Surveillance, Screening & Occupational Health Services: Performs and coordinates occupational health surveillance and testing activities, which may include drug and alcohol testing, pulmonary function testing, audiometry, vision screening, EKGs, laboratory specimen collection, and immunizations. Serves as the clinical liaison among employees, providers, employer leadership, safety teams, insurance carriers, and third‑party administrators, while also providing limited direct clinical care, triage, and first aid as needed.