[Bobby_Taxpayer]

To do anything with any of these cabinet or other agencies, he will need to fire some congress critters, starting with Bonehead and McCookoo.

[ASA Vet]

Presidents can't "fire" congress critters.
That's the job of their employers, "We the People."
Sadly most of us no longer have the ability, or willingness, to manage our employees.

Maybe a remedial course in 'Tar & Feathering' techniques would help.