[1] Williams played wide receiver and return specialist at McGill–Toolen Catholic High School.
He played in the 2017 American Athletic Conference Football Championship Game, where he caught three balls for 46 yards.
In his senior year, Williams was named to the All-AAC first team after leading the league and ranking fifth in the nation with 130 receiving yards per game.
Williams was a semifinalist for the Biletnikoff Award and earned Pro Football Focus third-team All-American honors.
He finished the game with 105 receiving yards and one touchdown on seven receptions, ultimately helping the Stallions to the win.