Water/Wastewater Modeller

gannettfleming· Water| Wastewater
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About this role

GFT is seeking to build a pipeline of Water/Wastewater Modeller talent to join our Water team in either Toronto, Mississauga or Ottawa ON. This role follows a hybrid work model, requiring regular attendance at our Toronto, Mississauga or Ottawa office. 

 

Joining the water team at GFT means contributing to innovative solutions for sustainable water management and infrastructure. Our team excels in dams and levees, advanced water and wastewater treatment, stormwater management, and conveyance, collection, and transmission. With a focus on integrating technology, sustainability, and compliance, we consider each water resources and environmental remediation project a chance to innovate and evolve to protect public health and enhance quality of life. Explore some of our signature water resources and environmental projects here.  

 

What you’ll be challenged to do:  

 

As a Water/Wastewater Modeller, you will be involved in the hydraulic modeling, planning, and design of water distribution and wastewater collection systems, with an emphasis on addressing complex issues related to pumping and transmission, storage, source of supply, and treatment.

In this capacity, the successful candidate will be responsible for the following:

  • Conducts strategic planning studies for improving and scaling various water/wastewater systems.
  • Plans, coordinates, and directs hydraulic modeling analysis and design on multiple projects with complex features
  • Analyzes system performance data and maintain asset management plans
  • Analyzes water source, treatment, pumping, and collection/distribution, and storage to conduct system capacity evaluations
  • Interacts with project clients to understand their needs and requirements
  • Provides technical input and review of project deliverables
  • Supports scope, budgets, and proposal preparation

What you will bring to our firm: 

  • At least 1 year of experience in hydraulic analysis and design related to water and wastewater systems
  • Experience with hydraulic modeling software such as InfoWorks, WaterCAD/WaterGEMS, InfoWater, Hammer, or similar
  • Excellent verbal and written communication skills
  • Ability to prepare and deliver client presentations 

What we prefer you bring:

 

  • Registered P.Eng or ability to obtain within six months
  • Experience as model manager and/or water planner

Compensation:

 

The salary range for this position is $68,000.00 - $98,000.00 dependent upon experience and geographic location.

 

At GFT, a privately held AEC firm, we innovate where transportation, water, power, and buildings converge. We call this the Infrastructure of Life.

 

We measure our success by the strength of our relationships – that’s why we’re the employer of choice for 5,000+ of the industry’s brightest engineers, planners, architects, inspectors, designers, and more.Our clients choose us for our expertise and prefer us for our nimble approach, creativity, and personal touch. Backed by over a century’s experience, together, we’re building a lasting legacy for future generations: stronger communities, a healthier planet, and better lives.

 

GFT: Ingenuity That Shapes Lives™ 

 

GFT is an Equal Opportunity Employer. All qualified candidates will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veterans’ status or other characteristics protected by law.

 

Unsolicited resumes from third party agencies will be considered the property of GFT.

 

Location: Toronto, Mississauga or Ottawa, ON

Employment Status: Full-Time

Sponsorship for Canadian Work authorization is not available for this position.

No relocation assistance will be provided for this position.

Local candidates will be given preference.

 

#LI-Hybrid #LI-MS1

Frequently Asked Questions

Is the salary disclosed for the Water/Wastewater Modeller position at gannettfleming?
The salary for this Water/Wastewater Modeller role at gannettfleming is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Water/Wastewater Modeller position at gannettfleming located?
This Water/Wastewater Modeller role at gannettfleming is based in Mississauga, ON, CA, Ottawa, ON, CA, Toronto, ON, CA. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Water/Wastewater Modeller role at gannettfleming full-time or part-time?
This is listed as a FULL TIME position. It is posted as a Water/Wastewater Modeller role in the Water| Wastewater department at gannettfleming.
Which team or department does the Water/Wastewater Modeller at gannettfleming belong to?
This Water/Wastewater Modeller position is part of the Water| Wastewater department at gannettfleming. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Water/Wastewater Modeller position at gannettfleming?
Click the "Apply Now" button on this page. You will be redirected to gannettfleming's official application portal hosted on icims where you can submit your application directly.
When was the Water/Wastewater Modeller job at gannettfleming posted?
This Water/Wastewater Modeller position at gannettfleming was posted on Apr 1, 2026. Apply as soon as possible — early applications are often reviewed first.
Water/Wastewater Modeller
gannettfleming
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