Former Alabama OL coach Brent Key is now an assistant coach at Georgia Tech.

The Yellow Jackets head coach Geoff Collins announced the news following Alabama’s loss in the national championship game against Clemson.

Key’s departure leaves a huge hole for Nick Saban to fill both on-field coaching and development, as well as recruiting. Key took the Georgia Tech job because it’s his alma mater and he received a promotion as the assistant head coach and run game coordinator in addition to his OL coaching duties.

On Saturday, Key shared a heartfelt note to Nick Saban and Alabama’s players: