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 setting. 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

📌 Senior Environmental Risk Assessor (Hamilton)
🏢 Stantec.
📍 Hamilton