| Thompson, Todd | Equipment Operator II | Utilities | 949-718-3407 | |
| Thornton, John | Building Inspector II | Community Development | 949-644-3267 | |
| Timmerman, Joshua | Harbor Services Worker | Harbor Department | | |
| Toffel, Benjamin | Lifeguard I | Fire | | |
| Toledo, Jordan | Engineer, Junior | Public Works | 949-644-3345 | |
| Tomlinson, Makena | Recreation Leader, Senior | Recreation & Senior Services | | |
| Tomlinson, Tanner | Recreation Leader, Senior | Recreation & Senior Services | | |
| Torres, Jose | Park Patrol Officer | Recreation & Senior Services | | |
| Torres, Ramey | Maintenance Operator, Senior | Public Works | 949-718-3461 | |
| Tovar, Daniel | Public Works Crew Chief | Public Works | 949-718-3475 | |
| Tovar, Elissa | Department Assistant | Public Works | 949-718-3432 | |
| Tovar, Kevin | Lifeguard II | Fire | | |
| Tran, Andy | Civil Engineer, Principal | Public Works | 949-644-3315 | |
| Tran-Belleville, Michael | Library Clerk, Senior | Library - City | 949-717-3853 | |
| Trang, Michael | IT Analyst | City Manager | 949-644-3098 | |
| Trevino, Ricardo | Public Works Crew Chief | Public Works | 949-644-3176 | |
| Tuman, William | Building Inspector II | Community Development | 949-644-3272 | |
| Turnbow-Lindenstadt, Connor | Lifeguard I | Fire | | |
| Turner, Jack | Lifeguard III | Fire | | |
| Umayam, Princess Josephine | Library Page | Library - City | 949-717-3851 | |
