| Schiller, Ryan | Maintenance Aide | Public Works Municipal Operations | 949-718-3463 | |
| Sanchez, Yair | Maintenance Worker I | Public Works Municipal Operations | 949-718-3461 | |
| Sanchez, Noe | Maintenance Worker I | Public Works Municipal Operations | 949-644-3084 | |
| Serbeniuk, Gary | Marine Naturalist Interpreter | Recreation | | |
| Salisbury, Mara | Marine Naturalist Interpreter | Recreation | | |
| Sabo, Mariah | Marine Naturalist Interpreter | Recreation | | |
| Stafford, Jack | Office Assistant | Recreation | 949-644-3162 | |
| Sain, Cristin | Office Assistant | Recreation | | |
| Sanchez, Jessica | Permit Technician II | Community Development | 949-644-3287 | |
| Schneider, Matthew | Planner, Principal | Community Development | 949-644-3219 | |
| Skibby, Kili | Pool Swim Instructor | Recreation | | |
| Sinacori, Lorelai | Pool Swim Instructor | Recreation | | |
| Sepulveda, Skylar | Pool Swim Instructor | Recreation | | |
| Schilling, Chloe | Pool Swim Instructor | Recreation | | |
| Sinacori, Georgia | Pool Swim Instructor Trainee | Recreation | | |
| Schweitzer, Theresa | Public Works Finance/Administrative Manager | Public Works | 949-644-3335 | |
| Sowers, Lucy | Public Works Technical Aide | Public Works | 949-644-3348 | |
| Suzuki, Tracy | Records Specialist | Public Works | 949-644-3343 | |
| Schmillen, Justin | Recreation & Senior Services Manager | Recreation | 949-644-3160 | |
| Strozier, Savannah | Recreation Leader | Recreation | | |
