Former offensive coordinator Ben Johnson is off to Chicago to lead the Bears. Former defensive Aaron Glenn is now the head coach of the New York Jets. Both will be missed in Detroit, but Campbell and company must move forward with the assistants remaining. That process has already begun.

The New York Jets have agreed to bring on former NFL head coach Steve Wilks as the team’s defensive coordinator under coach Aaron Glenn, according to a league source.

Jim Knowles made college football history over the weekend, becoming the highest paid defensive coordinator ever when he jumped from Ohio State to Penn State for a salary that will reportedly top $3 million per year.

Days after Al Golden left to become the defensive coordinator of the Cincinnati Bengals, the Fighting Irish have hired former Rutgers coach Chris Ash to be their new defensive coordinator, according to ESPN's Pete Thamel. Ash has been in the NFL since the start of the 2021 season and worked as a scout for the Jacksonville Jaguars in 2024.

Co-defensive coordinator with Luke Fickell for Ohio State’s 2014 national champions, Chris Ash helped coach Urban Meyer’s Buckeyes go 26-2 in 2014-15.

Chris Ash, a former Rutgers head coach who spent the past four years in the NFL, will be Notre Dame's new defensive coordinator.

Brian Kelly and the LSU Tigers will reportedly add former Miami Hurricanes defensive coordinator Lance Guidry to the 2025 staff, 247Sports' Matt Zenitz reported

Chris Ash has accepted the job of defensive coordinator at Notre Dame, sources told ESPN. It will be his fifth coordinator job at a power conference program.

The Jaguars interviewed Packers LB coach and run game coordinator Anthony Campanile for the team’s defensive coordinator job.