You are completely fucking dense, that's becoming clear.
#1- He is not in the pockets of the contractors like pretty much every SOD has been. He's likely to be getting into fewer wars and military actions we are involved in will be resolved quickly with overwhelming force rather than long term grinds as we have had for decades. This means not a much of steady stream of money going to contractors.
#2- Yes, I would take a major in the army over some ass-kisser who got the CIA directorship without being qualified and then the SOD based on being the CIA director.