Injection Molding Operator sets up and operates injection-molding machines to cast products from thermoplastic materials: Installs dies on machine, according to work order specifications, using clamps, bolts, and handtools. They Sets machine controls, regulating molding temperature, volume of plastic, molding pressure and time, according to knowledge of plastics and molding procedures. They are held responsible for assessing and ensuring molded parts/products quality and reliability. Depending on the intensity of work, Injection Molding Operator may need to work in shifts to ensure timely outcome.