USC is hiring longtime NFL assistant Rob Ryan as its linebackers coach, the program announced Saturday. Ryan, 62, will also hold the title of assistant head coach for defense as the Trojans enter their second season in the Big Ten needing to make more defensive strides under fourth-year head coach Lincoln Riley.

Longtime NFL defensive coordinator Rob Ryan has been named Southern California’s assistant head coach for defense and linebackers coach.

USC coach Lincoln Riley filled the final hole on his coaching staff, naming longtime NFL defensive coordinator Rob Ryan the Trojans' linebackers coach.