| Staff | Title | Departments | Phone | Email |
|---|
| Selinske, S. | Police Lieutenant | Police Department | (714) 754-5293 | Email |
| Senadeera, Shaveen | Park Ranger | Police Department | (714) 327-7453 | Email |
| Senger, Luke | Code Enforcement Officer II | Fire Department | (714) 754-5087 | Email |
| Serrano, Cathleen | Finance Officer | Finance | (714) 754-5062 | Email |
| Sethuraman, Raja | Public Works Director | Public Works | (714) 754-5343 | Email |
| Sevilla, D. | Police Sergeant | Police Department | (714) 754-4933 | Email |
| Shield, Lainie | Police Cadet | Police Department | (714) 754-5281 | Email |
| Sieder, J. | Police Officer | Police Department | (714) 754-5281 | Email |
| Siemiawski, N. | Police Officer | Police Department | (714) 754-5281 | Email |
| Silva, Adam | Computer Operations & Networking Supervisor | Information Technology | (714) 754-5620 | Email |
| Smith, J. | Police Officer | Police Department | (714) 754-5281 | Email |
| Smith, Mackenzie | Police Cadet | Police Department | (714) 754-5281 | Email |
| Solano, Daniel | Police Cadet | Police Department | (714) 754-5281 | Email |
| Solares, Nory | Building Technician l | Economic and Development Services | (714) 754-5210 | Email |
| Soldan, Don | Engineer | Fire Department | (714) 754-5106 | Email |
| Solis, Jose | Lead Maintenance Worker | Public Works | (714) 327-7493 | Email |
| Sommers, Jennifer | Human Resources Administrator | Human Resources | (714) 754-5172 | Email |
| Soriano, Hector | Associate Engineer | Public Works | (714) 754-5045 | Email |
| Soto, Emilio | Construction Inspector | Public Works | (714) 754-5027 | Email |
| Soto, Mariela | Custody Officer | Police Department | (714) 754-5113 | Email |
