Newmarket, On Water wastewater Jobs – 45 Openings This Week

Operator, Wastewater
York Region —Newmarket, ON
- $35.37–$55.28 an hour
- On call
- Mechanical knowledge
- Employee assistance program
Operator, Water (OIT-IV)
York Region —Newmarket, ON
- $35.37–$55.28 an hour
- Full-time
- Mechanical knowledge
- Dental care
- Employee assistance program
7d
Wastewater Operator
Town of Bradford West Gwillimbury —Bradford West Gwillimbury, ON
- $27.19–$48.61 an hour
- Full-time
6d
Project/Process Engineer - Water and Wastewater Projects
ETO Engineering —Richmond Hill, ON
- $70,000–$90,000 a year
- Full-time
- Microsoft Powerpoint
- Microsoft Word
- AutoCAD
- Mileage reimbursement
- Dental care
Quick apply
Heavy Equipment Operator - Water and Wastewater
RA Engineering —Newmarket, ON
- Heavy equipment operation
- Communication skills
Water and Wastewater Planning Engineer (Engineer)
York Region —Newmarket, ON
- $63.50–$69.03 an hour
- 8 hour shift
- Hybrid work
- Engineering
- Microsoft Office
- Project management
- Dental care
- Employee assistance program
Project Manager
NAPIER-REID LIMITED —Aurora, ON
- $55,000–$80,000 a year
- Full-time
- Microsoft Excel
- PMP
- Engineering
- Dental care
- Paid time off
Quick apply
5d
Superintendent, General Contracting (Site-Based)
Sigfusson Northern Ltd. —Ontario
- $120,000–$150,000 a year
- Full-time
- Microsoft Word
- Microsoft Excel
- Microsoft Office
- Profit sharing
- Dental care
Quick apply
5d
Senior Engineer
Eurospec Manufacturing Inc —Newmarket, ON
- Full-time
- AutoCAD
- Schematics
- CAD
Quick apply
Electrical and Controls Engineer
NAPIER-REID LIMITED —Aurora, ON
- $95,000–$115,000 a year
- Full-time
- AutoCAD
- Schematics
- Engineering
- Wellness program
- Dental care
Quick apply
8d
Water and Wastewater Systems Engineer (Engineer)
York Region —Newmarket, ON
- $63.50–$69.03 an hour
- 8 hour shift
- Hybrid work
- Microsoft Excel
- Engineering
- Bachelor's
- Dental care
- Employee assistance program
12d
Trade Worker – Water and Wastewater
RA Engineering —Newmarket, ON
- Construction
Operator, Roads
Town of Newmarket —Newmarket, ON
- $62,790–$78,488 a year
- Overtime
- CPR Certification
- Maintenance
- Microsoft Office
12d
Pipeline Installer - Water and Wastewater
RA Engineering —Newmarket, ON
- Heavy equipment operation
- Travel
- Communication skills
Project Manager, Infrastructure Management, Water & Wastewater
WSP —Thornhill, ON
- $94,100–$138,000 a year
Construction Superintendent – Water and Wastewater
RA Engineering —Newmarket, ON
- Engineering
- High school diploma or GED
- Bachelor's
Manager of Construction - Water and Wastewater
RA Engineering —Newmarket, ON
- Full-time
- Contracts
- Construction
Field Construction Coordinator
H2Ontario Inc. —Nobleton, ON
- $60,000–$85,000 a year
- Full-time
- Microsoft Word
- Microsoft Excel
- Engineering
- Dental care
- Vision care
Quick apply
6d
Mechanical Pipe Fitter - Water and Wastewater
RA Engineering —Newmarket, ON
- Travel
- Communication skills
- Mechanical knowledge
Senior Structural Engineer, Water, Wastewater and Solid Waste
WSP —Thornhill, ON
- $103,500–$151,800 a year
- PMP
- Engineering
- Master's degree
11d

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water wastewater jobs near newmarket, on

