顶头上司

tā de dǐng tóu shàng si xiàn zài zhèng zài chū chāi

她的顶头上司现在正在出差。

Her immediate boss is in a business trip at this moment.

tā hé tā de dǐng tóu shàng si gōng zuò guān xi shí fēn róng qià

他和他的顶头上司工作关系十分融洽。

He had a good working relationship with his immediate superior.