Construction Field Representative monitors and documents the work in progress on-site for facility projects during construction, commissioning, final acceptance, and post-construction phases to ensure the work is executed in accordance with approved plans, specifications, and the project schedule. N2, Compressed Air, Process Cooling water, Electrolyte pipe, DEC pipe, Waste Pipe, DCW pipe, Drain piping, Vac piping, Helium Pipe, Electrical .