Operator, Wastewater

York Region -
Newmarket, ON

Apply Now

Job details

Casual
$35.37–$55.28 an hour

Qualifications

Post-secondary education
Environmental Science
Mechanical knowledge

Full job description

Status

Casual/On-call

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 an employee health care spending account, access to a 24/7 Employee and Family Assistance Program and corporate discounts and purchase plans for day-to-day products and services. Casual employees are eligible to receive payment in lieu of benefits and/or vacation.
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

From April 1 2026, pay rate increases to OIT - IV $35.37 - $55.28 per hour

Under the functional direction of the Supervisor, Operations, and the day-to-day work direction of the Senior Team Lead, assists with operations and maintenance tasks supporting the optimal operation of wastewater treatment plants and associated pumping stations, and the transmission system to meet Provincial Acts and Regulations, and Regional standards.

WHAT YOU'LL BE DOING

Assists with operations and maintenance tasks supporting the optimal operation of wastewater treatment plants and associated pumping stations, and the transmission system.
Enters sewers, wet wells and treatment tanks or chambers for the purpose of performing maintenance.
Performs operator-in-training operations and maintenance tasks as directed and in accordance with Regional and Provincial standards.
Enters data and maintains data logs on all activities performed ensuring records are current; utilizes Computerized Work Management Systems (CWMS) technology for maintenance activities such as work orders and entering data on work performed, as directed.
Ensures that documentation logs are completed legibly and accurately, under the direction of the Operator-in-Charge or designate.
Performs in-plant laboratory tests as directed.
Participates in meetings and in work groups as assigned.
Responds to inquiries, complaints and concerns in a timely and professional manner to assure optimal service; escalates concerns to the Operator-in-Charge or designate as required.
Rotates to various water/wastewater locations, as directed.

WHAT WE'RE LOOKING FOR

Post Secondary Diploma/Certificate in Environmental Sciences (2 or 3 yrs) or approved related combination of education and experience.
Operator-in-Training Ontario MECP certification in wastewater treatment and wastewater collection. Must obtain applicable Operator in Training certifications for water treatment and water distribution and supply within 6 months of hire.
Demonstrated experience in mechanical electrical equipment and pump maintenance procedures.
Basic understanding of system hydraulics and knowledge of the OH&S Act and relevant Provincial Acts and Regulations.
A valid Class “G” drivers’ license and clean driving record.
As a condition of employment, candidates are required to complete a medical assessment that measures their functional abilities and confirms their immunization status. This is in accordance with the requirement laid out under clause 25(2)(h) of the Occupational Safety and Health Act (OSH Act)
Ability to perform mathematical calculations to determine chemical dosages and flow rates; record accurately and maintain legible records.
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, near high voltage electrical equipment.
Ability to physically withstand long periods of standing, walking, climbing and heavy lifting; work in a noisy environment and all/extreme weather conditions.
Ability to wear a Self-Contained Breathing Apparatus to enter confined spaces.
Availability and ability to respond to emergency situations and work outside normal scheduled hours, as required.

Council Approval Date

Scheduled Weekly Hours

Varies

Scheduled Shifts

Operational Hours

Close Date

June 19, 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

water wastewater jobs in newmarket, on

Operator, Wastewater

Operator, Water (OIT-IV)

Wastewater Operator

Project/Process Engineer - Water and Wastewater Projects

Heavy Equipment Operator - Water and Wastewater

Water and Wastewater Planning Engineer (Engineer)

Project Manager

Superintendent, General Contracting (Site-Based)

Senior Engineer

Electrical and Controls Engineer

Water and Wastewater Systems Engineer (Engineer)

Trade Worker – Water and Wastewater

Operator, Roads

Pipeline Installer - Water and Wastewater

Project Manager, Infrastructure Management, Water & Wastewater

Construction Superintendent – Water and Wastewater

Manager of Construction - Water and Wastewater

Field Construction Coordinator

Mechanical Pipe Fitter - Water and Wastewater

Senior Structural Engineer, Water, Wastewater and Solid Waste

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