Industrial & Environmental Hygiene (IEH) provides all-encompassing management and administration of environmental hygiene inclusive of: asbestos, lead, PCBs, indoor air quality, mold, hazardous materials, underground storage tanks, environmental due diligence for site development acquisitions, potable water, chemical relocation, soil excavation/characterization and disposal. Additional Tasks: Applies working knowledge of building plumbing systems, including domestic water distribution, fixtures, valves, risers, storage tanks, backflow-prevention devices, and hot-water systems.