who excels at resolving complex desktop issues, maintaining reliable workstation performance, and delivering high-quality service in a fast-paced support environment. The role focuses on hands-on troubleshooting across Microsoft Windows systems, device setup, and user account support while ensuring tickets are handled efficiently and professionally.

Responsibilities:

• Deliver high-level desktop support for hardware, software, and operating system issues affecting end users.

• Diagnose and resolve escalated problems involving Microsoft Windows 10 environments and related workstation technologies.

• Manage user accounts, permissions, and access requests within Active Directory.

• Respond to service desk requests with timely updates, accurate documentation, and effective issue resolution.

• Install, configure, and image desktops, laptops, and other endpoint devices for new and existing employees.

• Perform break/fix support for computers, peripherals, and other assigned equipment to minimize downtime.

• Troubleshoot system performance, connectivity, and application issues through structured problem-solving techniques.

• Coordinate with internal support teams when issues require deeper technical investigation or follow-up. Requirements * 7+ years of experience in desktop support, help desk, or a closely related technical support role.

• Strong hands-on experience supporting Microsoft Windows and Windows 10 environments.

• Practical knowledge of Active Directory administration, including account maintenance and access support.

• Proven ability to troubleshoot hardware, software, and peripheral issues in a detail-oriented setting.

• Experience working with service desk ticketing processes and maintaining clear support documentation.

• Familiarity with device imaging, deployment, and workstation configuration.

• Ability to handle break/fix tasks efficiently while providing strong customer service to end users. Technology Doesn't Change the World, People Do.®

Robert Half is the world's first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.