How to become a floor trader?

Get a bachelor's degree from a prestigious university in finance. Probably an MBA as well. Full CFA Program. Being engaged in one of the few brokerage firms that are members of the bag with the floor traders (in competition with thousands of others more qualified than you) and get promoted to a position of floor trader.
 
Consider this
 
Get a degree in petroleum engineering in place. The pay is the highest in the world, not many people can finish the degree.