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Hydrogeologist

Job in Mississauga, Ontario, Canada
Listing for: AECO
Full Time position
Listed on 2026-06-22
Job specializations:
  • Engineering
    Geology / Geoscience, Environmental Engineer, Environmental Compliance
  • Science
    Geology / Geoscience, Environmental Compliance
Salary/Wage Range or Industry Benchmark: 85000 - 103000 CAD Yearly CAD 85000.00 103000.00 YEAR
Job Description & How to Apply Below
Primary

Location:

CA - Mississauga, ON - 5090 Explorer

Compensation: CAD 85,000 - CAD 103,000 - yearly

Job Description
AECOM  is looking for a  Hydrogeologist  to join its team in the Greater Toronto Area. This is a  new ,  Full‑time  role.

The ideal candidate will report directly to the Hydrogeology Operations Manager and will work collaboratively with other members of the Ontario and Canadian Geosciences (Hydrogeology & Geotechnical Engineering) and Remediation Teams, external sub‑contractors / consultants, clients, as well as professionals within other internal  AECOM  business lines.

Major responsibilities include:

Contribute to the preparation of external proposals for direct client assignments and the Hydrogeology components of multi-disciplinary  AECOM  proposal submissions.

Support/lead duties in quality control, planning, cost estimating and scheduling.

Mentor junior hydrogeology staff locally, and throughout Ontario.

Work on hydrogeological projects across Canada including contaminated sites, remediation, hydrogeologic characterization for water supply assessment, water supply development, groundwater modelling, and hydrogeological characterization for mine development, operations and closure.

Manage/co‑coordinate projects and undertake technical work in accordance with contract scope of work and budget, and to company, professional, quality, and legislative standards.

Plan and lead field investigation programs, directing the collection and analysis of field data.

Oversee and implement subcontracts and purchase orders for collaboration with sub‑consultants/contractors, manage subs throughout the project lifecycle.

Liaise with regulatory authorities, landowners, and other third parties.

Interpret regulations and manage permitting with provincial and municipal bodies.

Oversee, conduct and analyze aquifer tests, water quality analysis, single well response tests, and other hydrologic analyses.

Work with colleagues to conceptualize, build, calibrate, and utilize groundwater flow models using industry accepted software (Visual MODFLOW, FEFLOW, Leapfrog).

Oversee preparation of technical reports including potentiometric surface/water table maps, geologic and hydrogeological cross‑sections, hydrogeologic model simulations, dewatering assessments, and impact assessments.

Qualifications

Minimum Qualifications

B.Sc. in Geology, Hydrogeology, Engineering Geology, or related disciplines.

4+ years of Hydrogeology work experience.

A valid driver’s license with no restrictions.

Preferred Qualifications

M.Sc. in Geology, Hydrogeology, Engineering Geology, or related disciplines.

6+ years of Hydrogeology work experience.

Registered, in good standing with PGO and/or PEO.

Technical proficiency in physical hydrogeology, geochemistry and report writing.

Experience with groundwater resources, hydrogeological assessments, MECP Permit to Take Water/EASR, construction dewatering, groundwater monitoring and/or groundwater modeling.

Consulting experience and knowledge of provincial and federal acts and policies.

Experience on High and Medium Complexity MTO or MTQ Hydrogeology projects considered an asset.

Strong data visualization and presentation skills.

Excellent written and oral communication skills.

Ability to speak both French and English an asset.

Professional Geoscience work experience in the Province of Quebec an asset.

Additional Information

Relocation is not available for this position.

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

All newly hired employees are required to attend an in‑person Day 1 onboarding at an AECOM office location as a condition of employment.

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines. Artificial intelligence will be used to support the screening, assessment, and selection of applicants for this role. Final hiring decisions are made by the hiring team.

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