| 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 |
| Environmental Compliance Specialist 2 (Wastewater) | Civilian |
| Environmental Specialist | Civilian |
| Equipment Operator 1 | Civilian |