Hydraulic Modeller

About the Role

You’ll apply our powerful global network of skills and decades of experience to create positive water outcomes that respect nature and nurture communities. The position involves improvement and innovation by running, analyzing, calibrating, and modifying hydraulic models using InfoWater, WaterGEMS, InfoWorks ICM, HAMMER or similar software to meet design criteria. You will assist in modelling and designing infrastructure such as water mains, sewers, force mains, pumping stations, and treatment plants, and contribute to condition assessment and master planning projects. Preparing modelling documentation, technical memoranda, design reports, proposals, cost estimates, and drawings is also part of the role. You will support senior staff with client relationships, collaborate with service line leaders and project managers, and provide training and mentorship to junior staff. Field work, including tests to evaluate existing water infrastructure, will be conducted under supervision. • Run, analyze, calibrate, and modify hydraulic models using InfoWater, WaterGEMS, InfoWorks ICM, HAMMER, or similar tools. • Model and design water mains, sewers, force mains, pumping stations, and treatment plants; support condition assessment and master planning. • Prepare modelling documentation, technical memoranda, design reports, proposals, cost estimates, and engineering drawings. • Support senior staff with client relationship management and collaborate with service line leaders and project managers. • Provide training and mentorship to junior staff on hydraulic modelling methods. • Conduct field tests and evaluations of existing water infrastructure under supervision.

Key Responsibilities

• ▸hydraulic modeling
• ▸water design
• ▸technical docs
• ▸client management
• ▸staff training
• ▸field testing

What You Bring

The ideal candidate holds a degree in Civil or Water Resource Engineering (or similar) and has at least three years of experience in water and wastewater modelling projects. Proficiency with InfoWorks ICM, InfoWorks WS, WaterGEMS, and InfoWater is required; experience with HAMMER or InfoSurge, pumping station design, large‑scale model calibration, master planning, CFD, and public or private client work are considered assets. Strong interpersonal, verbal, and written communication skills are essential, and the role requires willingness to travel within Ontario and Canada. • Hold a degree in Civil or Water Resource Engineering (or related field) with 3+ years of water/wastewater modelling experience. • Proficient in InfoWorks ICM, InfoWorks WS, WaterGEMS, and InfoWater; experience with HAMMER/InfoSurge, pumping station design, large‑scale model calibration, CFD, and client engagements is an asset. • Strong interpersonal, verbal, and written communication skills; willing to travel within Ontario and Canada.

Requirements

• ▸civil eng
• ▸3+ years
• ▸infoworks icm
• ▸infoworks ws
• ▸watergems
• ▸infowater

Benefits

Our Ontario offices are seeking an Intermediate Hydraulic Modeller to join the Integrated Water Management Business Group. The role offers the opportunity to work on high‑impact municipal, global and regional projects, collaborate with senior technical leaders, and contribute to the growth of our Water Infrastructure Planning and Advanced Hydraulic Practice. We operate on a hybrid model, with three days in‑office each week to foster collaboration and flexibility. The salary range is $70,035‑$116,681, based on the preferred work location, with adjustments possible for other locations. GHD uses AI in its applicant tracking system to improve recruitment efficiency and fairness, and the position is an existing vacancy. At GHD, we pledge to empower our people to make a positive impact, combining deep technical expertise with client and partner capabilities to address complex global challenges. We offer control over your career, innovative solutions, and the chance to create lasting impact. • Salary range $70,035‑$116,681, adjusted for work location; hybrid work model with three days on‑site per week.

Work Environment

Hybrid