Ohio State defensive coordinator Jim Knowles left the Buckeyes program in a surprising turn of events, accepting the same job with the Penn State Nittany Lions

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.

Fresh off a national title, the Buckeyes will be looking for a new defensive coordinator. Jim Knowles has left for conference rival Penn State and Ryan Day has his first hurdle of the offseason to deal with.

Ryan Day has been doing his best to enjoy Ohio State's recent national championship run, but that loss to Michigan back on Nov. 30 just won't seem to go away. N

Ohio State fans and dignitaries gathered at Ohio Stadium on Sunday to celebrate the Buckeyes' 2024 national championship run. Ohio State bested Notre Dame 34-23 in the College Football Playoff National Championship last week to win its first crown since 2014 and third since 1970.

Big Ten foes meet when the Penn State Nittany Lions (13-8, 3-7 Big Ten) host the Ohio State Buckeyes (12-8, 4-5 Big Ten) at Bryce Jordan Center, beginning at 6:30 PM ET on Thursday, January 30,

Without defensive coordinator Jim Knowles in attendance on a day sources told ESPN's Pete Thamel he was finalizing a deal to join Penn State, Ohio State celebrated its national championship with 30,000 Buckeyes fans on Sunday at Ohio Stadium in Columbus.

The Ohio State Buckeyes finished the season with a national championship, cementing head coach Ryan Day's status as one of the top coaches in college football. Day was joined by a pair of veteran assistants in offensive coordinator Chip Kelly and defensive coordinator Jim Knowles.

Here's who could follow Jim Knowles out the door after former Buckeyes defensive coordinator joins rival Penn State.