Become the change you wish to see in the world.
Most of this aspect of your job will be about setting an example with your behavior and your communication style. If you model respect, investment, kindness, tenacity, courage, and discipline, in both word and deed, there’s a good chance that those who manage beneath you will follow suit. The fish rots from the head down, but the converse must also be true! Instead of cursing the darkness (and there’s a lot of “darkness” out there when it comes to inept management!), light a candle and show others the way. Be the person you want them to be.
Of course, if you are okay with being a bully, a bloviator, or a bigwig, feel free, but know that those “beneath” ...