noun
mechanic; maintenance worker
Refers to a person who maintains and repairs machinery, especially vehicles. Often used for car mechanics, but can apply to aircraft, factory equipment, etc.
彼は自動車整備工として働いている。
He works as a car mechanic.
整備工が飛行機の点検をしている。
The maintenance worker is inspecting the airplane.
Compound of 整備 (maintenance, servicing) and 工 (worker, craftsman).