He has also coached at Michigan State, Stanford, Oklahoma, Wake Forest, and Indiana as well as the professional level with the Indianapolis Colts, Miami Dolphins, and Minnesota Vikings of the National Football League (NFL).
[2] While with the Colts, he was credited by Dungy with developing Dwight Freeney into a 7× Pro Bowler and a 3× first-team All-Pro.
[5] Reynolds was hired at Oklahoma in 2015 as the program's defensive line coach.
[8] It was announced on January 25, 2023, that Reynolds had been hired to be Michigan State's new defensive line coach.
[9] On December 3, 2023, Reynolds was named the new defensive line coach at Arizona State.