Chief Estimator

PACT (Pearson Accelerator Construction Team) is a General Partnership of Alberici, Amico, Kenaidan, and Obayashi, supported by design partners Egis, Mott MacDonald, and Weston Williamson + Partners. Together, we are delivering Accelerator, a major program of Pearson LIFT (Long-term Investment in Facilities and Terminals), Toronto Pearson's infrastructure development plan. This multi-year program is designed to address immediate passenger growth demands while preparing Canada’s largest airport for the future of air travel—including critical upgrades to airfield and infrastructure, greenhouse gas reduction initiatives, modernization of Terminals 1 and 3, and the creation of a world-class passenger experience.

Job Summary The Chief Estimator is responsible for overseeing and managing the estimating function for all PACT projects, ensuring accurate, detailed, and competitive cost estimates are prepared in line with client specifications and project goals. This role requires a highly experienced professional with expertise in construction cost estimation, project planning, and leadership. The Chief Estimator will collaborate closely with senior management, project directors, engineers, and operations teams to drive successful bids and ensure robust pre‑construction planning.

Responsibilities

Lead and manage the estimating department, ensuring all bids are accurate, competitive, and completed on time

Prepare and review detailed cost estimates for large-scale aviation and infrastructure projects, including materials, labor, equipment, subcontractor costs, and overheads

Oversee preparation of tender documentation and ensure compliance with client requirements and industry standards

Analyze drawings, specifications, and scopes of work to develop accurate and comprehensive estimates

Collaborate with project managers, engineers, and operations teams to align estimates with design updates, schedules, and resource requirements

Identify potential risks in estimates and develop mitigation strategies to protect project profitability

Build and maintain strong relationships with suppliers, subcontractors, and vendors to secure best pricing and quality

Contribute to value engineering exercises to identify cost-saving opportunities while maintaining quality and scope

Ensure cost estimates are aligned with project budgets and provide regular financial forecasts to senior leadership

Lead, mentor, and develop the estimating team to drive accuracy, efficiency, and continuous improvement

Implement best practices, tools, and technologies to enhance estimating processes and reporting for management

Work Conditions The position will be based at our offices in Mississauga, Ontario, with regular visits to the site offices and GTAA terminals as required. This position is 5 days per week with core hours of work between approximately 8:00am–5:00pm with 1 hour lunch or as agreed upon with your manager.

Desired Skills, Knowledge, Competencies

Bachelor’s degree in Construction Management, Quantity Surveying, Civil Engineering, or related field

Minimum 10 years of experience in construction estimating, with at least 5 years in a leadership role

Strong knowledge of construction methods, materials, and processes in aviation, civil, and infrastructure projects

Proven experience managing complex and large-scale estimates and tenders

Proficiency with estimating software and tools (e.g., ProEst, Bluebeam, or similar)

Strong understanding of construction contracts, procurement processes, and industry standards

Exceptional leadership skills with the ability to mentor and develop a team

Excellent attention to detail, analytical thinking, and problem-solving abilities

Strong communication, negotiation, and organizational skills

Ability to manage multiple priorities in a fast-paced, deadline-driven environment

High level of integrity, professionalism, and commitment to continuous improvement

PACT is an equal opportunity employer and is committed to providing employment accommodation in accordance with the Ontario Human Rights Code and the Accessibility for Ontarians with Disabilities Act. We are committed to providing an inclusive and barrier-free candidate experience and work environment. If you require accommodation to apply or if selected to participate in an assessment process, please advise Human Resources.

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