550 wastewater treatment job offers in province of Ontario

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  • Water and Wastewater Operator (Moosonee)

    Veolia Moosonee, ON

    ...oxygen Qualifications Knowledge, Skills and Experiences: OWWCO. WWT certification: must hold a valid class water and wastewater treatment and class collection
    3 days ago in Kitjob

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  • Water and Wastewater Operator (Moosonee)

    Veolia Moosonee, ON

    Job ID REF51625P Date posted 11/13/2025 Location Canada Category Operations & Maintenance Water and Wastewater Operator Company Description A subsidiary of...
    3 days ago in Kitjob

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  • Wastewater Operator (Hagersville)

    Veolia Hagersville, ON

    Job Description The Wastewater Operator is responsible for the safe, compliant, and efficient operation of the wastewater treatment plant. This includes lab...
    2 days ago in Kitjob

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  • Water and Wastewater Operator (Moosonee)

    Veolia Moosonee, ON

    Job Description Veolia operates and maintains both the drinking water treatment plant and wastewater treatment plant in Moosonee, Ontario. This Water and...
    3 days ago in Kitjob

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  • Wastewater Operator Hagersville

    Veolia Hagersville, ON

    Job Description The Wastewater Operator is responsible for the secure, compliant, and productive operation of the wastewater treatment plant. This includes...
    2 days ago in Kitjob

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  • Water/Wastewater Engineer (Kingston)

    J.L. Richards & Associates Kingston, ON

    Pop Quiz: Are you passionate about building sustainable water, wastewater, and solid waste infrastructure for Ontario communities to help them grow in an...
    2 days ago in Kitjob

    Report
  • Wastewater Lab Technician Gravenhurst

    AFIMAC Canada Gravenhurst, ON

    Job Description AFIMAC Canada is actively hiring experienced Wastewater Lab Technicians for an upcoming assignment in Central Ontario. This position will...
    4 days ago in Kitjob

    Report
  • Water Wastewater Technologist (London)

    new Dillon Consulting London, ON

    Responsibilities What your day will look like Project Design and Coordination Contribute to a variety of multi-disciplinary water/wastewater projects...
    1 day ago in Kitjob

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  • Senior Engineer, Wastewater (Toronto)

    Ministry of the Environment Conservation and Parks Toronto, ON

    Back to search results Apply By: Thursday, December 4, 2025 11:59 pm EST Senior Engineer, Wastewater Job ID: 235392 Posting status: Open Organization...
    4 days ago in Kitjob

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  • Wastewater Lab Technician Hamilton

    new AFIMAC Canada Hamilton, ON

    AFIMAC Canada is actively hiring experienced Wastewater Lab Technicians for an upcoming assignment in Central Ontario. This position will require you to work...
    1 day ago in Kitjob

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  • Water Treatment Plant Operator (Ontario)

    Los Angeles County Sanitation Districts Ontario, ON

    Los Angeles County Sanitation Districts is hiring Wastewater Treatment Plant Operators II for Whittier, CA or Valencia, CA. The Sanitation Districts clean...
    4 days ago in Kitjob

    Report
  • Facility Operator - Water Treatment (Ontario)

    new Los Angeles County Sanitation Districts Ontario, ON

    Los Angeles County Sanitation Districts is hiring Wastewater Treatment Plant Operators II for Whittier, CA or Valencia, CA. The Sanitation Districts clean...
    1 day ago in Kitjob

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  • Project Manager, Water Treatment (Waterloo)

    stantec Waterloo, ON

    ...evaluations for making project decisions. Leads and coordinates efforts for the evaluation, selection and specification of all engineered water and wastewater
    2 days ago in Kitjob

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  • Project Manager, Water Treatment (Toronto)

    new stantec Toronto, ON

    ...treatment process and/or process mechanical facility projects, including providing guidance and mentoring to project staff. Supervises the work of junior...
    1 day ago in Kitjob

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  • Process Analyst - Water Treatment (Oakville)

    Water Technologies Oakville, ON

    ...seeking a highly motivated and detail-oriented Process Analyst to join our team. In this role, you will be responsible for understanding water treatment...
    4 days ago in Kitjob

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  • Process Analyst - Water Treatment (Oakville)

    Water Technologies Oakville, ON

    ...seeking a highly motivated and detail-oriented Process Analyst to join our team. In this role, you will be responsible for understanding water treatment...
    3 days ago in Kitjob

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  • Process Analyst - Water Treatment (Oakville)

    new Recognized Oakville, ON

    ...seeking a highly motivated and detail-oriented Process Analyst to join our team. In this role, you will be responsible for understanding water treatment...
    1 day ago in Kitjob

    Report
  • Process Analyst - Water Treatment (Oakville)

    Veolia Oakville, ON

    Job ID REF51830B Date posted 11/17/2025 Location Canada Category Technical Expertise / R&D; / Laboratory Process Analyst. Water Treatment Company Description...
    2 days ago in Kitjob

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  • Project Manager- Water/Wastewater (Markham)

    GHD Markham, ON

    Join to apply for the Project Manager. Water/Wastewater role at GHD 1 day ago Be among the first 25 applicants Join to apply for the Project Manager...
    4 days ago in Kitjob

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  • Water/Wastewater EIT/Coordinator (Toronto)

    HDR Toronto, ON

    Join to apply for the Water/Wastewater EIT/Coordinator role at HDR 16 hours ago Be among the first 25 applicants Join to apply for the Water/Wastewater...
    4 days ago in Kitjob

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  • Water/Wastewater Engineering Graduate (Kingston)

    J.L. Richards & Associates Kingston, ON

    Weve opened a role in our Kingston office for a talented, entrepreneurial Water/Wastewater Engineering Graduate to work alongside exceptional people in JLRs...
    2 days ago in Kitjob

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  • Water Wastewater Engineer-In-Training (London)

    new Dillon Consulting London, ON

    ...of relevant work experience in the consulting industry preferred Experience. Experience and knowledge of water and wastewater treatment equipment/facilities,
    1 day ago in Kitjob

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  • Technical Director - Water/Wastewater (Ottawa)

    parsons Ottawa, ON

    Description: As Parsons continues to expand our Water Business Sector across Canada, we are seeking a Technical Director Water/Wastewater Treatment and...
    4 days ago in Kitjob

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  • Water/Wastewater Engineering Graduate (Kingston)

    J.L. Richards & Associates Kingston, ON

    Pop Quiz: Are you a graduate of a Civil, Environmental, Water Resources, or Chemical Engineering program with a focus in water, wastewater, and/or solid...
    2 days ago in Kitjob

    Report
  • Process Engineer Water/Wastewater (Toronto)

    TYLin Toronto, ON

    Join to apply for the Process Engineer. Water/Wastewater role at TYLin TYLin is a globally recognized, full-service infrastructure consulting firm committed...
    2 days ago in Kitjob

    Report
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550 wastewater treatment job offers in province of Ontario

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