| Supervisor Safety and Risk | Civilian |
| Supplier Diversity Analyst | Civilian |
| Supplier Engagement Coordinator | Civilian |
| Survey Instrument Technician | Civilian |
| Survey Party Chief | Civilian |
| Survey Party Chief Supervisor | Civilian |
| Swim Lesson Instructor | Civilian |
| System and Database Specialist 1 | Civilian |
| System and Database Specialist 2 | Civilian |
| Systems Administrator 1 | Civilian |