• Install and join GRE piping as per drawings, specifications, and manufacturer procedures. • Perform cutting, grinding, lamination, and bonding using approved tools. • Interpret isometric and P&ID drawings for correct routing and alignment. • Assist with prefabrication, inspections, and pressure testing of GRE joints. • Follow all safety requirements when handling GRE materials and equipment. • Coordinate with other teams and maintain proper storage and housekeeping of materials. • Support flushing, testing, and commissioning activities."