Data Center - Principal Process Engineer

Oakville, ON, Canada

$110,000 to $120,000 CAD / year · Full-time

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Job details

Pay: $110,000 to $120,000 CAD / year
Job type: Full-time
Apply by: Nov 14, 2026
Experience: Minimum 10 years experience as a process engineer in the water industry;
Posting language: English
Posted: Oct 27, 2026

Original job description

H 2 O is a smart water treatment solutions company. We simplify water treatment by integrating state-of-the-art technologies to solve water challenges for good with our team of trusted experts. Our mission is to provide services on an international scale, in a people-oriented, caring environment that fosters professional and personal growth. Be part of our talent pool and grow with H 2 O.

H 2 O innovation is looking for Senior Process Engineer anywhere in North America! This professionnal will be in charge of the process design throughout the entire lifecycle of projects, from the initial budgetary bids all the way to commissioning of full-scale facilities. Technologies for these projects include multimedia filters, activated carbon, ultrafiltration, reverse osmosis, Ion Exchange, Ultraviolet and electrodeionization. While knowledge in all technologies is not required, familiarity with several technologies is an asset for the position.

The Benefits

Overall remuneration including:

Profit sharing program;
Group Insurance plan including dental, vision & telemedicine;
RRSP plan with employer's contribution;
A minimum of three (3) weeks of paid vacation per year;
Twelve (12) paid wellness days per year.
Flexible working hours & hybrid working;

The Day-to-Day

Perform preliminary design of water treatment plants based on membrane projections and other accepted calculations in accordance with established criteria;
Collaborate closely with sales managers and engineering discipline teams;
Prepare budget, preliminary and final (bid) cost estimates including bill of materials, equipment, and controls;
Prepare formal proposals for submittal to potential clients;
Develop drawings of equipment and plant playouts as requested and oversee designers;
Create process drawings such as P&IDs and PFDs;
Select equipment (pumps, valves, membranes, etc.);
Develop and present technical presentations/papers on in-house projects to promote Company and water technologies at conferences and clients meetings;
Continuous investigation into improving design of current equipment and treatment processes, and development or acquisition of new equipment or processes to complement existing portfolio;
Prepare engineering documents such as functional descriptions, process control narratives, etc.;
Maintain an excellent working knowledge of state, provincial and federal regulations, as well as current design processes;
Maintain contact with current installations to obtain performance, operation and maintenance data and provide operational assistance as requested;
Maintain records of actual costs and provide comparison and analysis of discrepancies between estimated and actual costs;
Advance the development of standard treatment packages for UF and NF/RO systems;
Travel to project sites and perform treatment process audits;
Other duties as assigned.

The Skills We Are Looking For

A degree in chemical, environmental, civil or mechanical engineering or equivalent;
Minimum 10 years experience as a process engineer in the water industry;
Experience with membrane filtration treatment
The ability to work efficiently on multiple assignments simultaneously;
Excellent written and oral communication skills in English;
Experience with Ion Exchange (IE), an asset;
Knowledge of drinking and wastewater treatment, an asset.

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More about this job

Responsibilities

Design water treatment processes and facilities throughout the project lifecycle, including preliminary and final designs, cost estimates, proposals, process drawings, equipment selection, and control documentation. Support project delivery through collaboration with sales and engineering teams, site audits, operational assistance, cost analysis, and ongoing improvement of treatment technologies and standard packages.

Requirements

A degree in chemical, environmental, civil, or mechanical engineering (or equivalent) and at least 10 years of process engineering experience in the water industry are required. Experience with membrane filtration and the ability to manage multiple assignments and communicate effectively in English are required; ion exchange and drinking or wastewater treatment knowledge are assets.

Skills

Membrane Filtration
Ultrafiltration
Nanofiltration
Reverse Osmosis
Ion Exchange
Process Engineering
Cost Estimation
Proposal Preparation
P&ID Development
PFD Development
Equipment Selection
Process Control Documentation
Regulatory Compliance
Technical Presentations
Project Coordination

Benefits

Profit Sharing Program
Group Insurance
Dental Insurance
Vision Insurance
Telemedicine
RRSP Plan With Employer Contribution
Paid Vacation
Paid Wellness Days
Flexible Working Hours

Visa sponsorship

Not detected in the job text

Keywords

Water Treatment
Process Engineering
Membrane Filtration
Multimedia Filters
Activated Carbon
Ultrafiltration
Reverse Osmosis
Nanofiltration
Ion Exchange
Ultraviolet Treatment
Electrodeionization
Water Treatment Plants
Membrane Projections
Process Design
Cost Estimation
Bill Of Materials
Equipment Selection
P&IDs
PFDs
Functional Descriptions
Process Control Narratives
Drinking Water Treatment
Wastewater Treatment
Process Audits
Commissioning
Regulatory Compliance

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