Physical Requirements: Primary functions require sufficient physical ability and mobility to work in a field/office environment: to walk, stand, and sit for prolonged periods of time: to frequently stoop, bend, kneel, crouch, crawl, climb, reach, twist, grasp, and make repetitive hand movement in the performance of daily duties. Ability to prepare written technical reports and interact effectively and diplomatically with management and/or bargaining unit employees as well as regulators, consultants, municipal officials, health officers, customers, contractors, and the general public.