noun
senior executive manager; division general manager
A senior management position in a company, typically the head of a business division or department.
彼は来月から事業部長に就任する。
He will take up the post of division general manager from next month.
事業部長として、新規プロジェクトの指揮を執る。
As the senior executive manager, I will lead the new project.
Compound of 事業 (business, enterprise) + 部長 (department head).