noun, noun or participle which takes 'suru', intransitive verb
working at; holding a post at; serving at
Formal term for being employed at a specific location or organization, often used in official contexts such as company profiles or government announcements.
彼は現在、東京支社に在勤しています。
He is currently working at the Tokyo branch office.
在勤証明
I had a certificate of employment issued.