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Senior Environmental Risk Assessor
@ Stantec
Waterloo, ON · Ottawa, ON · Stoney Creek, ON
Overview
Stantec is hiring a Senior Risk Assessor for its Toxicology and Health Risk Assessment team at an Ontario office. The role leads human health and ecological risk assessments on complex contaminated site projects, acts as a Qualified Person for Risk Assessment, and mentors staff. The posting requires 10 to 15 years of environmental consulting experience and a QPRA under O. Reg. 153/04.
Responsibilities:
- Lead complex human health and ecological risk assessments under O. Reg. 153/04
- Act as Qualified Person for Risk Assessment and review submissions
- Lead preparation of Risk Management Plans
- Manage project scope, schedules, budgets and client expectations
- Mentor junior and intermediate risk assessment staff
Requirements summary:
- 10 to 15 years of environmental consulting experience
- QPRA under O. Reg. 153/04 required
- Bachelor's or master's in environmental science or engineering
- Strong knowledge of Ontario contaminated sites regulations
- Valid Ontario driver's licence
- Ability to obtain federal reliability security clearance
Tools & skills
Benefits mentioned
Source and dates
Employer career site / ATS feed · oraclecloud
- Employer posting date
- 2026-09-28
- First seen by our source
- 2026-10-08
- Source record updated
- 2026-10-09
These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.
Job details
| Seniority | Senior |
| Department | Environment, health & safety |
| Experience | 10+ years |
| Hours per week | 40 (estimated) |
| Travel | ground: moderate |
| Work setting | Office, Client sites |
| Position | Sitting and standing |
| Physical demands | physical low · computer high |
| Languages | English |
| Licences & certifications | Qualified Person for Risk Assessment (QPRA), Qualified Person for Environmental Site Assessment (QPESA), Professional Engineer (P.Eng.) |
| Driver’s licence | required |
| Education | Bachelor’s degree (required), Master’s degree (preferred) |
| Fields of study | Toxicology, Biology, Chemistry, Earth Sciences, Environmental Engineering |
| Security clearance | Reliability status |
| Perks mentioned | Generous paid time off, Tuition support, Stock or equity, Wellness |
Summary and details written by AI from the posting; the employer’s posting is the authority.
Stantec
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With every community, we redefine what's possible.
Full company description
Stantec empowers clients, people, and communities to rise to the world’s greatest challenges at a time when the world faces more unprecedented concerns than ever before. We are a global leader in sustainable engineering, architecture, and environmental consulting. Our professionals deliver the expertise, technology, and innovation communities need to manage aging infrastructure, demographic and population changes, the energy transition, and more. Today’s communities transcend geographic borders. At Stantec, community means everyone with an interest in the work that we do—from our project teams and industry colleagues to our clients and the people our work impacts. The diverse perspectives of our partners and interested parties drive us to think beyond what’s previously been done on critical issues like climate change, digital transformation, and future-proofing our cities and infrastructure. We are designers, engineers, scientists, project managers, and strategic advisors. We innovate at the intersection of community, creativity, and client relationships to advance communities everywhere, so that together we can redefine what’s possible. Stantec trades on the TSX and the NYSE under the symbol STN. Recruitment fraud notice: All legitimate Stantec career opportunities are posted exclusively at www.stantec.jobs and candidate applications and employment offers are managed through our secure applicant tracking system. Stantec will only contact candidates using official email addresses ending in @stantec.com and does not send job offers as email attachments. Stantec never requests application fees and money transfers in the recruitment process or banking information via email. We also do not send payments for the purchase of office supplies or equipment. Any communication offering employment outside of our official recruitment process should be considered fraudulent.
- LinkedIn followers
- 780,822
- People associated on LinkedIn
- 30,753
- Reported office locations
- 10160-112 Street, Edmonton, Alberta T5K 2L6, CA
- Other recorded names
- Stantec
- Specialties
- consulting
- planning
- architecture
- engineering
- environmental
- interior design
- landscape
- surveying
- and project management
- Profile identifies a recruitment agency
- No
Stantec empowers clients, people, and communities to rise to the world’s greatest challenges at a time when the world faces more unprecedented concerns than ever before. We are a global leader in sustainable engineering, architecture, and environmental consulting. Our professionals deliver the expertise, technology, and innovation communities need to manage aging infrastructure, demographic and population changes…
| Field | Value |
|---|---|
| Industry | Business Consulting and Services |
| Company size | 10,001+ employees |
| Headquarters | Edmonton, Alberta |
| Organization type | Public Company |
| Specialties | consultingplanningarchitectureengineeringenvironmentalinterior designlandscapesurveyingand project management |
| Open jobs on Jobsy | 586 |
| View page |
Your Opportunity
Stantec is seeking a Senior Risk Assessor to join our Toxicology and Health Risk Assessment team out of one of our Ontario offices (negotiable office location). Our team provides human health and ecological risk assessment services in a variety of sectors, including infrastructure, mining, energy, manufacturing, government, insurance, and commercial real estate. Our group is dedicated to managing environmental issues professionally and proactively. Our staff of professionals includes specialists in contaminant fate and transport, risk assessment, risk management, site remediation, and risk communication.
