Guess that depends on your hypothesis. Floods, at least in the opinion of the large majority, suggests that he isn't. And where there is a flaw one place, it's unreasonable to expect there to be no flaws anywhere else.

I've had a lot a bosses, some even called themselves 'Fate' but I don't believe they're infalliable.

Maybe, the Admiral cares less about warden's morals and more about how their talents can be used to change the inmates. For the better I guess.