This is the 8154th most frequent Japanese word.
就く
"To take (a position), to assume, or to engage in."
就く - Refers to aspiring or aiming to take a position in a specific profession.
彼女は医師としての職に就くことを夢見ています。
She dreams of taking up a position as a doctor.
就きました - Demonstrates the act of embarking on or following a career path.
学位を取った後、彼は研究者としての道に就きました。
After earning his degree, he pursued a career as a researcher.
就いた - Used to indicate gaining employment or beginning a role.