Technical Tunnel Lead in Toronto

At Mott MacDonald, we trust our brilliant people to do brilliant things in engineering, management, and development services, supporting multisector project work in over 150 countries. As one of the largest employee-owned companies in the world, we pride ourselves on our ability to deliver exceptional outcomes through our network of 20,000+ talented consultants. With sustainability and innovation at the heart of all our sectors in North America, including Buildings, Energy, Transportation, and Water, we believe in empowering our people to excel, learn, and grow, offering diverse opportunities to contribute to career-defining work.

We are seeking a highly accomplished and motivated Technical Tunnel Lead to join our growing Toronto-based tunnelling team. This is a unique opportunity to help shape the future of one of the most established and respected underground infrastructure practices in North America. For decades, our tunnelling professionals have delivered some of the industry's most complex and transformative underground projects, supporting major transit, water, wastewater, and civil infrastructure programs across Canada, the United States, and internationally.

As our project portfolio continues to grow, we are seeking a recognized tunnelling expert who can provide technical leadership on major pursuits and projects, mentor the next generation of engineers, strengthen client relationships, and help define the future direction of our tunnelling practice. This role offers the opportunity to leave a lasting impact on both our organization and the critical infrastructure that supports communities for generations to come.

In this role, you will:

• Lead the development of innovative design solutions and technical deliverables for tunnels, shafts, support of excavation systems, and underground structures.
• Provide technical leadership and strategic direction on major underground infrastructure projects, with a particular focus on transit and water/wastewater markets.
• Serve as a trusted technical advisor to clients, project teams, and senior stakeholders.
• Conduct constructability, risk, and biddability reviews to support successful project delivery.
• Lead the preparation of design reports, specifications, calculations, and construction documentation.
• Champion excellence in underground engineering practice, codes, standards, quality assurance, and design governance.
• Establish and improve engineering processes, systems, and best practices to support efficient and high-quality project execution.
• Manage multidisciplinary design packages and collaborate with both internal and external stakeholders throughout project delivery.
• Build and strengthen client relationships through regular engagement, progress reporting, and strategic project support.
• Advance the team's capabilities through innovation, digital engineering, and the implementation of emerging technologies.
• Mentor and develop junior and intermediate engineers, fostering technical growth and leadership capabilities across the team.
• Support business development activities, major pursuits, and proposal submissions that continue to expand our tunnelling portfolio across North America.

What we're looking for:

The ideal candidate is a respected engineering professional with a passion for delivering technically excellent underground infrastructure projects. You are a collaborative leader who thrives on solving complex engineering challenges, building high-performing teams, and influencing the direction of major projects and programs.

Qualifications:

• Bachelor's degree in Civil Engineering, Geotechnical Engineering, or Geological Engineering (Master's degree considered an asset).
• Minimum 15 years of experience in the planning, design, and construction of tunnels, shafts, and underground structures.
• Experience leading multidisciplinary tunnel design programs and coordinating complex project teams.
• Direct experience supporting major transit and/or water/wastewater tunnel projects; experience in the Greater Toronto and Hamilton Area is considered an asset.
• Professional Engineer (P.Eng.) designation in Ontario, or the ability to obtain registration within a short period.
• Demonstrated expertise in underground engineering design standards, guidelines, and industry best practices.
• Advanced understanding of geotechnical and structural design principles and underground construction methodologies.
• Familiarity with geotechnical and structural numerical modelling software.
• Exceptional leadership, communication, and relationship-building skills.
• Proven ability to mentor, review, approve, and guide the work of engineering teams.

At Mott MacDonald, our employees have a stake and a voice in our business, providing them with a direct connection to our success through our personal and group performance bonuses. Multiple factors such as qualifications, overall experience and position responsibilities will be used to determine the successful candidate's actual salary within the expected range. The expected salary range for this position is from $160,000 - $200,000.

Collaboration at Our Core: At Mott MacDonald, we believe great ideas happen when we're together. Our hybrid approach centers on an in-office culture, with most of your time spent collaborating face-to-face and a minimum of three days per week in the office. We balance flexibility with connection, so you and your manager can choose how to meet client, team, and personal commitments. We seek to promote fair employment procedures and practices to ensure equal opportunities for all. We encourage individual expression in our workplace and are committed to creating an inclusive environment where everyone feels they have the opportunity to contribute.

We are an equal opportunity employer and are committed to providing employment accommodation in accordance with the Ontario Human Rights Code and the Accessibility for Ontarians with Disabilities Act, 2005 (AODA). Mott MacDonald Canada Limited will provide accommodations to job applicants with disabilities throughout the recruitment process. If you require an accommodation, please notify us and we will work with you to meet your needs.