| Zhang, Zhao | Civil Engineer - Plan Check, Senior | Community Development | 949-644-3279 | |
| Zell, Sheldon | Fire Inspector, Senior | Fire | 949-644-3108 | |
| Zdeba, Benjamin | Planning Manager | Community Development | 949-644-3253 | |
| Zaragoza, Jessica | Office Assistant | Recreation & Senior Services | 949-270-8150 | |
| Zapien, Jena | Recreation Supervisor | Recreation & Senior Services | 949-718-1821 | |
| Zamora, Alejandro | Maintenance Operator | Public Works | 949-718-3461 | |
| Zaller, Anthony | Lifeguard I | Fire | | |
| Zaidi, Syed | IT Analyst, Senior | City Manager | 949-644-3188 | |
| Zaccaro, Michael | Firefighter Paramedic 112 Hour (Before 1-1-2016) | Fire | 949-644-3355 | |
| Younger, Cameron | Planning Technician | Community Development | 949-644-3228 | |
| Yaroma, Nicholas | Firefighter Paramedic 112 Hour (Before 1-1-2016) | Fire | 949-644-3104 | |
| Yang, Danielle | Librarian I | Library - City | 949-717-3814 | |
| Yamada, Susan | Department Assistant | Community Development | 949-644-3280 | |
| Yaghsezian, Lorig | Management Analyst | City Manager | 949-644-3028 | |
| Yacenda, Adam | Lifeguard Battalion Chief | Fire | 949-644-3046 | |
| Wun, Raymi | Deputy Fire Marshal | Fire | 949-644-3110 | |
| Wuerfel, Gavin | Lifeguard II | Fire | | |
| Wright, Gavin | Lifeguard Captain | Fire | 949-644-3177 | |
| Woodruff, John | Lifeguard I | Fire | | |
| Wood, Trevor | Recreation Leader, Senior | Recreation & Senior Services | | |
