AECOM is seeking a highly skilled and innovative Principal Engineer to join our growing Tunneling Practice in Canada.
This role is ideal for a technically strong, collaborative professional with extensive experience in tunnel design, underground structures, and geotechnical/structural analysis for major infrastructure programs.
At AECOM, you will join a global team of 50,000+ professionals driven by a shared purpose: delivering a better world. Our work improves mobility, resilience, clean water access, and community connectivity across Canada.
Key Responsibilities
- Lead and independently organize work plans, design tasks, and deliverables for medium- to high-complexity tunneling and underground projects.
- Apply commercial numerical modelling software, including finite and distinct element tools, to support advanced analyses.
- Develop, verify, and validate analytical design spreadsheets for geotechnical and structural calculations.
- Provide expert guidance in soil mechanics, rock mechanics, and ground–structure interaction to multidisciplinary project teams.
- Contribute geotechnical and structural expertise for underground components on major transportation and water conveyance projects.
- Provide technical input for tunnel design methodologies, means and methods, and proposal development.
- Design tunnels using TBM (Tunnel Boring Machine) and SEM/NATM (Sequential Excavation Methods).
- Design SOE (Support of Excavation) systems for shafts, pump stations, portals, cut-and-cover structures, and deep excavations.
- Participate in constructability reviews, value engineering workshops, and risk management activities.
- Prepare contract documents, design reports, technical specifications, and drawing packages.
- Review and supervise the work of intermediate engineers and mentor interns, especially on numerical modelling tasks.
- Collaborate closely with internal disciplines, external partners, and clients to support successful project delivery.
- Contribute to the development and continuous improvement of AECOM’s tunneling standards, tools, and best practices.