Walker played at the nickelback position last season and returned his lone interception for a touchdown against UTEP. The 6-foot, 195-pound native of Tampa, Fla., rushed for 500 yards and had six touchdowns his last season in high school.
Three players on the defensive side have slid into the linebacker position between junior Kyle Bailey, redshirt junior Demetrius Cain and redshirt freshman Bryson Washington.
“Going from defensive end to linebacker, they’re kind of like the same positions but I got better with my hands,” Cain said. “It’s going to be back-and-forth. It’s just wherever they need me.