Overview
- The Bills announced Leonhard’s appointment after multiple NFL reports said he and the team agreed to contract terms.
- Leonhard, 43, steps into his first NFL defensive coordinator job after serving as Denver’s assistant head coach and defensive pass game coordinator.
- Denver fielded one of the league’s top defenses during his two-year stint, culminating in an AFC Championship Game appearance this season.
- He previously coordinated Wisconsin’s defense for six seasons, worked at Illinois, and played safety for Buffalo during parts of a 10-year NFL career.
- Buffalo also hired Pete Carmichael Jr. as offensive coordinator, and head coach Joe Brady has confirmed he will call offensive plays in 2026.