Depending on certification, experience, and project needs, responsibilities may include dive tending, equipment setup and maintenance, dredging and jetting, underwater inspections, pressure washing, rigging, cutting and welding, tool operation, and other construction-related assignments. Physical Demands / Working Environment: Work is performed in active marine construction and commercial diving environments, including vessels, barges, docks, piers, dry docks, remote project sites, and underwater work areas.