Surface treatment operators, also known as coaters or dipper and coaters, coat metal parts with a protective layer against rust. In the aerospace industry or metallized products factories, they clean and prepare metal parts before coating them. As part of their duties, they may be required to perform stripping work. A job as a surface treatment operator requires a methodical, meticulous and resourceful personality. It’s a stimulating job that requires excellent manual dexterity and attention to detail.