Smith was credited with 82 pancake blocks on offense, 59 tackles on defense in his senior season.

[1] He had offers from Alabama, Texas A&M, Georgia and Notre Dame, and decided to commit to Auburn University on May 27, 2014.

In his sophomore season at Auburn, he played right guard and was named Second-team All-Southeastern Conference (SEC).

[4] Smith was selected by the Indianapolis Colts in the second round, 37th overall, of the 2018 NFL draft.

[10] On July 28, 2021, Smith signed a four-year, $72.4 million contract extension with the Colts.