MSAD15 Math Teacher Gray-New Gloucester ~ High School MSAD15 is seeking a dynamic team player to join our High School for the 2025-2026 school year. The successful candidate will teach a variety of math courses to students in grades 9-12, to include upper level courses. The ideal candidate is committed to ensuring the success of each child. High school teaching experience is preferred. Applicants must hold a Maine Certification Endorsement (300) 7-12 Mathematics and have a current State of Maine Department of Education Criminal History Record Check prior to employment. EOE