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.

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. The safety of our people, projects, partners, and stakeholders is our priority focus – today and always.

Inclusion. 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 current 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. 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.

ACSI) is a multi-disciplined construction company offering superior civil, electrical and mechanical services including piping, insulation, scaffolding, and module fabrication. We’re always on the search for exceptional craft candidates to fill our ever-expanding project portfolios. ACSI is seeking Millwright Apprentice 2nd year+ & Journeypersons who will be integral to our project’s success, responsible for completing maintenance assignments to build, repair and maintain equipment.

Your expertise will support a range of activities which are critical to the safe operation of equipment on the project. Operate rig equipment and dollies to move heavy machinery and parts. Align and test equipment and adjust.

Perform preventive and operational maintenance using procedures such as vibration analysis, and repair or replace defective parts. Trouble-shoot hydraulic, pneumatic and programmable logic controls. Tack welding and fabrication as well as maintain an inventory of replacement parts.





Perform field work to a high quality and provide thorough follow up with proper and efficient documentation of work. Perform proactive maintenance, trouble shooting and repairs for a wide range of Instrumentation and control equipment, such as Hydraulic operated valves, various pressure and flow measurements, radiation density Gauges, Radar level transmitters, CCTV monitoring systems, Computerized control systems. Journeyperson will mentor apprentices respectfully and oversee their safety.

Valid Provincial Journeyperson

Ticket or indentured in a Provincial apprenticeship program.

Experience as a Millwright in an industrial construction environment. Ability to lift and work with materials weighing up to 25kg. Must have a strong understanding of industrial safety procedures and policies. Must be fluent in English, both written and verbal.

Project: Rate: $0.00 to $0.00 per hour Overtime: Candidates may be required to complete a pre-employment Drug & Alcohol screen and/or criminal record check. Aecon has every intention of fostering diversity within and across our organization. We welcome thos e who would contribute to the further diversification of our staff including, but not limited to, women, visible minorities, Indigenous people, persons with disabilities, and persons of any sexual orientation or gender identity.

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. #

📌 Maintenance Millwright - Millwright Apprentice (Calgary)
🏢 Aecon Concessions
📍 Calgary