You searched for: “credentials”
credential (kri DEN shuhl) (s) (noun), credentials (pl)
A document which shows that a person is suited or qualified to do a job, a project, etc.: Jim's experience as a manager is his strongest credential for being appointed head of the research department.
The school administrator asked the college graduate if she had a teaching credential before the final decision was made to include her as a member of the faculty.