a person employed in an apartment house, office building, school, etc., to clean the public areas, remove garbage, and do minor repairs; caretaker.

Archaic . a doorkeeper or porter.

to be employed as a janitor.

noun

attendant , caretaker , cleaning person , concierge , custodian , doorkeeper , doorperson , gatekeeper , house sitter , porter , sitter , super , superintendent , sweeper , watchperson