Many people have had the same questions as you. Before posting yours, please take a moment to read through previous discussions. Keep in mind that much of the content in these posts represents personal opinions rather than facts. Food for thought...
Reddit 3E4X3 Wiki
Pest control is the Best AFSC
Don't laugh, but I've been considering becoming a pest management specialist.
Looking to retrain into pest management, what are the day to day activities like? Is it true you wrestle an alligator in tech school? (self.AirForce)
Anyone ever done 3E4x3? or know anything about it?
Airforce 3E4x1
Can I list area 51 on my BOP?