Most casinos prefer to hire people with experience or who have attended a Dealer school. In addition, dealers must be proficient in math and are required to pass a mathematics skills test in order to be accepted for a Casino Dealer position. The minimum requirements for someone who wants to become a Casino Dealer includes having a high school diploma or a GED and have a gaming board license recognized by the state they wish to work in. How long does it take to become a casino dealer?Įducation Requirements to Become a Casino Dealer.How much does it cost to become a casino dealer?.These are the top 5 earning states in the field:.Education Requirements to Become a Casino Dealer.