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. Join us and be part of a collaborative environment where your ambitions are united with ours, and you can truly shape your story.     If you share that vision, even if you don’t meet every requirement listed, we’d still love to hear from you. We value potential and diverse perspectives as much as experience. Let’s explore how we can support your growth and help you take the next step in your career, while contributing to an exciting new chapter for Mott MacDonald in North America.  

  We are seeking a talented, motivated, and experienced Senior Tunnel/Geostructural Engineer to join our growing Tunnels Team. This is an exciting opportunity to work on some of the most challenging and impactful underground infrastructure projects across Canada and internationally.   With a strong and expanding portfolio of major tunnel and underground projects, we offer long-term career growth, technical challenges, and the opportunity to help shape the future of transportation and infrastructure. We are looking for engineers who are passionate about underground works, thrive in collaborative environments, and are eager to contribute their expertise to innovative and complex projects.  

As a Senior Tunnel/Geostructural Engineer, your responsibilities will include

Performing geotechnical and geostructural analyses and developing design solutions for tunnels, shafts, deep excavations, retaining structures, and other underground systems. Interpreting geotechnical investigation data, developing ground models, and establishing engineering parameters to support design and risk assessments. Preparing engineering calculations, technical reports, drawings, specifications, and design documentation in accordance with applicable codes and standards. Developing and reviewing numerical models (e.g., finite element and finite difference analyses) to evaluate ground behaviour, soil-structure interaction, deformation, and stability. Providing technical leadership and mentorship to junior engineers and supporting their professional development. Coordinating with multidisciplinary teams, including civil, structural, environmental, and construction professionals. Supporting construction activities through review of contractor submittals, responses to RFIs, and site-related technical input. Contributing to project planning, scheduling, quality management, and successful delivery of project milestones. Building strong client relationships, participating in project meetings, and developing practical, innovative engineering solutions. Supporting business development activities, including proposal preparation, scope development, and engineering cost estimates

     The successful candidate will bring the following skills, experience and qualifications to the role:  

A Bachelor's degree in Civil, Geotechnical, or Structural Engineering; a Master's degree is considered an asset. 10–15 years of experience in geotechnical and/or structural engineering design and construction related to tunnels, shafts, underground structures, and geostructural systems. Advanced proficiency with geotechnical and structural analysis software such as PLAXIS, Rocscience, SAP2000, or equivalent tools. Professional Engineer (P.Eng.) registration in British Columbia, or the ability to obtain registration within six months. Strong knowledge of soil mechanics, structural behaviour, excavation support systems, and ground-structure interaction. Excellent communication, problem-solving, project coordination, and organizational skills. A passion for underground infrastructure and a desire to contribute to complex, technically challenging projects.

  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 $126,000 - $155,000.  This posting is for an existing vacancy.    

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.