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Senior Environmental Scientist

Job in Kitchener, Ontario, Canada
Listing for: AECOM
Full Time position
Listed on 2026-01-26
Job specializations:
  • Engineering
    Environmental Engineer, Environmental Compliance
Salary/Wage Range or Industry Benchmark: 99000 - 138000 CAD Yearly CAD 99000.00 138000.00 YEAR
Job Description & How to Apply Below

Company Description

Work with Us. Change the World.

At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.

There has never been a better time to be h accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

Job Description

Job Description:

The Remediation team in Kitchener, Markham, or Mississauga is seeking a Senior Environmental Scientist for a new position to serve as a technical resource for federally and/or provincially regulated projects in Ontario. This role offers an exciting opportunity to lead diverse projects, including contaminated site assessment/remediation, regulatory closure pursuits, and excess soil management. The successful candidate will collaborate closely with project managers, senior technical leads, and other AECOM business lines to achieve project success and deliver on AECOM’s promise to our client.

Key Responsibilities:

  • Undertake or provide technical direction and mentoring for contaminated site assessment, excess soil, risk-based closure including the development of site-specific guidelines through pathway elimination or risk assessments in accordance with federal or provincial guidelines.

  • Technical writing and/or report review (e.g., risk management plans, remedial action plans, assessment of past uses (APUs), site characterization, groundwater sampling, Phase I/II ESAs)

  • Development of work scopes and proposals.

  • Act as a technical lead on excess soil projects for other AECOM business lines.

  • Collaboration with a variety of technical experts including hydrogeologists, risk assessors, and senior technical leads to advance contaminated sites to regulatory closure.

  • Ability to mentor junior and intermediate professionals.

  • Qualifications

    Minimum Requirements:

  • 8+ years of relevant experience in environmental consulting with a bachelor’s degree in environmental science, engineering, or related fields.
  • Preferred Qualifications:

  • Demonstrated ability to independently manage complex technical tasks and mentor others.

  • Strong leadership, project management, and client communication skills.

  • Knowledge of current federal and provincial legislation (e.g., Canadian Energy Regulator (CER), CCME, O. Reg. 153/04 and 406/19) and risk assessment guidance.

  • Experience working with Oil & Gas clients or with the CER on mid-stream remediation or closure projects would be considered an asset.

  • Membership in a relevant professional organization such as APGO or PEO.

  • Additional Information

    Offered rate of compensation will be based on individual education, qualifications, experience, and work location. The range for this position is $99000 to $138000.

    About AECOM

    AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan.

    AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout…

    Position Requirements
    10+ Years work experience
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