A graduate of the University of North Texas, Sean went on to get his JD from the University of St. Mary's School of Law. He is licensed to practice law in the State of Texas, as well as being admitted to the U.S. Federal Court in the Northern, Eastern and Western District of Texas. Sean obtained his undergraduate degree in Political Science and History. He also studied while in law school at Innsburck, Austria, at the St. Mary’s Institute on World Legal Problems, having as one of his lecturer's Supreme Court Chief Justice John Roberts.

Sean has practiced bankruptcy law in Austin, Texas and San  Antonio, Texas for eight years, helping individuals file for Chapter 7 and Chapter 13 bankruptcy.