Arkin attended Kapaun Mt. Carmel High School. He became a starter as a sophomore. As a senior, he was a consensus All-state selection as an offensive lineman. As a defensive lineman, he earned All-city consideration, registering 47 tackles and 3 sacks, while helping his team to a sectional championship. He started 28 games in his last three seasons. He also was part of the school's wrestling team.
