Prepares facilities according to daily schedule: opens and closes facility; unlocks and locks doors; turns lights on or off; disarms and sets alarm; moves, sets up, and tears down tables, chairs, etc. and performs routine cleaning duties such as emptying trash, sweeping floors, etc. Environmental Factors: Performance of essential functions may require exposure to adverse environmental conditions, such as dirt, dust, pollen, odors, wetness, humidity, fumes, bright/dim lights, toxic agents, animal/human bites, water hazards or rude/irate customers.