careerist
🇺🇸
/kəˈrɪrɪst/
🇬🇧
/kəˈrɪərɪst/
A person who is very focused on their own job or profession, sometimes to the point of not caring about others.
He was criticized for being a careerist, always looking out for his own advancement.
彼は自分の進出を常に見据え、キャリア主義者であるとして非難されました。