Commercial Manager

WSP USA; Vaughan; On-site; CAD 92,000 - 127,000; Full time

Job summary

WSP is seeking a Commercial Manager to join our Transportation Systems team in Ontario. You will oversee commercial and contractual management for transportation and infrastructure projects, working with clients, subconsultants, and senior leaders to drive commercial success and risk mitigation.

You will report to the Senior Commercial Manager and contribute to bid evaluations, negotiations, and financial health of projects, ensuring robust governance, budgets, and change management across

Qualifications

• 10+ years of commercial or contract management experience in a similar role.
• Excellent written and verbal English communication; French would be an asset.
• Post-secondary diploma or undergraduate degree in project management, construction management, quantity surveying, engineering, finance, business, or related discipline preferred.
• Knowledge of construction contracts and Canadian construction law, with contract administration and claims-management experience considered an asset.
• Experience with consulting engineering environments, and/or Owner and Contractor roles considered assets.
• Strong commercial judgment and analytical thinking; able to navigate deadlines and changing priorities.

Responsibilities

• Lead and manage commercial agreements including teaming, MOUs, JV agreements, internal consulting, consultant, and subconsultant agreements.
• Support bid/no-bid evaluations, risk reviews, OA requirements, commercial strategy, partner screening, and internal approvals.
• Lead negotiations with clients, partners and subcontractors; review and qualify commercial terms with in-house counsel.
• Strengthen project commercial performance by supporting budgets and WBS; oversee schedule, cost, billing and subconsultant receivables.
• Drive change management by identifying scope deviations, developing narratives, assessing impacts, and maintaining change logs.
• Support resolution of disputes and claims; assist governance and risk mitigation.
• Advance continuous improvement and project close-out through commercial analysis and lessons learned.

Skills

Commercial management

English fluency

French asset

Construction contracts

Consulting engineering

Commercial judgment

Education

Engineering or related degree

Job description

What if you could redefine what's possible? With us, you can.

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

Join our Transportation Systems team in Ontario as a Commercial Manager , supporting the commercial and contractual management of transportation and infrastructure projects.

Reporting to the Senior Commercial Manager, you will work across projects and corporate initiatives, bringing commercial insight to contracts, bids, negotiations, risk management, project financial health, change management, claims, and project close-out.

This is an opportunity to work closely with clients, subconsultants, project teams and senior leadership while helping strengthen commercial processes and execution across our Transportation & Infrastructure business.

Your Impact

• Lead and manage commercial agreements, including teaming agreements, Memoranda of Understanding, Joint Venture Agreements, Internal Consulting Agreements, Consultant Agreements, and subconsultant/subcontractor agreements.

• Guide opportunity and bidding decisions by supporting bid/no-bid evaluations, preliminary risk reviews, delegation-of-authority requirements, commercial strategy, partner screening, and internal approvals.

• Support and lead negotiations with clients, partners and subcontractors, including reviewing and qualifying commercial terms and conditions in conjunction with in-house legal counsel.

• Strengthen project commercial performance by supporting as-sold budgets and work breakdown structures and working with Project Controls and Finance to oversee schedule, cost, billing, and subconsultant receivables.

• Drive effective change management by identifying scope deviations, developing change narratives and justification, assessing schedule and cost impacts, preparing change packages, and maintaining change logs.

• Support the resolution of disputes and claims.

• Support corporate governance and influence risk mitigation.

• Advance continuous improvement and project close-out, including commercial analysis, lessons learned, vendor evaluations, project records, and required client waivers and releases.

The Skills That Set You Apart

• 10+ years of commercial or contract management experience in a similar role.

• Excellent written and verbal communication skills in English. French would be an asset.

• Post-secondary diploma or undergraduate degree in project management, construction management, quantity surveying, engineering, finance, business, or a related discipline preferred.

• Knowledge of construction contracts and Canadian construction law, with contract administration and claims-management experience considered an asset.

• Experience with consulting engineering environments, and/or both Owner and Contractor roles considered assets.

• Strong commercial judgment and analytical thinking, with demonstrated ability to navigate deadlines, ambiguity, changing priorities, and complex project requirements.

Why Choose WSP?

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 it’s across the country or around the globe, we help you 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: $101,200 - $134,100

MB & ON: $92,400 - $127,200

NB, NL, NS, PE & QC: $91,400 - $121,400

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 ready to bring your commercial expertise to complex, high-impact transportation projects, we’d love to hear from you.

At WSP , we exist to shape communities to advance humanity.

It’s why we bring people together who are wired to solve complex challenges - engineers, scientists, advisors, and technical experts who are driven by a common passion - to redefine what’s possible and shape what comes next. We are Visioneers.

As one of the world’s leading professional services firms, we partner with clients across transportation, infrastructure, environment, buildings, energy, water, mining and metals. We pair deep local knowledge with global insights to pioneer solutions designed to leave a lasting, positive impact.

At WSP , you’ll join a community of brilliant minds that push boundaries every day - applying deep expertise and fuelling innovation to help create a more connected and resilient future. Here, your ideas are valued, your growth is supported, and you are encouraged to bring your authentic self to work. We empower our people to collaborate across disciplines, challenge the status quo, and shape a career with purpose.

Join us.

Please Note:

Health and Safety is a core paramount value of WSP. Given the importance of keeping one another safe it is expected that you comply with our Health, Safety & Environment (HSE) policy at all times as well as client HSE policies when working at client locations. Full details here (https://www.wsp.com/en-ca/corporate/ca/health-safety) .

Some safety-sensitive positions involve fieldwork and may include work in a variety of environmental conditions, such as remote or isolated areas, working alone, and in inclement weather (within safe and reasonable limits).

WSP welcomes and encourages applications from people with disabilities. Accommodations are available on request for candidates taking part in all aspects of the selection process.

WSP is committed to the principles of employment equity. Only the candidates selected will be contacted.

WSP does not accept unsolicited resumes from agencies. Full details here (https://www.wsp.com/en-ca/careers/notice-to-staffing-agencies) .