| Staff | Title | Departments | Phone | Email |
|---|
| Anderson, Bryce | Firefighter Paramedic 112 Hour 22.25% | Fire | 949-644-3355 | |
| Anderson, Matthew | Fire Engineer 112 Hour | Fire | 949-644-3355 | |
| Andino, Chad | Park Patrol Officer | Recreation | | |
| Aquino, Dan | Civil Engineer - Plan Check | Community Development | 949-644-3292 | |
| Arciniega, Elizabeth | Recreation Coordinator | Recreation | 949-718-1828 | |
| Arciniega, Patrick | Civil Engineer, Senior | Public Works | 949-644-3347 | |
| Arechiga, Samuel | Maintenance Worker II | General Services | 949-718-3463 | |
| Arechiga-Camacho, Sonia | Fiscal Clerk, Senior | Finance | 949-644-3137 | |
| Argersinger, Samuel | Lifeguard I | Fire | | |
| Armas, Cesar | Office Assistant | Recreation | 949-644-8150 | |
| Armstrong, Kip | Lifeguard II | Fire | | |
| Arnett, Chelsea | Recreation Coordinator | Recreation | 949-718-1993 | |
| Asato, Natalie | Department Assistant | Human Resources | 949-270-8142 | |
| Atapour, Afshin | Planning Technician | Community Development | 949-644-3212 | |
| Atherton, Sarah | Department Assistant | Library - City | 949-717-3874 | |
| Auger, Christian | Utilities Supervisor | Utilities | 949-644-3019 | |
| Auger, Craig | Utilities Crew Chief | Utilities | 949-718-3410 | |
| Auger, Michael | Equipment Operator II | General Services | 949-718-3462 | |
| Avalos, Ashley | Recreation Leader | Recreation | | |
| Baldenegro, Anna | Civil Engineer, Associate | Public Works | 949-644-3034 | |
