After leading the Trojans for the final 10 games of the 2021 season, Williams remained at the school on the staff of new head coach Lincoln Riley.
[1] A coach with stints at Oregon, Nebraska, Arizona, and San Jose State, Williams has established himself as one of the nation's top college football recruiters.
In 2010, Williams was hired as a defensive quality control coach at the University of Nevada, Reno.
[3] On September 18, 2021, Williams made his head coaching debut and led the Trojans to a 45–14 victory over Washington State.
[4] In December 2023, Williams left USC to become the defensive backs coach at the University of Georgia.