noun
revenue officer; tax collector
A government official responsible for collecting taxes or other public revenue. The term is neutral and descriptive, not pejorative.
彼は収税官として地方の税務署に勤めている。
He works as a revenue officer at a local tax office.
税務署員 is a more general term for any tax office employee, while 収税官 specifically refers to an officer involved in revenue collection.
Compound of 収税 (tax collection) + 官 (government official). The exact historical derivation is uncertain, but the word follows a standard pattern for official titles.