Jobs at Groton Public Schools Industry: Education District Home - Groton Public Schools Open roles at Groton Public SchoolsLong-Term Substitute Math Teacher — Mystic, CTSchool Bus Aides — Mystic, CTLong-Term Substitute Special Education Teacher — Mystic, CTFull Time Custodian I — Mystic, CTPart-Time Food Service Workers — Mystic, CTParaeducator — Mystic, CTParaeducators — Mystic, CT“Tree House” Program Aides/Child Care Workers — Mystic, CTMath Teacher — Mystic, CTPer Diem Substitute Teacher — Mystic, CT