caretaker
US /ˈkerˌteɪ.kɚ/
UK /ˈkerˌteɪ.kɚ/

1.
a person employed to look after a public building or a house while its owner is away
:
•
The school caretaker is responsible for maintaining the premises.
•
We hired a caretaker to look after our house while we were on vacation.