Seeking a Process Engineer to oversee LCO2 refinery equipment installation, operation, and maintenance with a focus on safety, heat transfer, fluid flow, chemical exchange, liquid CO2 purification, and NH3 refrigeration. Responsibilities include preparing process diagrams, analyzing process flows for quality and efficiency improvements, overseeing equipment modifications, and providing operational training. Requires a BS in Chemical Engineering, 3-5 years in ammonia refrigeration, and 5-7 years manufacturing engineering experience. Skills include AutoCAD, process safety management, statistical analysis, and strong communication. Travel up to 25%, up to 50% during major projects. Committed to safety, teamwork, and continuous improvement. Equal opportunity employer.