- Pollution control engineering (26)
- Machine tool design (85)
- Mechanical engineering (260)
- Chemical engineering (44)
- Mining engineer (45)
- Petroleum engineering (89)
- Building construction consultant (178)
- Civil engineering (352)
- Heating and ventilation engineering (161)
- Structural engineering (264)
- Acoustical engineering (27)
- Aviation and/or aeronautical engineering (67)
- Consulting engineer (1910)
- Designing: ship, boat, machine, and product (21)
- Electrical or electronic engineering (235)
- Energy conservation engineering (76)
- Fire protection engineering (24)
- Marine engineering (78)
- Professional engineer (123)
