Assistant Superintendent

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?

Aecon Civil is a recognized 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.

The Yonge North Subway Extension team is growing and looking for key individuals to support the delivery of this massive, fast-paced project.

Reporting to the General Superintendent, the Assistant Superintendent oversees daily construction operations across multiple sites and is responsible for the leadership and performance of assigned Forepersons and crews. This role promotes safe and productive work practices, ensures compliance with OH&S regulations and Company policies, and maintains strong relationships with employees, subcontractors, and project stakeholders through professional leadership and communication.

What You'll Do Here:

• Promote, lead, and execute a Safety-First culture for all employees, subcontractors, and consultants in compliance with Aecon’s Environmental Health and Safety Program and provincial occupational health and safety legislation.
• Promote safety in all activities and engage in safe work plan development, hazard assessments, FLRAs, and mentorship with crews.
• Track and report project, quality control, resource requirements, and customer or employee relations to the General Superintendent.
• Oversee the job site and ensure Foreperson compliance with all assignments, project policies, and procedures.
• Drive quality, efficiency, and productivity of work crews.
• Direct Forepersons on productivity issues and monitor work performance, working with crews to overcome challenges.
• Follow project plans and budgets while ensuring Forepersons and crews perform to meet production goals.
• Understand the scope and sequencing of work, support Forepersons to plan and prioritize work, effectively redirect crews and equipment to assigned tasks, and minimize downtime on sites.
• Contribute to the development of a construction sequence plan.
• Work with the General Superintendent to identify equipment and labour resource requirements.
• Work with the General Superintendent and Project Manager to periodically reassess daily goals to meet forecasted production, schedules, and budgets.
• Ensure work completed meets quality standards and that preparation and submittal of required reports, documentation, and logs are completed.
• Document reporting of and maintain in good repair all company-owned and rented tools, equipment, and assets.
• Manage Superintendents and hold them accountable for their responsibilities in administration and quality control.
• Oversee the approval of daily production records and reporting on work progress, including:
• Daily quality control inspections and checklists.
• Records and reports of violations or disciplinary actions.
• HSE inspections and reports.
• Review Foreperson records and track all rental items, ensuring returns are completed and documented.
• Project-specific forms, inspections, and tracking as required.
• Approve field logs each day and ensure submittal of a field log for each Foreperson is completed daily.
• Review field logs with the Project Manager to ensure accuracy of phase codes and reported items.

What You Bring to the Team:

• Minimum 5 years of experience in the heavy civil construction industry, including roads, transit stations, utilities, and tunnels.
• Past experience working on transit projects is preferred.
• Able to oversee work fronts and interact with Forepersons and Field Engineers to supervise work on site.
• Thorough knowledge of applicable OH&S legislation and MTO specifications.
• Exceptional ability to multitask in a dynamic and fast-paced environment.
• Strong interpersonal, leadership, and communication skills.
• Proficient computer skills in MS Office (Outlook, Excel, Word, PowerPoint, etc.).
• Must maintain a valid Class 5 Driver’s License.
• Ability to work the project schedule, which may include weekends and/or night shifts.

Reason for Vacancy: New

The expected pay range for this role is $100,000 - $120,000 per year.

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.