Commissioning Lead – Civil Construction Maple Reinders Constructors is currently searching for a Commissioning Lead to join our Civil construction division and be based on the Duffin Creek WPCP in Pickering, Ontario. The successful candidate will have the opportunity to work on a large exciting civil water and wastewater project. In this role, you will be accountable for planning and delivering commissioning programs across mechanical, electrical, and control systems, ensuring all systems are safely and efficiently brought online in accordance with project specifications, schedules, and quality expectations. You will play a key role in coordinating with internal teams, subcontractors, engineers, and clients to ensure successful handover of fully operational facilities. Job Duties: Take ownership of commissioning activities from early planning through start-up, validation, and final turnover. Develop detailed commissioning strategies, including defining system scopes, boundaries, and sequencing. Align commissioning activities with overall construction schedules by integrating M&E and start-up timelines. Collaborate with project teams to ensure installations meet design intent and contract requirements. Administer and enforce status tagging to support safe equipment start-up and testing. Conduct system readiness reviews, identifying deficiencies and working with site teams to resolve issues. Prepare and manage commissioning documentation, including testing records and turnover packages. Lead commissioning meetings and maintain clear communication through detailed minutes and reporting. Witness and verify system testing, inspections, and performance criteria. Maintain up-to-date commissioning logs, including contract and Article E documentation. Support commercial and project documentation. Provide technical insight during design reviews and construction coordination sessions. Promote best practices in turnover planning, system preservation, and change management. Support commissioning efforts across multiple Maple Reinders projects as required. Qualifications/Skills: Minimum 3–5 years’ experience in commissioning within construction projects. A University Degree/Technology Diploma in Civil Engineering or Construction Management, or a combination of education and industry experience. Demonstrated ability to manage commissioning programs and deliver successful project outcomes. Experience working on water / wastewater projects is considered a strong asset. Experience in incineration technologies is a strong asset. About Maple Reinders: Maple Reinders is one of Canada’s most respected and trusted construction firms, delivering innovative solutions for over 55 years. We are a full-service construction provider specializing in ICI buildings (industrial, commercial, institutional) and civil/environmental projects such as water and wastewater treatment plants, composting facilities, energy-from-waste, and biogas systems. With 500+ team members across six offices nationwide and more than 2,900 projects completed coast-to-coast, we’ve built a reputation for excellence, adaptability, and integrity. We are proud to be: A Platinum Member of Canada’s Best Managed Companies Certified Great Place to Work Recipients of numerous awards for innovation, sustainability, and design We want an individual who will embody Maple Reinders core values of People – Supporting our people to thrive. Integrity – Doing the right thing without compromise. Relationships – Building trust with clients & partners. Stewardship – Caring for communities & the environment. Ingenuity – Embracing challenges. Encouraging ideas. Engineering solutions. Why you should work here: Competitive Salaries (paid weekly) Starting at three weeks paid vacation plus additional gifted days off over the Christmas break RRSP with employer matching (up to 5%) Discretionary bonuses & profit sharing Group Health Insurance Plan (medical, dental, health care spending account) Life insurance and disability coverage Employee rewards program (Maple Points) Discount programs & memberships Employee and Project referral bonuses Employee Assistance Program Career growth and learning opportunities, including professional certifications Salary Range: $85,000 - $110,000 / Year (depending on experience) Location: Site-based role in Pickering, Ontario. Interested in Joining Our Team? Submit your resume and project list through this posting or on our website. Only those selected for an interview will be contacted. We use artificial intelligence (AI) to review resumes of candidates and assess their fit based on the criteria outlined in the job posting. We do not use AI to make any final hiring or interview decisions. Maple Reinders is an equal opportunity employer and supports employment equity and diversity in the workplace. We encourage applications from all qualified individuals including women, visible minorities, Indigenous Peoples, persons with disabilities, and others who reflect our ever-changing workplace. Upon request, Maple Reinders accommodates candidates with disabilities throughout the hiring process. If you require accommodation during the hiring process, please contact hr@maple.ca. https://www.maple.ca/