就职 (jiù zhí): to take office; to assume a post

He formally took office last week, becoming the youngest general manager in the company's history.

The new president's inauguration ceremony will be held on the first of next month, and leaders from many countries have been invited.

Dr. Zhang has been working at this hospital for ten years, always in charge of the emergency department.

In his inaugural address, he promised to work hard to improve educational conditions so that every child can attend a good school.

According to company policy, new employees must attend a week-long training after taking office.