Sr. Steel Structural Engineer

Aecon Concessions; Bowmanville; On-site; CAD 90,000 - 120,000; Full time

Job summary

A leading infrastructure development company is seeking a Senior Steel Structural Engineer in Bowmanville, ON. This role is critical for the delivery of complex steelwork design packages for a major nuclear project. Applicants should have at least 10 years of experience in structural engineering, a strong understanding of nuclear safety standards, and excellent problem-solving skills. Join us to contribute to transformative infrastructure projects ensuring safety and compliance at every step.

Benefits

Career development programs

Equity, Diversity & Inclusion training

Health and well-being services

Qualifications

• Minimum 10 years’ experience in structural steel/composite design and construction.
• Professional Engineering (P.Eng) Designation is considered an asset.
• Strong knowledge of ASME codes.

Responsibilities

• Provide advanced technical input on steel composite structures.
• Lead constructability assessments of design packages.
• Prepare and review construction method statements.

Skills

Structural steel design

Nuclear safety standards

Communication skills

Leadership

Problem-solving

Education

Post secondary education in civil engineering

Job description

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It has come to our attention that various international organizations or individuals have been offering false employment opportunities at Aecon Group Inc. Aecon Group Inc. employment policies and processes involve interviews, and candidates who seek employment are never required to pay us any sum of money. To do so would be contrary to our business conduct guidelines and ethical practices. We also do not extend formal offers of employment or execute employment agreements through social media or social chat platforms.

We take this matter extremely seriously and are working with the appropriate authorities to shut down such fraudulent schemes. Please remain vigilant on this matter and report any suspicious outreach to your local authorities and email any concerns [e-mail]

Date: Oct 30, 2025

Location: Bowmanville, ON, CA

Operating Sector: Nuclear

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.

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.

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 strong 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?

As part of an alliance agreement, Aecon has been awarded a contract in an Aecon‑led partnership with Kiewit Nuclear Canada by Ontario Power Generation (OPG) for the execution phase on the Darlington New Nuclear Project (DNNP) in Clarington, Ontario. Beginning in 2025 Aecon will support the Construction of the Unit 1 Small Modular Reactor at the Darlington site.

Reporting to the Technical Manager, the Senior Steel Structural Engineer will play a pivotal role in the delivery of complex steelwork design packages for the Nuclear Island at DNNP. This role will leverage deep technical expertise and site experience to ensure designs are constructible, safe, and compliant with nuclear standards. The Senior Steel Structural Engineer will collaborate closely with design, construction, and client teams, supporting the reduction of rework, timely query resolution, and the safe, efficient realization of the project’s goals.

What You'll Do Here:

• Provide advanced technical input on steel composite structures (multi‑story platforms, heavy equipment supports) ensuring compliance with nuclear safety, and project specifications.
• Lead constructability assessments of design packages, identifying potential site issues and proposing practical solutions to minimize rework and optimize construction sequencing.
• Prepare and review construction method statements, interface with the planning team to align design delivery with construction schedules and client milestones.
• Respond to technical queries (TQs, RFIs) from site and client teams.
• Support the implementation of design methodologies and quality procedures, contributing to continuous improvement and team efficiency.
• Liaise with construction, procurement, and client representatives to ensure alignment of design intent with execution requirements.
• Support the Technical Manager in preparing KPIs, progress reports, and presentations for senior management and client updates.

What You Bring to the Team:

• Post secondary education in civil engineering.
• Minimum 10 years’ experience in structural steel/composite design and construction, preferably within nuclear, power, or large‑scale industrial projects.
• Professional Engineering (P.Eng) Designation is considered an asset.
• Proven track record in constructability reviews and site‑based engineering support.
• Strong knowledge of ASME codes and nuclear safety standards.
• Experience drafting and reviewing method statements, risk assessments, and construction schedules.
• Excellent communication skills with ability to manage queries and interface with multidisciplinary teams.
• Strong leadership and mentoring skills.
• Proactive, solutions‑oriented mindset.
• High attention to detail and safety.
• Organizational and time management skills. Ability to prioritize and multi‑task/ Service orientated.
• Thrive in a fast paced‑environment.

This is a unique opportunity to contribute to one of the world’s most significant nuclear construction projects, working within a high‑performing team committed to engineering excellence and safe project delivery.

We strongly encourage applicants who identify as Indigenous to apply to work with us on the Darlington New Nuclear Project. At Aecon, Indigenous is an umbrella term for First Nations (status and non‑status), Metis and Inuit.

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.