HIRING NOTICE. POLICE OFFICER - CITY OF HERMITAGE. The City of Hermitage is accepting applications through Pennsylvania CareerLink @ Mercer County for the position of police officer. Interested applicants should apply through the office of Mercer County CareerLink online at https://www.pacareerlink.pa.gov/jponline/ , reference job order #21263546 and complete a pre-application in person at CareerLink, 217 West State Street, Sharon, PA. Applicatio...