Career
He is the current head football coach at Saint Francis University in Loretto, Pennsylvania. He played professionally as guard with the Chicago Bears and Buffalo Bills in the National Football League (NFL) for 11 seasons. He played college football at Indiana University of Pennsylvania.
After redshirting his first year at IUP, Villarrial began his college career as a reserve nose guard until moving to offensive right tackle mid-way through his freshman season.
While playing for IUP, Villarrial was a three-year All-American and three-year all-conference player. He played in the 1993 Division II national championship game, and received the Jim Langer Award for Best Lineman in Division II in 1996.
Villarrial had his college jersey Number. 75 retired by IUP. Villarrial was drafted in the fifth round (152nd overall) by Dave Wannstedt in April 1996.
Prior to the draft, Villarrial broke the NFL Combine Bench Press Record.
He also received the Award, which is given to the rookie who has perfect attendance in the weight room. Villarrial was one of the most sought out free agents in Buffalo Bills history for head coach Mike Mularkey, and continued his streak of 1,000-yard rushers every season with the Bills. Villarrial, who also played two seasons in Buffalo under coach Jauron, finished his NFL career with 148 starts.
Following his professional career, Villarrial returned to Ebensburg, Pennsylvania, where he served two seasons as the offensive coordinator for the Central Cambria High School football team
He led the team to two district title games, and personally helped 13 players continue their playing careers at the collegiate level, while developing and implementing a successful strength and conditioning program In late 2009, Villarrial became head coach of the Saint Francis (Pennsylvania) Red Flash football team
The Red Flash compete in the Northeast Conference of National Collegiate Athletic Association Division I FCS. He had previously served as the offensive coordinator for one season.