Jobs for refinery operator at Ottawa

21 refinery operator job listings in Canada. Find daily updated positions from leading job boards.


  • Ottawa, Canada Exxon Mobil Full-time €94,000 - €111,000 Contract

    Imperial is seeking a Process Engineer in Canada to support refinery operations within the Product Solutions Department. You will collaborate with operations, reliability, and automation engineers to drive safe, reliable unit performance and sustainable improvements. The role requires a Canadian Accredited University degree in chemical/ environmental...

  • Production Operator

    3 days ago


    Ottawa, Ontario, Canada Bunge Iberica SA Full-time

    Select how often (in days) to receive an alert:Production OperatorDate: Aug 11, 2026Location: Rexdale, ON, CA, M9W 1G8City : Rexdale State : Ontario (CA-ON) Country : Canada (CA) Requisition Number : 47109A Day in the Life:The Operator is responsible for the safe and efficient operation of production processes within the facility. Reporting to the Production...


  • Ottawa, Canada Exxon Mobil Full-time €70,000 - €100,000 Contract

    Select how often (in days) to receive an alert: At Imperial, we work every day to responsibly develop Canada’s energy resources – applying technology and innovation to supply affordable, accessible and reliable energy while reducing emissions. Imperial recognizes the important role we can play by advancing climate solutions within our operations and by...


  • Ottawa, Canada West Red Lake Gold Mines Full-time €140,000 - €190,000 Contract

    Mill and Surface Operations Superintendent West Red Lake Gold Mines Ltd. is a Canadian gold exploration and development company focused on restarting and expanding the historic Madsen Gold Mine in the Red Lake District of Northwestern Ontario. In addition to advancing the Madsen Mine toward sustainable production, the company is developing nearby high-grade...

  • Integrated Operator

    5 days ago


    Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada Monnaie Full-time

    The Mint is hiring an Integrated Operator, who can thrive in a dynamic and inclusive environment. Reporting to the Supervisor, Operations, the Integrated Operator is responsible for operating and maintaining machinery across multiple departments, including burnishing, pickling, blanking press, racking, E-Clean, and various manual equipment in medals,...


  • Ottawa, Canada Exxon Mobil Full-time €90,000 - €140,000 Contract

    Join Imperial in Nanticoke, ON as a Process Control Applications Engineer. Leverage advanced process control technologies to optimize refinery operations and enhance efficiency. This role focuses on engineering excellence at Imperial's Nanticoke refinery, requiring a proactive individual skilled in advanced process control and data analysis. As a key...


  • Ottawa, Canada Exxon Mobil Full-time €64,000 - €82,000 Contract

    Imperial in Canada is hiring a Process Engineer - Student for a work term in Nanticoke, ON, starting January or May 2027. The role includes supporting refinery operations, process and environmental engineering tasks, and collaborating with multiple teams to ensure safe, reliable, and compliant operations. The position offers 8 to 16 months of work with a...

  • Process Engineer

    3 days ago


    Ottawa, Canada Exxon Mobil Full-time €64,000 - €82,000 Contract

    Select how often (in days) to receive an alert: Process Engineer - Student - Nanticoke - January 2027 Location: Nanticoke, ON, CA, N0A 1L0 Company Name: Imperial At Imperial, we work every day to responsibly develop Canada’s energy resources – applying technology and innovation to supply affordable, accessible and reliable energy while reducing...

  • Process Engineer

    3 days ago


    Ottawa, Canada Exxon Mobil Full-time €94,000 - €111,000 Contract

    At Imperial, we work every day to responsibly develop Canada’s energy resources – applying technology and innovation to supply affordable, accessible and reliable energy while reducing emissions. Imperial recognizes the important role we can play by advancing climate solutions within our operations and by providing lower life-cycle emission products to...


  • Ottawa, Canada Exxon Mobil Full-time €90,000 - €140,000 Contract

    Advance your career with Imperial as a Process Control Applications Engineer in Nanticoke, ON. Utilize your expertise in advanced process control and optimization to enhance refinery operations. Imperial is looking for a Process Control Applications Engineer to provide technical leadership within their Nanticoke refinery. This position requires a solid...


  • Ottawa, Canada WSP Full-time €105,000 - €144,000 Contract

    What if you could redefine what’s possible? With us, you can. You want Purpose. Growth. Opportunity. People who get it. We are the home of ambitious, passionate, and innovative world shapers. With an unmatched breadth and depth of engineering, advisory and science‑based expertise, our global minds unite to power local solutions. We are pathfinders and...


  • Ottawa, Canada Exxon Mobil Full-time €90,000 - €140,000 Contract

    Select how often (in days) to receive an alert: At Imperial, we work every day to responsibly develop Canada’s energy resources – applying technology and innovation to supply affordable, accessible and reliable energy while reducing emissions. Imperial recognizes the important role we can play by advancing climate solutions within our operations and by...


  • Ottawa, ON, Canada iogen Full-time $50,000 - $56,000 Contract

    Iogen is uniquely positioned to win the Net Zero energy transition with transformative bioenergy technology. We have been a leader in low-carbon fuels for more than 35 years, always on the exciting edge of development.We are focussed on the science and technology that produces abundant, affordable RNG-based fuels while removing carbon from the atmosphere and...


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada iogen Full-time €50,000 - €56,000 Temporary

    Iogen is uniquely positioned to win the Net Zero energy transition with transformative bioenergy technology. We have been a leader in low-carbon fuels for more than 35 years, always on the exciting edge of development. We are focussed on the science and technology that produces abundant, affordable RNG-based fuels while removing carbon from the atmosphere...

  • Class 3 Driver Premium

    7 days ago


    Ottawa, Ontario, Canada Safety-Kleen Full-time $25 Permanent

    Safety-Kleen in Nepean, Ontario is seeking a Class 3 (Utility Route Driver) to join their safety conscious team! You will be responsible for safely completing all assigned customer services, meeting customer needs and selling additional services on a defined route while complying with all local, provincial, and federal rules and regulations. We invest in you...

  • Integrated Operator

    1 week ago


    Ottawa, ON, Canada Monnaie Full-time

    The Mint is hiring an Integrated Operator, who can thrive in a dynamic and inclusive environment.Reporting to the Supervisor, Operations, the Integrated Operator is responsible for operating and maintaining machinery across multiple departments, including burnishing, pickling, blanking press, racking, E-Clean, and various manual equipment in medals,...

  • Office Administrator

    4 weeks ago


    Greater Ottawa Metropolitan Area, ON, Canada iogen Full-time $50,000 - $56,000 Contract

    Iogen is uniquely positioned to win the Net Zero energy transition with transformative bioenergy technology. We have been a leader in low-carbon fuels for more than 35 years, always on the exciting edge of development. We are focussed on the science and technology that produces abundant, affordable RNG-based fuels while removing carbon from the atmosphere...