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Date:  May 21, 2024

Toronto, ON, CA

Operating Sector:  Executive

Position Title:  Commercial Manager - GO Rail Expansion (RER)

Come Build Your Career at Aecon!

As a Canadian leader in infrastructure development, Aecon is safely and sustainably building what matters for future generations to thrive! We lead some of the most impactful infrastructure projects of our generation, at the forefront of transformational change in transportation and energy, and partnering every day to build, connect, power, and strengthen our communities.


At Aecon, you can count on:

  • Safety First. Our number one core value. If we can’t do it safely, we don’t do it at all.
  • Integrity. We lead by example, with humility and courage.
  • Accountability. We’re passionate about delivering on our commitments.
  • Inclusion. We provide equitable opportunities for everyone.


We lead the infrastructure industry with purpose, and our people are at the heart of everything we do. So, we invest in our people, just like they invest in us! 


At Aecon we:

  • Ensure you and your family receive the services needed to support your mental, emotional, and physical well-being.
  • Believe in helping you build your career through our Aecon University and Leadership Programs.
  • Are committed to supporting and investing in inclusive work environments, through initiatives like Equity, Diversity & Inclusion training, our Aecon Women in Trades and Aecon Diversity in Trades programs, and our Employee Resource Groups (ERGs) to ensure we are building inclusion into every aspect of our culture at Aecon.
  • Are a leader in sustainable construction. With a strong commitment to operating responsibly by minimizing our impact on the environment and surrounding communities.


Our business success relies on strong execution and continuous improvement – driven by the diversity, expertise and teamwork of our people. We’re always searching the globe for innovative, collaborative minds to join our best-in-class Aecon community!


What Is The Opportunity:

Aecon is currently seeking a Commercial Manager to join the GO Rail Expansion (RER) project, located in the Greater Toronto Area. This transformational project is the largest capital infrastructure project in Ontario’s historic GO Rail Expansion program! We are proud to support projects that are committed to faster and more convenient travel, ultimately improving transportation experiences. This starts with bringing aboard the best possible team!


Location: 130 Adelaide St W, Toronto, ON


What You'll Do Here:

  • Change management, including schedule Interpretation and claims administration/coordination.
  • Implement an effective system to ensure that all contractually-required notices are delivered to the client in accordance with the terms of the project agreement.
  • Administer the project contracts (project agreement, subcontracts, consultancy agreements, purchase agreements etc.), ensuring at all times that all contract deliverables and timelines are met.
  • Lead the drafting, review and negotiation of various contracts (with clients and subcontractors), including specific services contracts, master services agreements, commissioning contracts, engineering contracts, settlement agreements, non-disclosure agreements, construction contracts and procurement contracts.
  • Implement and monitor procurement scheduling and plans, facilitate competitive tendering process for materials, goods, services and equipment, including development of terms and conditions, scope and specification requirements, implementing and overseeing the bidding process with pre-qualified companies.
  • Evaluate submitted bids including tender analysis and recommendation.
  • Issue regular reporting and analytics on commercial issues to Executives (internal and JV ExCo) and Project Managers.
  • Engage with Aecon’s insurance advisors to develop appropriate Project insurance programs and coverages.
  • Exercise proper judgment to engage with Aecon’s legal advisors to seek advice at the appropriate times.
  • Develop a risk management and mitigation plan to identify potential events (internal and external) that may cause the Project to fail to meet its objectives. Monitor and control those measures to mitigate the exposure to the risks being realized.
  • Commercial management of project close out/ post practical completion, including defect liability period and O&M.


What You'll Bring To The Team:

  • 10 years experience working for a Contractor on large projects.
  • Minimum of 5 years commercial management experience on major projects.
  • Legal, Engineering, or Quantity Surveying degree or equivalent.
  • Demonstrated experience working under a variety of contracts (Design Build, Lump sum, unit price).
  • Sound understanding of construction methodology and process in a large, complex operating environment.
  • Thorough knowledge of change management principles including identifying significant variations, claims identification, narration, quantification and evaluation.
  • A sound understanding of the law of contract in the jurisdiction of the project, combined with a detailed appreciation of contractual obligations and liabilities, commercial and financial functions (i.e. project cash flow).
  • Direct experience with the tendering process, contract administration, budgetary cost value and reduction capability, procurement and subcontract administration, earned value management and Primavera P6 scheduling software (preferred).
  • Proven track record with claims management and dispute resolution on major projects.
  • Experience with risk identification and management.
  • Experience in liaising with client, subcontractor and consultant representatives.
  • Basic understanding of insurance program requirements for various Project types and advise on suitability of corporate programs vs project specific requirements.  
  • Experience with integrated ERP systems.
  • Excellent organizational, communication and writing skills.
  • Excellent people and leadership skills.


Aecon fosters diversity, inclusion and belonging within and across our organization. We welcome all to apply including, women, visible minorities, Indigenous peoples, persons with disabilities, and persons of any sexual orientation or gender identity.


We are committed to adhering to the objectives and requirements outlined in the Accessible Canada Act (ACA), and to meeting the accessibility needs of persons with disabilities in a timely manner, through the implementation of the requirements of the ACA and its applicable regulations. If you require accommodation under the ACA during any step of the application process please click here.

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