| Snyder, Ryan | Recreation Leader, Senior | Recreation & Senior Services | | |
| Smith, Annika | Recreation Leader, Senior | Recreation & Senior Services | | |
| Smith, Riley | Recreation Leader, Senior | Recreation & Senior Services | | |
| Sinacori, Georgia | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Sinacori, Lorelai | Recreation Coordinator, Assistant | Recreation & Senior Services | | |
| Shapirshteyn, Bryan | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Serbeniuk, Gary | Recreation Leader, Senior | Recreation & Senior Services | | |
| Schmillen, Justin | Deputy Recreation & Senior Services Director | Recreation & Senior Services | 949-644-3160 | |
| Schilling, Arianna | Recreation Coordinator, Assistant | Recreation & Senior Services | | |
| Schilling, Chloe | Recreation Coordinator | Recreation & Senior Services | 949-644-3154 | |
| Schaeffer, Lauren | Recreation Coordinator, Assistant | Recreation & Senior Services | | |
| Santoni, Shane | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Sanchez, Jasmine | Recreation Coordinator, Assistant | Recreation & Senior Services | | |
| Sain, Cristin | Recreation Coordinator | Recreation & Senior Services | 949-270-8155 | |
| Swain, Jackson | Utilities Specialist | Utilities | | |
| Sugiyama, James | Utilities Specialist, Senior | Utilities | 949-718-4418 | |
| Segura, Daniel | Utilities Specialist | Utilities | 949-718-4418 | |
| Sanchez-Valencia, Alex | Utilities Crew Chief | Utilities | 949-718-3437 | |
| Salazar, Jesse | Utilities Specialist | Utilities | 949-718-3416 | |
