| Snyder, Ryan | Recreation Leader, Senior | Recreation | | |
| Sodergren, Michael | Firefighter Paramedic 112 Hour (Before 1-1-2016) | Fire | 949-644-3355 | |
| Sommers, James | City Traffic Engineer | Public%20Works | 949-644-3326 | |
| Sorich, Christopher | Deputy City Attorney | City%20Attorney | 949-644-3130 | |
| Soto Valladolid, Barbara | Recreation Coordinator | Recreation | 949-718-1861 | |
| Soto Valladolid, Felipe | Recreation Coordinator | Recreation | 949-644-3163 | |
| Spangler, Linnea | Senior Pool Lifeguard | Recreation | | |
| Speier, Elijah | Lifeguard II | Fire | | |
| Spiker, Chad | Fire Staff Captain, Ems/Training | Fire | 949-644-3104 | |
| Springer, Charles | Management Analyst, Senior | Public%20Works%20Municipal%20Operations | 949-718-3466 | |
| Stade, Sebastian | Lifeguard I | Fire | | |
| Stade, Strider | Lifeguard I | Fire | | |
| Stadlman, Ryan | IT Analyst, Senior | City%20Manager | 949-644-3189 | |
| Stahl, Christopher | Recreation Leader, Senior | Recreation | | |
| Stanley, Matthew | Harbor Services Worker, Lead | Harbor%20Department | | |
| Stansfield, Candice | Recreation Leader, Senior | Recreation | | |
| Staples, Robert Lee | Senior Pool Lifeguard | Recreation | | |
| Starn, Grady | Lifeguard I | Fire | | |
| Stein, Robert | Assistant City Engineer | Public%20Works | 949-644-3322 | |
| Stinson, Mariah | Administrative Assistant | Recreation | 949-644-3158 | |
