Ohio State appears to be on the verge of losing its defensive coordinator to a Big Ten rival. According to multiple reports, Jim Knowles is finalizing a three-year contract to become the coordinator at Penn State with an average annual salary of $3.

As Ryan Day looks to hire his fourth defensive coordinator in seven seasons, here are potential candidates to replace Jim Knowles.

Penn State has lured Tom Knowles away from Ohio State. The Nittany Lions have hired Knowles to serve as their defensive coordinator.