2008 (Freshman): Vaitai was a walk-on for the Aggies in 2008.
High School: Vaitai graduated from Waianae High School in Waianae, Hawai’i in 2008. He was a 2008 Red Division West All-Star first team selection along with being named honorable mention all-state. As a senior he and his Searider football team had a 8-4 record while finishing second in the Oahu Interscholastic Association and fourth place in the state.
Personal: Vaitai was born in Bedford, Texas and is the son of Sosaia and Marilyn Vaitai.