Wastewater Plant Operator Jobs in Ontario

• Water Treatment/Wastewater Equipment Troubleshooting Specialist

  Veolia

  • Pickering, ON

  Job ID REF48640S-744000112796747 Date posted 04/16/2026 Location Canada Category Operations & Maintenance Water Treatment/Wastewater Equipment Troubleshooting Specialist Compan…

• Wastewater & Byproducts Operator

  Maple Leaf Foods

  • London, ON

  • $27.00-28.00 per hour

  A Sustainable, Forward Thinking Protein Company Maple Leaf Foods is a leading meat and plant-based protein company, employing over 11,500 people and publicly traded on the Toronto…

• Wastewater & Byproducts Operator

  Maple Leaf Foods

  • London, ON

  • $27.00-28.00 per hour

  A Sustainable, Forward Thinking Protein Company Maple Leaf Foods is a leading meat and plant-based protein company, employing over 11,500 people and publicly traded on the Toronto…

• Water and Wastewater Operator

  Veolia

  • Walkerton, ON

  • $28.00-35.00 per hour

  Job ID REF57333O Date posted 04/01/2026 Location Canada Category Operations & Maintenance Water and Wastewater Operator Company Description A subsidiary of Veolia group, Veol…

• Operator in Charge (OIC) - Water and Wastewater Treatment

  Veolia

  • Moosonee, ON

  Job ID REF55688M Date posted 02/26/2026 Location Canada Category Operations & Maintenance Operator in Charge (OIC) - Water and Wastewater Treatment Company Description A subs…

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  • Water Wastewater Treatment Operator Jobs in Moosonee, ON
  • Jobs in Moosonee, ON

• Lead Operator

  Veolia

  • Toronto, ON

  • $33.00-40.35 per hour

  Job ID REF57138O Date posted 04/14/2026 Location Canada Category Operations & Maintenance Lead Operator Company Description A subsidiary of Veolia group, Veolia North America…

• STP Operator (Unionized)

  AECON

  • Bowmanville, ON

  • $51.44 per hour

  Come Build Your Career at Aecon! As a Canadian leader in infrastructure development, Aecon is and building what matters for future generations to thrive! We lead some of the most…

• Waste Water Treatment Operator

  Clean Harbors

  • Guelph, ON

  • $25.00 per hour

  Job Category: Plant & Facilities Job Description: Clean Harbors in Guelph, ON is looking for a Wastewater Treatment Operator! The Wastewater Treatment Operator is working withi…

• Equipment Operator

  Veolia

  • Toronto, ON

  • $20.00-25.00 per hour

  Job ID REF52155N Date posted 03/24/2026 Location Canada Category Operations & Maintenance Equipment Operator Company Description A subsidiary of Veolia group, Veolia North Am…

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  • Equipment Operator Jobs in Toronto, ON
  • Jobs in Toronto, ON

• Waste Water and P&S Process Operator

  HF Sinclair

  • Mississauga, ON

  • $44.51 per hour

  Basic Function Petro-Canada Lubricants Inc. (PCLI), an HF Sinclair company, located in Mississauga, Ontario is seeking a permanent full-time Process Operator for the Operations -…

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  • Waste Water Operator Jobs in Mississauga, ON
  • Jobs in Mississauga, ON

• Waste Water and P&S Process Operator

  HF Sinclair

  • Mississauga, ON

  • $44.51 per hour

  Basic Function Petro-Canada Lubricants Inc. (PCLI), an HF Sinclair company, located in Mississauga, Ontario is seeking a permanent full-time Process Operator for the Operations –…

  View similar jobs:

  • Waste Water Operator Jobs in Mississauga, ON
  • Jobs in Mississauga, ON

• INDUSTRIAL MILLWRIGHT APPRENTICE

  City of Toronto

  • Toronto, ON

  • $27.37-41.06 per hour

  Job ID: 63311 Job Category: Trades Division & Section: Toronto Water, Wastewater Treatment Work Location: Various. See below. Job Type & Duration: Full-time, Temporary (4 Years…

• EHS Manager (Field)

  Veolia

  • Toronto, ON

  • $90,000-120,000 per year

  Job ID REF55311T Date posted 03/17/2026 Location Canada Category Quality / Health / Safety / Environment EHS Manager (Field) Company Description A subsidiary of Veolia group,…

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