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:
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:
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?
ONxpress Transportation Partners (ONxpress) were chosen by Metrolinx and Infrastructure Ontario (IO) to enter the Development Phase of the On-Corridor Works project – the largest project in Metrolinx’s GO Expansion.
Unprecedented in its scale and complexity, this multi-billion-dollar capital program will transform the GO regional rail network with electrification, more frequent service, shorter journey times and a more modernized system for the Greater Toronto and Hamilton Area.
As part of the ONxpress project, Aecon is looking for a qualified Senior Risk Specialist to join our team.
What You’ll Do Here:
Own and maintain the risk register, ensuring risks are identified, quantified, and mitigated.
Oversee and validate inputs for risk modeling and forecasting.
Perform and lead schedule risk analysis using Monte Carlo simulations.
Integrate quantitative and qualitative risk analysis into project forecasts.
Lead RM3 activities, including audit preparation and coordination.
Act as key contact for audits, inspections, and contracting authorities.
Drive collaboration across risk, compliance, commercial, and project teams.
Mentor junior team members and support development of risk capabilities.
Lead continuous improvement initiatives, enhancing risk practices, systems, and reporting.
What You Bring to The Team:
Reason for vacancy: Replacement
Pay Range: $80,000 - $120,000
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 belonging within and across our organization. We are committed to providing equal employment opportunities and considering all applicants without regard to race, color, religion, sex, national origin, age, disability, or any other characteristic protected by applicable local laws.

Aecon Group Inc. (TSX: ARE) is a North American construction and infrastructure development company with global experience. Aecon delivers integrated solutions to private and public-sector clients through its Construction segment in the Civil, Urban Transportation, Nuclear, Utility and Industrial sectors, and provides project development, financing, investment, management, and operations and maintenance services through its Concessions segment.