Refinery Operator I controls equipment systems that process natural gas or petroleum into specified products. Responsibilities include monitoring pressure and flow and reading gauges and adjusting valves as needed. Being a Refinery Operator I requires a high school diploma or its equivalent. May have to complete an apprenticeship and/or formal training in area of specialty in the field. Additionally, Refinery Operator I typically reports to a supervisor/manager. To be a Refinery Operator I typically requires 1-3 years of related experience. May be entry level if some experience in the skill. Gains or has attained full proficiency in a specific area of discipline. Works under moderate supervision.