начальником отдела

head of department

→ начальник
phrase Rare #47,498
head of department Instrumental-case form meaning “as head of department” or “to be appointed head of department.”
RU: Его назначили начальником отдела.
EN: He was appointed head of department.

И у меня нет шансов стать начальником отдела.

And I have no chance of becoming the head of the department.

— Жить (1952)

Он был назначен начальником отдела.

He was appointed head of the department.

Ты должен выйти от нее начальником отдела.

You should leave her as the head of the department.

— Служебный роман (1977)