Essential Duties and Responsibilities. Clean office common areas by sweeping, mopping, scrubbing, or vacuuming. Clean all doors and front of building. Clean roofs of the building. Clean and supply restrooms. Remove waste and empty trash. Clean all areas of trash and debris daily. Replenish cleaning and maintenance supplies. Organize janitorial storage areas. Handle machines & tools in a safe, efficient manner. Maintain work area in a clean & orde...