Let's throw out some names without any reason to believe that they should happen!
Texas Tech has long been a revolving door for defensive staff. With 7 defensive coordinators in seven years, some have compared the Tech DC position to the Defense Against The Dark Arts professor in Hogwarts. I don't, because Harry Potter sucks and no one should ever watch or read it. The suckitude of Harry Potter aside, I have some completely and totally realistic, rational, and technically living job candidates for the positions of Defensive Line and Defensive Backs coach that have just come open.