Ontario Oit operator in training Jobs – 20 Openings This Week

Operator, Wastewater
York Region —Newmarket, ON
- $35.37–$55.28 an hour
- Full-time
- Microsoft Word
- Microsoft Excel
- Microsoft Outlook
- Dental care
- Employee assistance program
Water & Wastewater Technician
Ontario Clean Water Agency —Mississauga, ON
- $34.08–$37.21 an hour
- Temporary
- Bilingual
- Basic math
- English
- Disability insurance
12d
Water/Wastewater Treatment Operator
Envirosearch Operations Inc. —Port Hope, ON
- $26.10–$28.40 an hour
- Microsoft Word
- Microsoft Excel
- Microsoft Outlook
Quick apply
Water & Wastewater Operator
Ontario Clean Water Agency —Penetanguishene, ON
- $24.88–$38.04 an hour
- Overtime
- Bilingual
- Basic math
- English
- Disability insurance
6d
Water Meter Technician
City of Cambridge —Cambridge, ON
- $32.67–$34.69 an hour
- Monday to Friday
- CPR Certification
- High school diploma or GED
- First Aid Certification
4d
Process & Compliance Technician
Ontario Clean Water Agency —Aylmer, ON
- $1,289.12–$1,534.12 a week
- On call
- Bilingual
- English
- Microsoft Office
- Disability insurance
Water & Wastewater Operator JR358
Ontario Clean Water Agency —Wasaga Beach, ON
- $24.88–$38.04 an hour
- Overtime
- Bilingual
- Basic math
- English
- Disability insurance
7d
Water/Wastewater Systems Operator
Utilities Kingston —Kingston, ON
- Overtime
- Customer service
- Forklift
- Power tools
13d
Restricted to OPSEU-Represented Employees on Notice of Lay-off - Water & Wastewater Operator
Ontario Clean Water Agency —Victoria Harbour, ON
- $24.88–$38.04 an hour
- Overtime
- Bilingual
- Basic math
- English
- Disability insurance
4d
Service Technician/Operator (Diesel)
City of Greater Sudbury —Greater Sudbury, ON
- $45.08 an hour
- On call
- CPR Certification
- English
- Microsoft Office
12d
Amended - Utility Plant Electrician Operator
Ontario Clean Water Agency —Wasaga Beach, ON
- $34.62–$37.58 an hour
- Overtime
- Bilingual
- English
- Project management
- Disability insurance
Lead Water and Wastewater Operator - Sudbury
Aquatech Canadian Water Services —Greater Sudbury, ON
- Full-time
- Supervising experience
- Organizational skills
- Communication skills
Quick apply
5h
Senior Water & Wastewater Operator - Southwestern Ontario
Aquatech Canadian Water Services —London, ON
- Full-time
- Supervising experience
- Organizational skills
- Communication skills
Quick apply
5h
Maintenance Technician
Belwood Poultry Limited —Amherstburg, ON
- Monday to Friday
- Maintenance
- High school diploma or GED
Quick apply
3d
Lead Water & Wastewater Operator Ottawa
Aquatech Canadian Water Services —Ottawa, ON
- Full-time
- Supervising experience
- Organizational skills
- Communication skills
Quick apply
5h
Lead Water & Wastewater Operator - Muskoka
Aquatech Canadian Water Services —Muskoka Lakes, ON
- Full-time
- Supervising experience
- Organizational skills
- Communication skills
Quick apply
8h
Plant Operator - Water and Wastewater Facility - (Fly-In/Fly-Out)
Express Employment Professionals —Canada
- $80,000–$100,000 a year
- Weekends as needed
- Analysis skills
- In-person
- AI
- Relocation assistance
Quick apply

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Operator, Wastewater
York Region —Newmarket, ON
Demonstrated field experience working directly in water/wastewater facilities with completion of training courses and certification(s) as designated by…
$35.37–$55.28 an hour
Water/Wastewater Treatment Operator
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Operator, Wastewater

York Region -
Newmarket, ON

Apply Now

Job details

Full-time
$35.37–$55.28 an hour

Qualifications

Microsoft Word
Wastewater treatment
Microsoft Excel
Microsoft Outlook
Post-secondary education
Laboratory experience
Environmental Science
Microsoft Office
Mechanical knowledge

