The term SCHOOL CLEANER can be summarized as a JANITOR, which is a 7-letter job title. A JANITOR is responsible for the cleaning and maintenance of a building, such as a school. This includes tasks such as sweeping, mopping, vacuuming, dusting, and other general cleaning duties. Janitors may also be responsible for minor repairs and upkeep of the building, such as changing lightbulbs and unclogging toilets.