a 'maintenance' worker [=a worker whose job is to keep property or equipment in good condition]
The building has suffered from years of poor 'maintenance'.
She works in the company's 'maintenance' department.
(..) - Moss! - You know, it... it's high tide... - But we're not on the coast. - Moss! I'm closed for maintenance. - Closed for maintenance? - Moss! I've fallen to the Communists! Well, they do have some strong arguments. (..)2006 TvShow: The IT Crowd Title: Aunt Irma Visits Season: 1 Episode 6