Environmental Project Manager, Major Projects

At Onterris, we build careers grounded in purpose, responsibility and real-world impact.

“For Planet and Progress” is our north star that guides everything we do. We believe environmental responsibility and human progress are interconnected, interwoven and international. Our scientists, engineers, field teams, consultants and professionals collaborate across disciplines and geographies, guiding industries and governments, ensuring that communities and environments thrive.

When you join us, you’re not just forging a career, you’re joining a movement. A movement for better thinking, smarter solutions and lasting impact.

Together, we will advance our way of life and protect the integrity of our environment every step of the way.

Environmental Project Manager, Major Projects

A Day in the Life

As an Environmental Project Manager, Major Projects, you will join our Guelph or Oakville, Ontario office (hybrid) as part of our Alternative Delivery team working closely with our Project Management Office.

The compensation range for this role is $95,000-$140,000 annually, commensurate with experience, skills, and geographic location.

To thrive in this role, you’ll be comfortable taking ownership of the following responsibilities:

• Shape how environmental management scopes are integrated into design and construction
• Lead and manage environmental work packages on major infrastructure projects in Ontario in accordance with project agreements and schedules
• Provide leadership across planning, design, permitting, and construction
• Collaborate with clients, engineering partners, owners, regulatory bodies, and subconsultants to integrate environmental requirements into project design and execution
• Engage and liaise with regulators and stakeholders
• Coordinate with internal project team across disciplines, including engineers, scientists, hydrogeologists, and ecologists
• Manage and oversee subcontractors and partners, such as environmental drillers, specialty consultants, and field services teams
• Apply strong project controls skills, including scope definition, forecasting, and budgeting
• Develop strong client relationships within the infrastructure sector in Ontario and across Canada
• Lead and contribute to opportunity pursuits, including bid strategy, proposal preparation, work plans, schedules, and cost estimates for multi-disciplinary major projects

Your Expertise And Skills

• 10+ years of experience with a proven track record of delivering multi-disciplinary environmental scopes on large infrastructure projects
• Deep understanding of environmental permitting, regulatory frameworks, and technical requirements relevant to design and construction projects
• Strong leadership and coordination skills, capable of leading multi-disciplinary teams
• Experience working on major projects delivered under an alternative delivery model (e.g., P3, DB, Progressive, or similar) with the ability to navigate fast-paced, collaborative environments
• Excellent communication skills and stakeholder engagement abilities, including working with clients, owners, regulators, Indigenous communities, and partner firms
• Advanced project controls skills, including budgeting, forecasting, scheduling, risk management, and change management.
• Demonstrated ability to manage subcontractors and partners while maintaining quality and safety standards
• A relationship builder who can develop strong client partnerships and contribute to business development and opportunity pursuits
• Strong problem solving and decision making skills, with the ability to anticipate issues, identify risks and implement practical solutions
• A valid class G driver’s license is required
• A Bachelor’s or Master’s degree in environmental planning, urban planning, environmental science, engineering, or a related field is required

The Following Would Be Considered An Asset

• Knowledge or technical working experience with Ontario Regulations 153/04 and 406/19
• Knowledge and working experience with regulatory requirements such as the Environmental Assessment Act, Ontario Water Resources Act, and Environmental Protection Act
• Experience working with Metrolinx and the Ministry of Transportation (MTO)
• Familiarity or working knowledge of ISO 14001
• Professional designations such as PMP, EP, P.Eng., P.Geo., P.Biol., RPBio., or similar

This posting reflects a current vacancy that the company is actively seeking to fill.

P lease apply to us directly . As a note, we are not accepting third party agency applicants at this time.

We welcome and promote diversity and inclusion in our workplace and encourage applications from all qualified individuals. Candidates requiring accommodation during the recruitment process are asked to contact Human Resources directly.

Onterris is a leading global environmental solutions company partnering with organizations to solve complex challenges where environmental pressures, regulatory expectations and operational risks intersect. Guided by our mission to advance the way of life without compromising the integrity of our environment, we believe environmental responsibility and human progress are fundamentally connected. Our scientists, engineers, field teams and consultants apply systems thinking that unites science, data and practical expertise to deliver solutions that strengthen our clients’ resilience, mitigate risk and protect the air, water and soil that sustain communities, while uncovering responsible paths forward for planet and progress. For more information, visit

We are an equal opportunity employer and encourage applications from people of all backgrounds. We acknowledge that these experiences and perspectives help to enrich our teams and contribute to our ongoing success. We are committed to providing access and reasonable accommodation in our employment for all applicants. For US residents, click here to learn more.