vocation

US /voʊˈkeɪ.ʃən/
UK /voʊˈkeɪ.ʃən/
1.

công việc

a type of work that you feel you are suited to doing and to which you should give all your time and energy, or the feeling that a type of work suits you in this way:

:
I feel I've found/missed my true vocation.