At Mace, our purpose is to redefine the boundaries of ambition. We believe in creating places that are responsible, bringing transformative impact to our people, communities and societies across the globe. To learn more about our purpose, culture and priorities, visit our strategy site.

Within our Consult business we harness our unique combination of leading-edge practical expertise and project delivery consultancy to unlock the potential in every project.

The project: The Commercial Manager / Cost Control Lead provides commercial management, cost control, and financial governance support throughout the construction phase of a major infrastructure or built‑environment project.

Working closely with the Contract Administrator, Project Leader / Project Manager, and wider project team, the role is responsible for establishing and maintaining robust cost control, change management, and commercial reporting processes. The position supports informed decision‑making through accurate forecasting, cost analysis, and transparent reporting, within formal public‑sector or highly governed delivery environments.

Our values shape the way we work and define the people we want to join us on our journey.

Safety first - Going home safe and well:

• Support safe project delivery by ensuring commercial processes do not incentivise unsafe practices.
• Recognise and escalate commercial issues that may impact safe sequencing or resourcing.
• Promote responsible, ethical commercial behaviour across the project team.
• Comply with organisational and site safety requirements when undertaking site‑based activities.

Client focus – Deliver on our promise:

• Provide clear, reliable, and timely commercial information to support client decision‑making.
• Support the client with transparent cost reporting, forecasting, and change impact assessments.
• Act as a trusted commercial adviser within the project delivery team.
• Work collaboratively with the Contract Administrator to ensure aligned contractual and commercial outcomes.

Integrity – Always do the right thing:

• Apply commercial controls fairly, consistently, and in accordance with contractual requirements.
• Maintain accurate, auditable cost records suited to public‑sector scrutiny.
• Ensure change is assessed objectively and supported by clear commercial evidence.
• Escalate commercial risks, trends, or non‑compliance promptly and professionally.

Create opportunity for our people to excel:

• Support and mentor junior commercial and cost control staff.
• Promote best practice in cost management and reporting.
• Encourage collaboration between commercial, contract administration, and project controls functions.
• Contribute to continuous improvement of commercial systems and processes.

Key responsibilities

• Lead cost control and commercial management activities during the construction phase.

• Assess contractors monthly application for payment and make recommendation to the client

• Establish and maintain project cost plans, budgets, and cost control structures.

• Monitor actual costs against budgets and forecasts.

• Prepare regular cost reports, cashflows, and forecasts.

• Maintain cost registers, change logs, and commercial risk registers.

• Identify cost trends, risks, and opportunities and provide early warning to the project team.

• Support commercial close‑out activities, final accounts, and post‑completion reporting.

• Support the Contract Administrator with:

• Change assessment and valuation

• Commercial input to variations, compensation events, and claims

• Payment certification and financial evaluations

What You’ll need to have

• Proven experience in commercial management or cost control on complex construction or infrastructure projects.
• Proven experience in material take off and estimating techniques
• Strong understanding of construction commercial practices and cost management processes.
• Experience working within public‑sector, regulated, or highly governed environments.
• High attention to detail and strong analytical capability.
• Ability to communicate commercial information clearly to non‑commercial stakeholders.
• Capability to manage multiple cost and change items concurrently.

You’ll also have

• Degree in quantity surveying, construction management, engineering, or a related discipline.
• Professional commercial or cost management qualification (or working towards).
• Strong Excel and cost reporting capability.
• Experience supporting change management and contractor payment processes.
• Commercial judgement and the ability to balance contractual compliance with practical delivery considerations.

Note: The estimated salary for this position is 130,000-180,000 CAD. Starting salary may vary based on permissible, non-discriminatory factors such as experience, skills and qualifications.

Mace is an inclusive employer and welcomes interest from a diverse range of candidates. Even if you feel you do not fulfil all of the criteria, please apply as you may still be the best candidate for this role or another role within our organization.

We are also open to discussing part time, flexible, and hybrid working options if suitable within the role. (Dependant on geography with BUD approval)