They can’t, It’s hard to fire a bureaucrat. I think I can see the strategy. First name and shame and move them to where they can’t do more harm. Once all gathered, they either all get fired, retired or put in a room with a simple desk, clock, box of pencils, yellow legal pad and no window.
“...and no window.”
Leave a window...on a high enough floor.
Many of these individuals would be considered Officers under the Constitution and be subject to impeachment and trial in the Senate.