Subject to standing, walking, sitting, reaching, climbing stairs, bending, stooping, kneeling, crouching, crawling, pushing, repetitive motion, pulling, driving, twisting, balancing, client/customer contact, squatting, and working in cramped or confined spaces or areas for extended periods of time to perform the essential functions. Subject to contact with hazardous waste, foul odors, animal and human fecal matter, insects and rodents, toxic or potential hazardous chemical or substances, dirt, dust, fumes, smoke, loud noises, and high voltage.