Full job description

Status

Permanent Full-Time

Temporary - Approximate length of assignment, in months

Type of Position

a Replacement

Start Date

immediate

Salary

Per hour

Salary Grade

Department

York Region -> Public Works -> Water and Waste Water

Location

380 Bayview Parkway, - Newmarket, ON L3Y4W3 CA (Primary)

Job Description (E)

ABOUT US

Almost 1.2 million residents call York Region home, making it one of the largest regions in Canada – and the fastest growing with a population that’s expected to grow to more than 2 million by 2041. Our geography, which is comprised of about 1,800 square kilometers over nine different municipalities, is as beautiful, interesting and diverse as our people. Local government is organized in a two-tier structure and we work together with our local municipalities to provide residents and businesses access to a broad selection of services and resources.

WHAT WE OFFER

Consistently named one of Canada’s Best Employers by Forbes, we offer a collaborative, progressive workplace that takes pride in our organizational culture and is committed to living The 13+ Factors of Psychological Health and Safety in the Workplace – aligned with our vision to create strong, caring and safe communities both within and outside our walls.

Defined Benefit Pension Program - With the Ontario Municipality Employees Retirement System (OMERS) defined benefit pension plan, you can confidently retire knowing that you will have income for life. Eligibility from date of hire as a full-time employee and includes employer-matched contributions.
Employer of Choice - Recognized as the highest-ranking government employer in Canada and fourth overall among 300 organizations.
Benefits and Wellness - Employees and their loved ones have access to a comprehensive employer-paid benefits plan that includes extended health, dental and life insurance, access to a 24/7 Employee and Family Assistance Program and corporate discounts and purchase plans for day-to-day products and services.
Inclusive and Diverse Workforce - We’re committed to fostering an environment that celebrates all dimensions of diversity and ensures everyone can develop to their full potential, participate freely in society and live with respect, dignity and freedom from discrimination. Our robust Inclusion, Diversity, Equity and Accessibility program continues to grow, and has been recognized by the United Nations and many other organizations for our leadership.

ABOUT THE ROLE

Salary: OIT - IV $35.37 - $55.28 per hour

Reporting to the Supervisor, Operations, and under the day-to-day work direction of the Senior Team Lead, performs operations and maintenance activities supporting the optimal operation of wastewater treatment plants and associated pumping stations, ground water systems, water treatment plants, associated booster stations and the transmission system to meet Provincial Acts and Regulations and Regional standards.

WHAT YOU'LL BE DOING

Performs operations and maintenance activities supporting the optimal operation of wastewater treatment plants and associated pumping stations, and the optimal operation of ground water systems, water treatment plants, associated booster stations and the transmission system; enters sewers, wet wells and treatment tanks or chambers for the purpose of performing maintenance.
Performs routine maintenance (related to CLAIR - Cleaning, Lubricating, Adjustment, Inspections and minor Repairs), at wastewater treatment plants and associated pumping stations, and transmission system components.
Performs daily checks and analysis on the operation of equipment and makes adjustments to process controls to optimize effluent quality and ensure compliance with applicable Provincial regulations.
Performs daily chemical dosage tests for treatment and process control and strictly adheres to safe handling of treatment chemicals associated with the water and wastewater industry.
Performs “stake-out/locates” for all water mains, collection systems, treatment plants and assists the Senior Team Lead in preparing inspection reports on the condition of linear and discrete assets.
Participates in the design, installation, commission and handover of new equipment to ensure all equipment is installed correctly and functions efficiently as per relevant asset management standards
Maintains data logs and performs in-plant laboratory analysis including MECP regulatory compliance sampling and submission, in accordance with prescribed Certificates of Approval, Permits to take Water, water and waste water industry standards, policies and practices.
Ensures that documentation logs are completed legibly and accurately.
Conducts sampling activities and records results to ensure adherence to applicable Provincial Acts and Regulations.
Participates on committees, task forces or work groups as assigned.
Responds to inquiries, complaints and concerns in a timely and professional manner to assure optimal service.
Participates in performance metrics planning activities as required.
Rotates to various water and wastewater treatment locations (or hubs) as assigned; acts in the role of Team Lead or Senior Team Lead as assigned.
Acts as the designated Overall Responsible Operator (ORO) in accordance with Provincial Acts and Regulations, as assigned by the supervisor or designate.

