Hydrogeologist

Markham, ON

At EXP, we’re driven to provide innovative solutions for the world’s built and natural environments. As a team of engineers, architects, designers, scientists, creators and a community of professionals, we bring diverse and talented people together to solve the world’s most complex challenges.

Position: Hydrogeologist

Location: Markham, ON

• The successful candidate will play a key role in supporting senior professionals in a wide variety of physical hydrogeology projects.
• Work as part of an interdisciplinary field and office project team to achieve hydrogeological project objectives for various sites.
• Plan, coordinate and conduct investigation programs including drilling, test pitting, and installation of monitoring / test wells.
• Map and interpret surficial geological and hydrogeological features.
• Work will include wide range of groundwater investigations, dewatering projects, well testing, environmental impact assessments, hydrogeological assessments, water supply work, groundwater modeling and regulatory compliance projects across Ontario.
• Participate in contaminant hydrogeology projects.
• Design and implement field investigations including groundwater investigations, water sampling, slug/bail and pumping tests, groundwater/surface water sampling.
• Design and conduct field programs to map hydrogeological features, geological logging, and installation of groundwater/surface water instrumentation.
• Ensure compliance with Standard Operating Procedures (SOPs) and applicable Regulations, Standards, and Guidelines.
• Work on multiple projects, to support execution of scope/budget/schedule to meet client expectations.
• Interpret hydrogeological field data including borehole logs, slug tests, and pumping tests. Provide technical oversight during construction and dewatering activities.
• Prepare hydrogeological assessments, water balance studies, and well interference analysis reports. Work collaboratively and communicate effectively with the project team.
• Data analysis, compilation and evaluation of hydraulic test results, interpretation of groundwater chemical results.
• Prepare technical reports and sealed deliverables in accordance with Ontario Regulations.
• Working knowledge of applicable environmental laws and regulations in the Province of Ontario is required.

• Active P.Geo. license in good standing with Professional Geoscientists Ontario (PGO).
• Bachelor’s or Master’s degree in Hydrogeology, Geoscience, Earth Sciences, Geological or Environmental Engineering is essential.
• 5-10 years of practical experience in hydrogeology in Ontario.
• Consulting experience is required.
• Strong knowledge of Ontario regulatory frameworks (MECP, Conservation Authorities).
• Diverse experience in hydrogeological field work should include surface and groundwater monitoring and sampling procedures, drilling and installation of pumping wells and observation wells in bedrock and overburden, taking sampling notes, preparing borehole logs, conducting and analyzing permeability and pumping tests.
• Ability to manage multiple projects and meet deadlines.
• Strong report writing and communication skills are required. The ability to write professional technical reports is paramount.
• Experience with common groundwater and other relevant software (e.g., MODFLOW, Aquifer Test, ArcGIS, AutoCAD, and ACCESS). Experience in numerical modeling of hydrogeological problems using a range of groundwater modeling tools is an asset.
• A valid Ontario driver’s license with own vehicle and ability to conduct field work.
• Detail-oriented and ability to work independently in the office and in the field.
• Positive attitude, teamwork and problem-solving skills are essential.
• Previous project coordination/management experience is preferred.

Salary Range: $70,036 - $92,839

EXP subscribes to the Workplace Equity Program. Applications from women, members of visible minorities, Indigenous peoples and persons with disabilities are encouraged. Persons with disabilities can obtain accommodation for the selection process by contacting us at:

Seniority level: Mid-Senior level

Employment type: Full-time

Job function: Research, Analyst, and Information Technology

Industries: Architecture and Planning, Civil Engineering, and Oil and Gas