| Engineering Coordinator | Civilian |
| Engineering Coordinator (Wastewater) | Civilian |
| Engineering Designer | Civilian |
| Engineering Division Director | Civilian |
| Engineering Manager | Civilian |
| Engineering Manager (Wastewater) | Civilian |
| Engineering Technician | Civilian |
| Engineering Technician (Wastewater) | Civilian |
| Environmental Compliance Manager - Wastewater | Civilian |
| Environmental Compliance Specialist 1 (Wastewater) | Civilian |