| Alarcon, Cruz | Lifeguard I | Fire | | |
| Aune, Tor | Lifeguard I | Fire | | |
| Acevedo-Schiesel, Daniela | Lifeguard I | Fire | | |
| Ambrose, Trevor | Lifeguard II | Fire | | |
| Aarons, Zephyr | Lifeguard I | Fire | | |
| Aigner, Jason | Lifeguard II | Fire | | |
| Appeldorn, Fletcher | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Algazi, Aidan | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Alaluf, Josie | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Anderson, Morgan | Recreation Leader, Senior | Recreation & Senior Services | | |
| Arroyo, Britney | Recreation Coordinator, Assistant | Recreation & Senior Services | | |
| Appeldorn, Gavin | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Aguilar, Miliana | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Avila, Beatriz | Office Assistant | Recreation & Senior Services | | |
| Alexander, Trasara | Recreation Leader, Senior | Recreation & Senior Services | | |
| Andersen, Leonard | Facilities Maintenance Worker II | Recreation & Senior Services | | |
| Armas, Cesar | Recreation Supervisor | Recreation & Senior Services | 949-270-8109 | |
| Asato, Natalie | Human Resources Analyst, Senior | Human Resources | 949-270-8141 | |
| Auger, Christian | Utilities Supervisor | Utilities | 949-644-3019 | |
| Anderson, Steven | Department Assistant | Finance | 949-644-3032 | |
