Tonga Police 2 VACANCIES Tonga Police is pleased to invite interested applicants to apply for the following position at Tonga Police. Position Minimum Requirements Rate Groundskeeper (x2) Operations Support Command (Re-advertise) Form 5 Tonga School Certificate or equivalent of Certificate Level 1. Exceptions: Cleaners, Caretaker, Grounds keeper, Handymen, Watchmen, Laundry