Andro Williams attended Sweet Water High School and graduated from the school in 1995. He also attended East Central Community College and received his degree at the University of West Alabama before becoming a student teacher at Thomasville High School.

Williams spent the 2001 season on the staff at Clarke County High School. In 2002, he returned to his alma mater as an assistant coach joining Stacy Luker. He served as the head basketball and defensive coordinator for the Bulldogs for the next five seasons. Along the way he helped the Bulldogs win two state championships in 2004 and 2006.

His first head coaching opportunity came at Linden High School in the fall of 2007. Williams accepted the head football coaching job along with becoming the athletic director at the school.

In ten seasons his teams compiled a 110-23 record. Each of his teams reached at least the second round of the state playoffs. His teams at Linden went 62-4 in region play and 25-10 in the playoffs.

Williams accepted the head coaching job at W.S. Neal in Brewton in 2017 where in four seasons his teams finished 14-26. In 2021 he moved on the Danville as the head football coach.