Seriously, make them temp jobs with no future.
Good luck with that. Short of their forcible removal at the point of a bayonet, the bureuacratic class cannot be touched. They have made sure of that. The primary rule of every bureaucracy is to protect themselves from dismissal.
And since there’s no way to do this, it makes term limits for elected officials a dangerous proposition because the nameless faceless unaccountable bureaucrats EVEN MORE POWERFUL.
You understand that you are speaking with a teacher,right?
The second most important rule is to convince everyone of your nobility and sacrifice.