Building and Property Maintenance: Maintain the interior and exterior appearance of the buildings and property by performing daily janitorial duties in common areas, including lobbies, stairwells, walkways, hallways, windows, banisters, bathrooms, and communal rooms. The Maintenance Technician at Sagetree Terrace Apartment , a 65-unit older adult residential community in Houston, Texas , is responsible for maintaining the physical condition and appearance of the property, including buildings, common areas, and grounds.