Here’s a round-up of the latest news pertinent to Ohio State’s defensive coordinator search. Former Wisconsin defensive coordinator — and interim head coach (2022) — Jim Leonhard seems to be staying put in the NFL.

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.

Patrick Graham is re-signing with the Raiders to return for his fourth season as the club's defensive coordinator, NFL Network Insider Tom Pelissero reported Wednesday.

Steve Wilks has agreed to terms to be the New York Jets' defensive coordinator under new head coach Aaron Glenn, multiple media outlets reported Wednesday night.

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.

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.

Steve Wilks, who ran the Niners' defense in 2023 and was head coach of the Cardinals in 2018, has agreed to become the Jets' defensive coordinator, sources told ESPN.

Part of why the Kansas City Chiefs have been so successful in the last few years, outside of the brilliance of Patrick Mahomes, is the fact that they have had a

Dallas Cowboys COO Stephen Jones has detailed what head coach Brian Schottenheimer is looking for in an offensive coordinator.

VERMILLION — Following Travis Johansen’s promotion to head coach for South Dakota football, the program announced that former Northwestern College (Iowa) defensive coordinator Billy Kirch would take over the same position in Vermillion.