- Air Quality Speciaist
- Botany Specialist
- Civil and Environmental Engineer
- Civil Engineer
- Economic Tourism and Agriculture Specialist
- Expert Advisor and Reviewer
- Expert Advisor
- Freshwater Ecology Specialist
- Geological Specialist
- Geomorphology Specialist
- Heritage Specialist
- Human Health Risk Specialist
- Invertebrate Biology Specialist
- Legal Specialist
- Marine Biology Specialist(1) (2)
- Noise Specialist
- Oceanography Specialist
- Public Involvement Consultant (1) (2)
- Senior Environmental Scientist (1) (2)
- Site Safety Specialist
- Social Specialist
- Tourism Specialist
- Transportation Engineer (1) (2)
- Vertebrate Biology Specialist
- Visual Specialist (1) (2)
- Waste Specialist