Education
Lancaster High School.
Lancaster High School.
Arnold played two years for the Boise State Broncos and turned professional in 2011. After that he played two years for the Allianz Swans Gmunden, where he scored 15.5 points per game in his last season. After his stance in Austria, he left for Namika Lahti in the Finnish Korisliiga.
After a successful individual season, in which Arnold averaged 18.6 points a game, he signed with the Finnish powerhouse Kataja Basket Club for the 2014-2015 season.
On June 19, 2015, he signed a one-year deal with Belgian club Belfius Mons-Hainaut.