- Safety Engineers/ Officers
- Deck Hand
- Greaser
- Time Keepers
- Chainman
- Winch operator
- Marine Electrician
- Mechanical Fitters
- Drivers
- Flag man
- Welders
- Fabricators
- Land Surveyors
- Boat Operators
- Riggers
- Painters
- Skippers
- Oilers
- Grinders
- Radio Operators
- Mechanics