noun
brain worker; white-collar worker; mental worker
Refers to someone whose job primarily involves intellectual or mental work, as opposed to physical labor. Often used in contrast with 肉体労働者 (manual laborer).
彼は頭脳労働者としてIT企業で働いている。
He works as a brain worker at an IT company.
The wage gap between white-collar and blue-collar workers has become an issue.