Co-op, Estimator

Come Build Your Career at Aecon!

Aecon delivers some of the most complex and impactful infrastructure projects — from transformative transportation networks to critical energy, industrial and nuclear programs. The projects we build connect communities and power future generations. With deep roots in North America and a strong footprint internationally, Aecon brings global expertise and proudly serves public and private sector clients through its Construction and Concessions segment.

Safety Always is not only our #1 core value – it is the standard that anchors our culture. We believe the most ambitious projects deserve the most committed people. At Aecon, you won’t just build your career — you’ll help build what matters to enable future generations to thrive.

At Aecon, you can count on:

• Safety Always. Our number one core value. The safety of our people, projects, partners, and stakeholders is our priority focus – today and always.
• Integrity. We lead by example, with humility and courage.
• Accountability. We’re passionate about delivering on our commitments.
• Inclusion. We provide opportunities where people feel valued, supported, and empowered to contribute fully.

We deliver infrastructure with purpose, and our people are at the heart of everything we do. Aecon employees are incredibly proud to build some of the most impactful infrastructure of this generation – we call it Aecon Proud .

At Aecon we:

• Ensure you and your family receive the services and benefits needed to support your mental, emotional, and physical well-being.
• Are intentional when it comes to investing in your development. We help you build your career and advance your skills through our Aecon University, tuition reimbursement, and Leadership Programs.
• Are committed to creating work environments focused on mutual respect, teamwork, collaboration, and new ideas, through meaningful initiatives, training, partnerships with Veteran groups, our Aecon Women in Trades and diversity programs, as well as our Employee Resource Groups (ERGs) , to ensure we are building with top talent and harnessing our collective strengths within every aspect of our culture.
• Operate responsibly by managing risk, safety, and environmental considerations across all our projects and surrounding communities.

Our success is built on the passion, expertise, and dedication of our people. Together, we embrace strong execution, innovation, and continuous improvement — values that come to life through the unique talents and collaborative spirit of every team member. If you’re inspired to make a difference through future-building projects, join our best-in-class team.

What is the Opportunity?

Safer. Faster. Smarter. This is how Aecon Utilities is committed to delivering projects. Aecon Utilities is a leading North American utility infrastructure provider with a strong track record delivering safe, reliable and innovative solutions across electrical, telecommunications, pipeline distribution and renewable energy markets. With operations across North America, Aecon Utilities supports critical utility infrastructure that powers and keeps communities connected. Guided by our core value of Safety Always, we partner with clients to build the infrastructure that powers the future.

Established in 1983, Tristar has developed specialized in-pavement inset lighting installation techniques that have created new standards employed in airport construction worldwide. Providing a full turnkey solution for your airfield needs from design, installation, maintenance and troubleshooting. Tristar’s notable airport electric projects include: the Toronto Pearson International Airport; the New Quito International Airport, Ecuador; Winnipeg’s James Armstrong Richardson International Airport; St. John’s International Airport, Newfoundland; and the Canadian Forces Base (CFB), Trenton, Ontario.

We are looking for a Co-op Estimator to help us get there! Reporting to the Sr. Estimator, the Co-op Estimator will support with the delivery of accurate and timely cost estimates, budgets, and schedules for assigned projects.

Co-op Opportunity: this opportunity currently has an opening for a 12-month work term .

What You'll Do Here:

• Analyzes documents, specifications, proposals, and addendums in preparation for pricing.
• Assists with RFPs and General Contract tender submissions.
• Supports the team in preparing quantity take-offs from construction drawings where applicable.
• Researches and/or obtains pricing from suppliers and subcontractors that can be incorporated into project estimates.
• Assists with prequalification submissions, RFQs, and RFIs as required.
• Aids in estimate creation for bid submission, including labour, equipment, material, rentals, and subcontracts.
• Attends site visits in advance of estimate creation.
• Ensures the distribution of documentation appropriately upon award.
• Collects data for reports on established business key performance indicators.
• Supports the maintenance of files and correspondence on active and completed projects.
• Provides technical support to field staff when needed.
• Coordinates scope changes as required.
• Incorporates and complies with Aecon’s risk management policies and procedures.
• Maintains estimating data systems to ensure they are kept up to date.
• Performs other duties and responsibilities as required.

What You Bring to the Team:

• Enrolled in a Civil, Construction, Electrical, or Business Diploma or Degree Program.
• Ability to read and understand construction drawings and contract documents.
• Knowledge of contract language, terms and conditions, bonding, etc.
• Knowledge of job cost fundamentals and basic accounting/reporting principles is an asset.
• Self-motivated with excellent organizational skills.
• Strong computer skills, including MS Excel, Word, Project, and estimating software.
• Excellent communication skills, both oral and written.
• Ability to work accurately and effectively under pressure.
• Capability to work both independently and within a team environment.
• Valid driver’s license and ability to travel as required.

Reason for Vacancy: New

The expected pay range for this role is $20 - $25 per hour.

Individual pay is determined based on several factors, including work location, education, experience, unique skills and job conditions. Other considerations may include certifications, specialized training, and the complexity or scope of the role.

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, appropriate accommodations will be provided upon request throughout the interview and hiring process.

As part of our commitment to fair and transparent hiring practices, Aecon may use artificial intelligence (AI) tools to assist in screening and reviewing candidates. These tools are applied responsibly and in accordance with applicable privacy laws and Aecon’s AI Usage Policy. All final decisions are made by qualified Aecon team members.