Water Treatment Technician / Operator

Sanexen Environmental Services Inc.; Montreal (administrative region); On-site; CAD 52,000 - 76,000; Full time

Benefits offered by this job

Competitive compensation

Benefits package

Career growth

Challenging projects

Dynamic environment

Job summary

SANEXEN is seeking a Water Treatment Technician/Operator to join our Rivière-des-Prairies operations center and support job sites across the Greater Montreal area.

The role involves operation, maintenance, troubleshooting, and optimization of water treatment systems, on-site client support, and adherence to environmental requirements. You will contribute to system installation, commissioning, and continuous improvement while ensuring safety and quality.

Qualifications

• DEP/DEC or equivalent in water treatment, electromechanics, industrial mechanics, instrumentation, or related field.
• Minimum 2–5 years of relevant experience or equivalent.
• ASP Construction safety certification.
• Valid driver's license.
• Willingness to travel and stay outside region occasionally.
• Ability to work in an industrial environment and be autonomous.

Responsibilities

• Operate industrial and wastewater treatment systems daily.
• Perform inspections, preventive and corrective maintenance.
• Diagnose mechanical, hydraulic, and instrumentation failures and repair.
• Carry out plumbing, mechanical, electromechanical, instrumentation, and calibration work.
• Participate in installation, modification, and commissioning of new equipment.
• Collect water samples and perform analyses and monitoring.
• Read plans and P&ID diagrams; supervise subcontractors as needed.
• Travel to client sites and collaborate with engineering, operations, and project teams.

Skills

Analytical skills

Problem solving

Communication

Teamwork

Autonomy

Customer service

Education

DEP/DEC in water treatment

ASP Construction safety certification

Driver's license

Tools

MS Word

MS Excel

Mobile tools

Job description

Sanexen is seeking a Water Treatment Technician/Operator to join its Rivière-des-Prairies operations center and work on job sites throughout the Greater Montreal area.

Job Description

Sanexen is seeking a Water Treatment Technician/Operator to join its team. Reporting to the Operations team, the successful candidate will be responsible for the operation, maintenance, troubleshooting, and optimization of water treatment systems. They will ensure the proper functioning of equipment by providing on-site support at client locations while ensuring process compliance, adherence to operational and environmental requirements, and the delivery of high-quality services.

The incumbent will also participate in the installation, commissioning, fabrication, and continuous improvement of treatment systems. Through technical expertise and a proactive approach, this role contributes to the reliability of installations, operational efficiency, and customer satisfaction.

Main responsibilities

• Operate industrial and wastewater treatment systems on a daily basis.
• Perform equipment inspections, preventive maintenance, and corrective maintenance.
• Diagnose mechanical, hydraulic, and instrumentation failures and perform required repairs.
• Carry out plumbing, mechanical, electromechanical, instrumentation, and calibration work.
• Participate in the installation, modification, fabrication, and commissioning of new equipment.
• Collect water samples and perform required analyses and monitoring activities.
• Verify equipment performance and recommend improvements.
• Complete maintenance reports, operating logs, and tracking documents.
• Read and interpret plans, P&ID diagrams, manuals, and procedures.
• Supervise subcontractors when required.
• Collaborate with engineering, operations, fabrication, and project teams.
• Travel to client sites as required.
• Follow best practices related to health, safety, and the environment (HSE) and actively contribute to maintaining a safe work environment.

Qualifications required

Sought Profile

• DEP, AEC, or DEC in water treatment, electromechanics, industrial mechanics, building mechanics, instrumentation, or a related field.
• Minimum of 2 to 5 years of relevant experience.
• Any equivalent combination of education and experience will be considered.
• Hold an ASP Construction safety certification.
• Possess a valid driver's license.
• Be available for travel and occasional stays outside the region.
• Comfortable working in an industrial environment.
• Demonstrate autonomy, resourcefulness, and a strong sense of responsibility.
• Possess strong analytical and problem-solving skills.
• Demonstrate excellent communication and collaboration skills.
• Have a team-oriented approach and a willingness to share knowledge.
• Be customer-service oriented and committed to customer satisfaction.
• Demonstrate attention to detail and a constant commitment to quality, health, and safety.

Technical Skills

• Knowledge of mechanics, plumbing, and hydraulics.
• Ability to diagnose issues and perform troubleshooting.
• Knowledge of water treatment equipment.
• Ability to read plans and P&ID diagrams.
• Basic knowledge of automation and instrumentation (an asset).
• Proficiency with Word, Excel, and mobile tools.

Assets

• Knowledge of automation and remote control systems.
• Knowledge of analytical instruments.
• Knowledge of electrical systems.

Proficiency in French and English:
Given the diversity of our team and the need to work with local, pan-Canadian, and international clients and partners, the ability to understand and communicate in both languages is required.

We value diversity and inclusion and are committed to providing a respectful and equitable work environment for all.

This text uses the generic masculine form to simplify reading; it includes both masculine and feminine terms in accordance with our inclusion policy.

Choosing SANEXEN means:

• Competitive compensation;
• Benefits that meet your needs;
• Opportunities for career development and professional growth;
• Projects and challenges that align our DNA and your passion;
• A dynamic environment where everyone works toward shared goals.

About SANEXEN

SANEXEN - Over 40 years of innovative environmental solutions

A North American leader in environmental services, SANEXEN has been delivering sustainable, customized, and cutting‑edge solutions for over four decades. Our areas of expertise include site remediation, management of regulated materials, risk assessment, dredging, dewatering, industrial effluent treatment, PFAS removal, and much more.

What sets us apart? Our passionate multidisciplinary teams of engineers, scientists, and environmental specialists who innovate every day to tackle the most complex environmental challenges facing the industrial, municipal, and government sectors.

Working at SANEXEN means contributing to meaningful projects in a workplace where your expertise is valued, your voice matters, and your growth is supported.

Here, you are part of a committed team building a cleaner, safer, and more sustainable future — for everyone.