Lead hydrogeological investigations and technical delivery with GEI across Ontario, combining groundwater expertise with multidisciplinary collaboration.

GEI seeks a senior hydrogeology skilled with eight-plus years of experience and Ontario P. Eng. or P. Geo. designation. The work includes hydrogeological analysis, groundwater monitoring, impact assessment, and regulatory studies. You will also support proposals, client pursuits, and business development across Ontario.

Key Responsibilities:
Direct and mentor junior staff during hydrogeological field investigations
Lead technical reports, impact assessments, studies, and applications
Support water balance analysis and hydrogeological modelling
Coordinate multidisciplinary project delivery and technical quality




Maintain health and safety practices during field and office work

Requirements:
Bachelor’s or Master’s degree in hydrogeology, engineering, or geoscience
Eight-plus years of hydrogeological experience, preferably in Southern Ontario
Ontario P. Eng. or P. Geo. qualified designation
Experience with groundwater monitoring, testing, modelling, and impact assessment
Valid driver’s license and access to a personal vehicle

Apply technical leadership, groundwater modelling, and regulatory knowledge to GEI’s Ontario hydrogeology and environmental projects.
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📌 Senior Hydrogeologist Technical Leadership Markham
🏢 GEI Consultants
📍 Markham