Prior to his appointment at Baylor, Kimrey served as the tight ends coach at the University of South Carolina, where he was a backup quarterback from 1998–2002.

[1] At the request of then-coach Brad Scott, Kimrey walked on to play quarterback for the South Carolina Gamecocks in 1998 and was named as a backup.

[4] As a player, Kimrey is best known for coming off the bench to throw a fourth down game-clenching fade route touchdown pass to Jermale Kelly in the final minutes of the 2000 game against Mississippi State after the injury of starting quarterback Phil Petty.

"[6][7][8] After graduating with a Bachelor of Arts in mathematics, Kimrey worked as a University of South Carolina football graduate assistant under Holtz for two years[1] before accepting the role of head coach at Hammond School in Columbia, where he remained for 17 seasons.

On February 3, 2022, Kimrey was announced as Head Coach of the Baylor School in Chattanooga, Tennessee.