Senior Mechanical Engineer

What if you could redefine what's possible?

With us, you can. You want Purpose. Growth. Opportunity. People who get it.
We are the home of ambitious, passionate, and innovative world shapers.
With an unmatched breadth and depth of engineering, advisory and science‑based expertise, our global minds unite to power local solutions.
We are pathfinders and impact makers.
We are Visioneers. We are WSP.

The Opportunity

Build the Future With Us – This is an exciting opportunity for a Senior Mechanical Engineer looking to work with autonomy on some of Canada's most future‑forward engineering projects. You'll take the lead on complex, large, and mega‑scale projects across transportation, industrial, municipal, institutional, and commercial sectors—shaping systems and infrastructure that support communities across the country.

Your Impact

• Oversee mechanical engineering calculations, designs, specifications, and installation details across conceptual, detailed design, tender, and construction phases.
• Lead the design of HVAC, Hydronic Heating/Cooling, Snow Melting & In‑Floor Heating, Plumbing, Sanitary, Storm, Natural Gas Piping, Fire Protection, Clean Agent Systems, and BAS.
• Deliver preliminary design, planning, and estimation support for transportation, commercial, and industrial building projects.
• Apply your understanding of major project delivery models including Alliance, PDB, DB, DBF, DBFM, DBFMO, IPD, and DBB.
• Act as design lead—providing day‑to‑day guidance to engineers, designers, and modelers; attending client meetings; and supporting Lead Engineers and Team Managers.
• Prepare and professionally seal contract documents and coordinate submissions for permits and tender packages.
• Serve as Project Manager and Engineer of Record (EOR) on multiple concurrent projects, ensuring technical accuracy and quality.
• Support project financial tracking, scheduling, resource planning, and budgetary reporting with PMs and Discipline Managers.
• Contribute to proposals, pursuits, fee estimates, and strategic resourcing planning.

The Skills That Set You Apart

• You hold a Bachelor's degree in Mechanical Engineering and are registered as a P.Eng. with PEO (additional provinces an asset).
• 10–15 years of mechanical engineering experience, including minimum 5 years of Canadian experience designing mechanical systems for transportation, industrial, and commercial facilities.
• You bring applied experience with transportation‑related buildings—bus garages, train terminals, MSFs, airports (terminals, baggage, hangars, CUP), ports, marinas, and storage facilities.
• You have deep knowledge of OBC, ASHRAE, ASPE, NFPA, SMACNA, CSA, AREMA and industry mechanical engineering standards.
• You're skilled at providing mentorship and technical guidance to intermediate and junior staff.
• You are confident engaging contractors and defending mechanical design intent.
• You're experienced with HAP/Tracer, duct & pipe sizing tools, and mechanical equipment selection.
• PMP certification is an asset; project management experience on technical and financial aspects is required.

Why choose WSP?

We exist to shape communities to advance humanity. The brightest engineers, advisors, and scientists from across the globe call WSP home.

• Proudly Canadian – we are a Top 100 Employer in Canada for 2026.
• A global community of brilliant minds – your next idea, mentor, or opportunity is always within reach.
• Limitless opportunities start here. Whether across the country or around the globe, we'll help tailor your role to match your ambition—because your growth drives ours.
• Flexible work, real balance – we recognize the importance of balance in our lives and encourage you to prioritize the balance in yours.

#WeAreWSP

Compensation

AB, BC, NT, NU, SK & YT: $104,100 – $138,000
MB & ON: $95,000 – $130,800
NB, NL, NS, PEI & QC: $94,100 – $124,900

Disclosure:
The final salary awarded for this role may vary from the above range based on several factors including, but not limited to, relevant education, qualifications, certifications, experience, skills, seniority, geographic location, performance, and business or organizational needs. The wage range provided in this job posting may be subject to change for business purposes.

Make Your Mark with WSP

If you're driven by purpose and impact, we'd love to hear from you. Apply now and take the first step toward a rewarding career with us.