Below are a list of anchor links to take you directly to the class you want to look at:
Combat Main Levels
Piloting Main Levels
Engineering Main Levels
Bounty Hunting Main Levels
Smuggling Main Levels
Diplomacy Main Levels
Leadership Main Levels
Espionage Main Levels
Slicer Main Levels
Medical Main Levels
Science Main Levels
Below here are the Class Levels Sorted by Main. It is a long list!