Janitor (noun) — عامل النظافة والصيانة: A person who looks after a building (American English). Below are 8 words with a similar meaning; the linked ones have full GL Dictionary entries with their meaning in Arabic.
Guardian; keeper; maintenance person; temporary leader; custodian; steward
caretaker; guardian; keeper; protector; steward; overseer; maintainer; supervisor
Cleaning person; purifier; cleaning agent; sanitation worker; detergent; cleaning device
A person who carries luggage; a doorkeeper; a dark beer.
building keepermaintenance workerdoorkeeperconcierge
A person or machine that sweeps; a defensive football position.