Process Modelling Engineer

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Date: Aug 25, 2026
Location: Mississauga, ON, CA
Company: Hatch
Requisition ID: 100995
Job Category: Infrastructure
Location: Mississauga, ON, Canada
Join a company that is passionately committed to the pursuit of a better world through positive change.

With more than 70 years of business and technical expertise inmining (https://www.hatch.com/Projects/Metals-And-Minerals) ,energy (https://www.hatch.com/Projects/Energy) , andinfrastructure (http://bit.ly/Hatch

Projects

Infrastructure) , our10,000 colleagues (http://bit.ly/3l3V1N3) in150 countries (https://bit.ly/2TTgBIl) tirelessly work toward bettering the industries in which we operate.

With practical solutions that are safe, innovative and sustainable, we think globally while acting locally.

Are you looking for an opportunity to join a diverse group of professionals who are committed to remaining exceptional? We look forward to hearing from you.

Our expertise in infrastructure includes aviation, highways and bridges, planning and advisory services, ports, rail and transit, tunnels, and water.

Want to be part of the creation and construction of our cities? Then the infrastructureteam (http://bit.ly/Hatch

Infrastructure) is for you!
Position Summary
The Process Modelling
Engineerwill support the development and application of digital water solutions for municipal and industrial water and wastewater clients.

Working with senior engineers, process specialists, and software experts, the successful candidate will assist with process modelling, simulation, digital twin development, data analysis, optimization studies, and technical consulting using related technologies.

Hatch Water Digital Solutions specializes in water and wastewater treatment modelling, simulation, optimization, and digital twin solutions.

Key Responsibilities
Support development of water and wastewater treatment process models
Assist with calibration and validation of treatment plant models




Perform engineering calculations and technical analyses for treatment systems.

Support digital twin implementation projects for municipal and industrial clients.

Analyze plant performance data and identify optimization opportunities.

Assist with process troubleshooting and operational improvement studies.

Support development of predictive analytics and decision-support tools.

Prepare technical reports, presentations, and client deliverables.

Collaborate with process engineers, software developers, data scientists, and project managers.

Participate in client meetings and technical workshops.

Contribute to research and development initiatives related to digital water technologies.

Required Qualifications
Bachelor's degree in chemical engineering or related discipline.

Higher degrees with specialization in related fields will be preferred.
3+ years of experience in water and wastewater treatment processes modelling, advanced data analytics
Solid communication and technical writing skills.

Ability to work in multidisciplinary teams.

Preferred Qualifications
Experience with water wastewater process modelling software
Experience or specialization in development and application of predictive analytics and decision-support tools using machine learning tools.

Programming experience in Python, R, SQL, C#
Experience working with real-time operational datasets.

Understanding of digital twins, machine learning, or advanced analytics.

Technical Skills
Water and wastewater treatment process fundamentals.

Process modelling and simulation.

Data analysis and visualization.

Technical report preparation.

Base salary range:$72,000 - $105,000
At Hatch,



we are committed to fair and equitable compensation practices.

In accordance with legislated pay transparency requirements, the expected salary range for this position is based on current market data and aligned with internal pay structures to ensure consistency and fairness.

Your individual compensation within this range will depend on factors such as skills, experience, qualifications and location.

In addition to base pay, our total rewards package may include performance-based incentives, comprehensive benefits, and other programs designed to support your well-being and growth.

Why join us?
Work withgreat people (https://bit.ly/36124ja) to make a difference
Collaborate on excitingprojects (http://bit.ly/Hatch

Projects) to develop innovative solutions
Top employer (https://bit.ly/3p39hIa)
What we offer you?
Flexible work environment
Long term career development
Think globally, work locally
Don't meet every single requirement? You don't need to.

At Hatch, we are building a diverse, inclusive workplace that fosters innovation.

If you're interested in this role, we encourage you to apply even if your past experiences don't perfectly align with the skills we've listed.

We're committed to fostering a workforce that reflects thediversity (http://bit.ly/2JuRZAT) of thecommunities (https://bit.ly/2kx24hB) in which we operate and serve.

Hatch is an Equal Opportunity Employer that considers applicants without regard to age, race, color, national origin, citizenship, religion, creed, gender, sexual orientation, marital status, disability, veteran, or any other protected status.

If you have any accommodation requirements, please let us know.

We'll do our best to meet your needs in accordance with applicable local legislation.

Job Segment: R&D; Engineer, Machinist, Process Engineer, Sustainability, Construction, Engineering, Manufacturing, Energy
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📌 Process Modelling Engineer (Mississauga)
🏢 Hatch
📍 Mississauga