apparatchik

noun2

1. •
   A blindly loyal bureaucrat.

   • He's so outspoken, so little the Labour apparatchik, that Prime Minister Brown decides he can't send this voluble critic of Iraq invasion to sit at a UN occasion alongside George W Bush. — 2011
2. •
   (historical) A member of the Soviet apparat; a Communist bureaucrat or agent.

   • In these dire conditions the ambitious Serbo-Croatian Communist Party apparatchik Slobodan Milošević played the national card in Kosovo. — 2007