Our team members have the opportunity to be involved in a variety of projects evaluating human health and ecological concerns associated with contaminants in the environment, identifying risk management measures and providing solutions for our clients to manage their environmental risk.
In this senior role, you will act as a technical leader, project manager, mentor, and trusted advisor to clients and regulators on complex contaminated site projects across Ontario and Canada.
Stantec values work-life balance and is an equal equity employer.
Your Key Responsibilities
- Lead and manage complex human health and ecological risk assessments in accordance with Ontario Regulation 153/04
- Act as a Qualified Person for Risk Assessment (QPRA) and provide senior technical oversight and review of risk assessment submissions
- Lead the preparation of Risk Management Plans (RMPs)
- Collaborate with Stantec’s Site Investigation and Remediation team on conceptual site models, soil vapour assessments, and meeting regulatory requirements
- Manage project scope, schedules, budgets, resources, quality, and client expectations
- Provide mentorship and technical guidance to junior and intermediate risk assessment staff.
- Represent clients in discussions with regulators, including the Ministry of the Environment, Conservation and Parks (MECP), and other stakeholders
Your Capabilities and Credentials
- Demonstrated leadership, mentoring, and project management experience
- Strong understanding of Ontario contaminated sites regulations, risk assessment approvals, risk management plans and brownfield redevelopment
- Excellent technical writing and oral communication skills
- Highly organized and self-motivated
- Excellent problem-solving skills, and ability to work under pressure and within short timelines
- Proficient with Microsoft Office software suite (Word, Excel, Outlook, PowerPoint, etc.)
- Valid Ontario driver’s license
- Ability to obtain federal reliability security clearance
Education and Experience
A bachelor’s or master’s Degree in one of the Environmental Sciences (Toxicology, Biology, Chemistry, Earth Sciences, etc.), Environmental Engineering, or equivalent
Qualified Person for Risk Assessment (QPRA) under O. Reg. 153/04 is required
Qualified Person for Environmental Site Assessment (QPESA) under O. Reg. 153/04 is considered a strong asset
Registered Professional Engineer (P.Eng.) in Ontario is considered a strong asset
Ten (10) to fifteen (15) years of environmental consulting experience with a focus on human health risk assessment, ecological risk assessment, soil vapour assessment, contaminated sites, and risk management planning
Demonstrated experience preparing and implementing Risk Management Plans (RMPs) and supporting redevelopment projects through the Record of Site Condition (RSC) process
Experience managing multidisciplinary project teams, mentoring technical staff, and leading client relationships
Business development, proposal management, and client account experience are considered strong assets
This description is not a comprehensive listing of activities, duties or responsibilities that may be required of the employee and other duties, responsibilities and activities may be assigned or may be changed at any time with or without notice.
About Stantec
Stantec is a global leader in sustainable engineering, architecture, and environmental consulting. The diverse perspectives of our partners and interested parties drive us to think beyond what’s previously been done on critical issues like climate change, digital transformation, and future-proofing our cities and infrastructure. We innovate at the intersection of community, creativity, and client relationships to advance communities everywhere, so that together we can redefine what’s possible.
#StayInquisitive
Pay Transparency: In compliance with pay transparency laws, pay ranges are provided for positions in locations where required. Please note, the final agreed upon compensation is based on individual education, qualifications, experience, and work location. At Stantec certain roles are bonus eligible. Actual compensation for part-time roles will be pro-rated based on the agreed number of working hours per week.
Benefits Summary: Regular full-time and part-time employees (working at least 20 hours per week) will have access to health, dental, and vision plans, a wellness program, health care spending account, wellness spending account, group registered retirement savings plan, employee stock purchase program, group tax-free savings account, life and accidental death & dismemberment (AD&D) insurance, short-term/long-term disability plans, emergency travel benefits, tuition reimbursement, professional membership fee coverage, and paid time off.
Temporary/casual employees will have access to group registered retirement savings plan, employee stock purchase program, and group tax-free savings account.
The benefits information listed above may not apply to union positions because benefits for such positions are governed by applicable collective bargaining agreements.
Grounded in safety, quality, and ethics, our experts lead their fields with dedication, a creative spirit, and a vision for growth. We draw from more than 20 technical specialties worldwide and are devoted to fostering a community of diverse talents, backgrounds, and expertise. Here, you can apply your passion and collaborate with top environmental professionals on work that’s vital to our clients and the communities they serve.
Join a team that’s naturally committed to the environment.
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