Date: Nov 2, 2026

Location: Pickering, ON, CA

Operating Sector: Nuclear

Position Title: Welding Specialist

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?

Nuclear’ s portfolio of building, refurbishing, maintaining, and decommissioning nuclear power facilities reflects a record of project success that ranges from small but essential maintenance contracts, to major construction endeavors. Aecon supports clients with expert project management to the most exacting standards.

Working with our joint venture partner Atkins Realis, Aecon Nuclear has been awarded the definition phase contract with Ontario Power Generation (OPG) to assist in planning the Pickering Retube, Feeder and Boiler replacement (RFBR) project. This project involves the refurbishment of four reactors and replacement of the forty eight steam generators at the Pickering Nuclear Generating Station.

What You'll Do Here:

• Develop Welding techniques, procedures, and application of Welding equipment, using knowledge of production specifications, properties and characteristics of metals and metal alloys, and Weld engineering principles.
• Provide expertise and work closely with Welders, supervisors and Welding Engineers to determine optimal Welding parameters with equipment type, process, joint configuration, and consumable selection.
• Oversee the welding operations during the preparation of Welding Procedure Specifications (WPS), Weld Procedure Qualification (WPQ) and Procedure Qualification Records (PQR).
• Ensuring that site conditions are suitable for the planned Welding activities prior to mobilization of Welding Operators and performing corrections as applicable with the support of the Execution Construction Team.
• Maintain a regular job-site presence to continuously monitor and oversee in-process Welding activities.
• Ensuring that Welding Operators are using the correct Welding procedures for the applicable Welding process.
• Verifying that Welding Operators are adhering to issued Welding procedures.
• Ensuring that Welding Tooling and Equipment is correctly configured for the applicable Welding process.
• Review and verification of Weld data and results following Weld completion.
• Lead Welding and Welding Tooling related troubleshooting activities at site.
• Report Welding related issues, including Tooling and Human Performance issues, to Supervision.
• Support emergent Weld Procedure Development activities.
• As required, manage the qualification of welders for field and shop welding personnel.
• Preparation of Aecon Technical Specifications and requisitions for Weld consumables, including Special Purchasing Instructions.
• Ability to interpret Aecon and customer drawings, codes, standards, and procedures and communicate review findings with applicable project personnel.
• Ensure process control is maintained throughout critical Welding activities.
• Training of welders on weld procedures, processes and welding equipment, and the maintenance of same.
• Review detailed drawings and determine joint configurations and Weld symbols.
• As required, manage the qualification of Welders for field and shop Welding personnel.
• Stay current with and introduce new technologies.

What You Bring To The Team:

• Minimum 3 years of manufacturing/fabrication or related industry knowledge.
• Graduate of Welding Technology Program or equivalent, or equivalent practical experience.
• Certification as a CWB Welding Supervisor would be an asset.
• Strong working knowledge of arc welding processes and equipment is essential.
• Knowledge of ASME Code Section III and IX, CWB W47.1 & 2 and CSA W59, AWS D1.1/D1.6 considered an asset.
• Certification as a CWB Welding Supervisor would be an asset.
• Good working knowledge of NDE methods for VT/MT/PT/RT and UT.
• Significant experience operating and supporting Orbital Welding Tooling is an asset.
• General knowledge of Manufacturing methods and procedures.
• Working knowledge with MS based computer applications.
• Work well in a team environment.
• Strong written, verbal communication and problem-solving skills.

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.