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.

- Safety Always. 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.

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 front line 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 Always. 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 solid 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 Civil is a recognised leader in the market, backed by strong self‑perform capabilities and deep local expertise. We play a key role in building and enhancing infrastructure across Canada, the U.S., and an expanding international footprint improving everyday life through the roads, bridges, tunnels, and transit systems that connect communities. With more than a century of experience and a full suite of integrated services, Aecon is a trusted partner for delivering complex civil projects, including tunnels, transit expansions,



airports, ports, highways, and large‑scale site development.

Reporting to the Estimating Manager/Lead, the Sr. Estimator will be responsible for the delivery of organised estimates, budgets, and schedules and ensure the necessary systems and procedures are implemented to manage Aecon’s risk.

What You’ll Do Here

- Lead the estimating efforts on various bids for major projects within civil east sector.
- Pricing activities into the Hard Dollar estimating programme.
- Preparation of procurement packages, reviewing responses and assisting with updating of estimates.
- Taking off quantities from bid drawings.
- Reviewing specifications to identify scope.
- Coordinating with other functions, and other Aecon Group estimators as necessary to support the estimating process.
- Communicate with sub‑trades to gather the information needed.
- Assist in reviewing documents for proposals to enable complete estimate preparation.
- Organise and obtain appropriate bonding and insurance requirements on estimates.
- Contribute to the risk assessment and management process.
- Assist proposals managers with collection and presentation of documents and reports for review and close‑out process.
- Participate in bid management meetings and estimate reviews.
- Present the essence/strategy of a completed estimate to management, defend its constructability, and defend calculated cost targets at a detailed level.
- Prepare well‑crafted written requests for client clarifications that consistently protect and advance Aecon’s position, ensuring our bid advantage is never compromised.
- Administration of

📌 Sr. Estimator (Toronto)
🏢 Aecon Group
📍 Toronto