Home / Canada Immigration / NOC 9232 – Petroleum, gas and chemical process operators

  NOC 9232 – Petroleum, gas and chemical process operators

To apply under NOC-9232 National Occupation Classification you must follow the roles and responsibilities of Petroleum, gas and chemical process operators.

Required roles and responsibilities:-

Petroleum, gas and chemical process operators perform some or all of the following duties:

  • Operate electronic or computerized control panel from a central control room to monitor and optimize physical and chemical processes for several processing units
  • Control process start-up, shut-down and troubleshooting
  • Monitor outside process equipment
  • Adjust equipment, valves, pumps and controls and process equipment
  • Authorize or co-sign maintenance work orders
  • Shut down, isolate and prepare process units or production equipment for maintenance
  • Sample products, perform tests, record data, carry out statistical process control on process operations, and write production logs
  • Develop operating procedures for normal operation, start-up or shut-down of unit
  • Participate in safety audits and programs and provide emergency response when required
  • Ensure adherence to safety and environmental regulations
  • May rotate between different processing units during shift cycles
  • May work in a team with shared supervisory responsibilities and participate in training other workers
  • May be cross-trained in a skilled trade and work in the trade during shift cycles.

You can also see the required titles to apply as a Petroleum, gas and chemical process operators

NOC 9232 – Petroleum, gas and chemical process operators: example titles.

  • absorption operator
  • absorption plant operator
  • acid mixer operator
  • acid plant operator
  • alkylation chief operator
  • alkylation operator
  • alkylation tower tender
  • alum-liquor plant operator
  • ammonia plant operator
  • antibiotics fermenter
  • assistant operator – chemical processing
  • batching chemical process operator
  • benzol agitator operator
  • bitumen extraction plant operator
  • bitumen upgrading plant operator
  • blender, petroleum
  • blender, propellants
  • boardman/woman – chemical processing
  • brine equipment tender
  • brine purification operator
  • burner operator – petroleum
  • catalyst operator, gasoline
  • catalytic cracking unit operator
  • caustic cell operator
  • cell room operator, chlor-alkali plant
  • chemical process operator
  • chemical process unit operator
  • chemical roaster
  • chief operator – chemical processing
  • chief operator, batching process
  • chief operator, continuous process
  • chief operator, synthesis
  • chief technician, chemical processing
  • chlorination plant operator
  • chlorine plant operator
  • coal gas exhaust operator
  • coal tar distiller
  • column operator – chemical processing
  • compressor operator, gas processing
  • compressor operator, natural gas
  • compressor station operator – pipelines
  • control panel operator – chemical processing
  • controller – oil
  • controller, oil movement
  • cracking plant operator
  • desulphurizer operator
  • dispatcher, gas
  • dispatcher, oil
  • dissolver-precipitator
  • distillation operator
  • distillation operator, petroleum
  • explosives senior operator
  • fertilizer maker, phosphate process
  • filter operator – petroleum, gas and chemical processing
  • fractionator operator
  • fuel gas treater
  • gas control coordinator
  • gas control operator
  • gas controller
  • gas dispatcher
  • gas field operator
  • gas field production operator
  • gas liquefaction and regasification plant operator
  • gas pipeline operator
  • gas plant operator
  • gas pressure regulator
  • gas processing controller
  • gas recovery operator
  • gasoline catalyst operator
  • gas-treating unit operator
  • gauger, oil
  • gauger, pipelines
  • glycerine refiner
  • glycerine refinery operator
  • grease maker
  • heavy water chemical process operator
  • hydrogen process plant operator
  • lead operator – chemical processing
  • liquefaction plant operator
  • master operator – chemical processing
  • mixer, wet explosives
  • naphthalene clarifier
  • nitric acid oxidation plant operator
  • nitrocellulose maker
  • nitroglycerine maker
  • nitroglycerine nitrator operator
  • nitroglycerine separator
  • nitroglycerine separator operator
  • oil blender
  • oil controller
  • oil dispatcher
  • oil field production operator
  • oil field pumper
  • oil movement controller
  • oil movement coordinator
  • oil pipeline operator
  • oil refiner
  • oil refinery process operator
  • operating technician – chemical processing
  • operations technician – chemical processing
  • operator, catalytic conversion
  • operator, chemical process
  • operator, chemical process unit
  • operator, chlorination plant
  • operator, compressor station – pipelines
  • operator, control panel – chemical processing
  • operator, desulphurizing unit
  • operator, distillation equipment
  • operator, filter – petroleum, gas and chemical processing
  • operator, fractionator – petroleum
  • operator, heavy water chemical process
  • operator, liquefaction plant
  • operator, nitric acid oxidation plant
  • operator, oxygen recovery plant
  • operator, panel – chemical processing
  • operator, petroleum process
  • operator, petroleum refinery
  • operator, pharmaceutical processing
  • operator, polymerization unit
  • operator, power switchboard – chemical processing
  • operator, production – chemical processing
  • operator, purification – chemical processing
  • operator, refinery
  • oxygen recovery plant operator
  • panel operator – chemical processing
  • petroleum process operator
  • petroleum refiner
  • petroleum refinery operator
  • petroleum unit operator
  • pharmaceutical processing operator
  • pilot plant tender
  • pipeline compressor station operator
  • pipeline gauger
  • polymerization kettle operator
  • polymerization unit operator
  • power switchboard operator – chemical
  • process control system operator
  • process technician – chemical processing
  • processing laboratory operator
  • processing operator – chemical processing
  • processor, sterile products – chemical processing
  • production operator – chemical processing
  • propellant blender
  • pump station operator – pipelines
  • pumping station operator
  • purification operator – chemical processing
  • refinery operator
  • refinery process technician
  • rotary furnace tender – chemical processing
  • senior operating technician
  • senior operator – chemical processing
  • sterile products processor – chemical processing
  • sulphuric acid plant operator
  • tank farm operator
  • technician, process – chemical processing
  • technician, refinery process
  • tender, pilot plant
  • thermal acid equipment operator
  • treater, fuel gas
  • treater, petroleum
  • upgrader process operator – petroleum
  • wet explosives mixer

Employment Requirements

  • Completion of secondary school is required. Mathematics, chemistry and physics subjects are often specified.
  • A college diploma in process operation, sciences or a related subject may be required for some positions.
  • Petroleum and chemical process operators and process technicians require completion of several years of formal company training.
  • Experience as a petroleum or chemical process operator in all the operating units controlled by the central control room is required for chief operators.
  • Company certification as a petroleum process operator or technician may be required.
  • A provincial power engineer licence, compressor operator or refrigeration certificate may be required when certain kinds of equipment are included in the process.
  • Certification in the transportation of dangerous goods (TDG), first aid, firefighting, or workplace hazardous materials information system (WHMIS) may be required.

Additional Information

  • There is considerable mobility among jobs within a company, often as part of a formal development or training program.
  • Mobility to other petroleum or chemical processing plants is possible, but may be limited by the usual practice of training and promoting workers from within the establishment.
  • Progression to supervisory or managerial positions is possible with experience.
  • Personal protective equipment may be required for occupations in this unit group that may involve exposure to hazards of toxic, flammable or explosive chemicals.


  • Chemical plant machine operators (9421)
  • Supervisors, petroleum, gas and chemical processing and utilities (9212)

Back to Find your NOC

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