Tunnel Design Engineer

Maynard Civil Engineering Recruitment; Toronto; On-site; CAD 80,000 - 100,000; Full time

Job summary

Maynard Civil Engineering Recruitment is seeking a Tunnel Design Engineer in Toronto, Ontario. This role entails supporting the design and delivery of underground infrastructure projects across Canada. The ideal candidate will have 5–8 years of experience in tunnelling and underground design, a relevant degree, and familiarity with Canadian standards.

Responsibilities include performing analyses, developing design deliverables, and collaborating with various engineering teams. This is an excellent opportunity to mentor junior staff and advance your career.

Qualifications

• 5–8 years of relevant experience in tunnel and underground design.
• Experience working on infrastructure projects in Canada.
• Strong written and verbal communication skills in English.

Responsibilities

• Perform design and analysis for tunnel and underground structures.
• Develop design deliverables including reports, drawings, and specifications.
• Conduct geotechnical and structural assessments related to tunnelling works.

Skills

Tunnel design

Technical analysis

Project experience

Team coordination

Education

Bachelor’s degree in Civil Engineering

Master’s degree in related discipline

Tools

PLAXIS

FLAC

SAP2000

MIDAS

AutoCAD

Civil 3D

Job description

We are seeking an Tunnel Design Engineer with 5–8 years of professional experience to support the planning, design, and delivery of underground infrastructure projects across Canada for a specialist engineering consultancy. The successful candidate will play a key role in technical design, analysis, and coordination for tunnelling and underground works, working closely with multidisciplinary teams and clients.

This role is well-suited to an engineer with strong technical fundamentals in tunnelling and underground design, hands‑on project experience, and familiarity with Canadian codes, standards, and construction practices.

Key Responsibilities

• Perform design and analysis for tunnel and underground structures, including:
  • Bored and mined tunnels
  • Cut-and-cover tunnels
  • Shafts, caverns, and underground stations
• Develop and check design deliverables such as:
  • Design reports
  • Drawings and specifications
  • Technical calculations and models
• Conduct geotechnical and structural assessments related to tunnelling works, including ground support and lining systems
• Apply relevant Canadian and international standards (e.g., CSA, TAC, AREMA, AASHTO, Eurocodes where applicable)
• Coordinate with geotechnical, structural, civil, mechanical, and construction teams
• Support constructability reviews, risk assessments, and value engineering exercises
• Participate in design reviews with clients, contractors, and stakeholders
• Provide technical support during procurement and construction phases, including responses to RFIs and site support as needed
• Mentor junior engineers and contribute to knowledge sharing within the team

Qualifications and Experience

• Bachelor’s degree in Civil Engineering or a related discipline (Master’s degree considered an asset)
• 5–8 years of relevant experience in tunnel and underground design
• Experience working on infrastructure projects in Canada
• Working knowledge of tunnelling methods (TBM, SEM/NATM, cut-and-cover)
• Familiarity with geotechnical principles and ground–structure interaction
• Proficiency with relevant software tools (e.g., PLAXIS, FLAC, SAP2000, MIDAS, AutoCAD, Civil 3D, or similar)
• Eligibility for, or possession of, Professional Engineer (P.Eng.) designation in Canada
• Strong written and verbal communication skills in English