WHAT WE'RE LOOKING FOR

Post-Secondary Diploma/Certificate in Environmental Sciences (2 or 3 years) or equivalent combination of education and experience.
MECP Operator License for Wastewater Treatment and a License for Wastewater Collection, including experience as designated by Provincial Acts and Regulations and as it applies to West WW Facilities
Demonstrated field experience working directly in water/wastewater facilities with completion of training courses and certification(s) as designated by Provincial Acts and Regulations, and field experience and certification(s) Level to the legislated standard required at the assigned facility.
Demonstrated experience in mechanical electrical equipment and pump maintenance procedures.
A valid Class “G” drivers’ licence, clear of serious offences under the Highway Traffic Act.
Demonstrated knowledge of system hydraulics.
Knowledge of the OH&S Act and relevant Provincial Acts and Regulations.
Familiarity with Statistical Process Control technique in using PCS/SCADA to manage and operate water and wastewater operations, and quality management systems.
A Post-Offer Employment Test (POET) is an assessment that measures a person’s functional abilities and immunization status, after a conditional offer of employment has been made. This is in accordance with the General duty clause (25(2)(h)) of the Occupational Safety and Health Act (OSH Act) requiring employers to take every precaution reasonable in the circumstances for the protection of a worker.
General proficiency utilizing MS Office software applications such as Word, Excel and Outlook and ability to use ISO Soft, PCS/SCADA and CWMS business application.
Ability to interpret operating manuals and engineering drawings relevant to the design and construction of facilities and the operation of equipment.
Ability to perform accurate mathematical calculations to determine chemical dosages and flow rates, and ability to apply laboratory procedures and sampling techniques.
Physical stamina and ability to climb on or into elevated tanks, work in confined spaces, manholes, sewers, treatment tanks and wet wells, and work with hazardous chemicals and near high voltage electrical equipment.
Ability to physically withstand long periods of standing, walking, climbing and heavy lifting; work in a noisy environment and work in all/extreme weather conditions.
Ability to wear a Self Contained Breathing Apparatus to enter confined spaces.
Availability and ability to perform standby duties; respond to emergency situations and work outside normal scheduled hours, as required.

Council Approval Date

Scheduled Weekly Hours

Scheduled Shifts

7:30am - 4:00pm

Operational Hours

Close Date

July 24, 2026

# of Hires Needed

Union

CUPE Local 4900

Please apply online by 5:00PM EST of the closing date indicated above.

All employment opportunities are recorded on a 24-Hour Career Line and may be accessed by calling 1-877-464-9675 ext. 75508. We thank all candidates for their interest; however, only those selected for an interview will be contacted. Please be advised, York Region uses email as the primary means of communication with candidates and does not use AI technology in any part of the recruitment process. Please ensure your email address is up to date, checked frequently (including your spam folder), and accepts messages from unknown users.

York Region is an equal opportunity employer committed to an inclusive, barrier-free recruitment and selection process. We respect, encourage and celebrate our diversity, aiming to build a qualified workforce that reflects the population we serve. Should you require an accommodation under the Human Rights Code during the recruitment and selection process, including accessible formats and communication supports, please email [email protected] or call 1-877-464-9675 extension 75506. Accommodations for applicants with disabilities are available upon request during recruitment processes and throughout employment.

Apply Now

Refine Your Search

oit operator in training jobs in ontario

Operator, Wastewater

Water & Wastewater Technician

Water/Wastewater Treatment Operator

Water & Wastewater Operator

Water Meter Technician

Process & Compliance Technician

Water & Wastewater Operator JR358

Water/Wastewater Systems Operator

Restricted to OPSEU-Represented Employees on Notice of Lay-off - Water & Wastewater Operator

Service Technician/Operator (Diesel)

Amended - Utility Plant Electrician Operator

Lead Water and Wastewater Operator - Sudbury

Senior Water & Wastewater Operator - Southwestern Ontario

Maintenance Technician

Lead Water & Wastewater Operator Ottawa

Lead Water & Wastewater Operator - Muskoka

Plant Operator - Water and Wastewater Facility - (Fly-In/Fly-Out)

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