Unless you are waiting for someone who hasn't been born yet, the list of "realistic" coaches is what it is. Dream candidate is Peterson from UW. He makes the same salary as Rick (4 mil). If Miami throws 5.5 mil, see what happens.
Next is a big drop off but as I've pointed out in another thread, the common denominator of successful coaches at Miami is they were innovators and did things that hadn't been seen in big time college football. Who fits that bill? Leach, Briles.
Then there are ace coordinators. Venables, Dave Aranda Maybe they are innovators too, I don't know about their defense schemes. On offense, maybe Yost.
Then stud recruiters: Cristobal