In every assistant professor there seems to lurk a Karate Kid seeking a Mr. Miyagi who will train his acolyte to be a skilled warrior in the art of research, teaching, and service and impart pithy life lessons along the way.
Such singular folks exist, and you may find one. But it's far more likely that you will find several mentors who, while not well-versed in all aspects of academic life, will offer good advice in one or another area.