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Lead Mechanical Engineer
WSP USA
Source: Headcount Labs · original listing ↗
Job data: Headcount Labs, ODbL 1.0. Job descriptions belong to their employers.
Source date: 10/22/2026
About this role
What if you could redefine what's possible? With us, you can. With us, you can. You want Purpose. Growth. Opportunity. People who get it. We are the home of ambitious, passionate, and innovative world shapers. With an unmatched breadth and depth of engineering, advisory and science‑based expertise, our global minds unite to power local solutions. We are pathfinders and impact makers. We are Visioneers. We are WSP. The Opportunity Design What Comes Next Join WSP as a Lead Mechanical Engineer where you'll play a pivotal role in shaping the future of sustainable building systems across Ontario. Based in Northern Ontario with a hybrid work arrangement, you'll lead mechanical engineering activities while delivering innovative heating, cooling, HVAC, and district energy solutions across commercial, institutional, residential, and industrial projects. This is an opportunity to combine technical excellence, leadership, project management, and client engagement while advancing decarbonization initiatives and next-generation energy infrastructure. Your Impact + Lead the delivery of complex mechanical engineering projects involving HVAC systems, central heating and cooling plants, and district energy systems. + Support mechanical engineers, EITs, and designers, fostering technical excellence and professional growth. + Provide technical oversight to ensure high-quality, code-compliant project delivery. + Design innovative HVAC and ventilation systems serving buildings and central energy facilities across a wide range of market sectors. + Perform load calculations, ventilation analyses, equipment selection, and system sizing for mechanical infrastructure projects. + Manage project scope, schedules, budgets, and client expectations while maintaining strong project performance. + Collaborate with multidisciplinary teams and clients to develop sustainable, efficient, and resilient engineering solutions. + Advance decarbonization and energy transition initiatives through innovative mechanical and district energy system designs. The Skills That Set You Apart + Professional Engineer (P.Eng.) designation and active registration with the Professional Engineers Ontario (PEO). + Extensive experience in mechanical engineering with strong expertise in HVAC systems, central heating and cooling plants, and district energy systems. + Strong working knowledge of the Ontario Building Code, CSA standards, ASHRAE standards, and related mechanical design requirements. + Proficiency using AutoCAD and Revit for building systems design and documentation. + Proven ability to perform mechanical system analyses, equipment selection, design calculations, and technical evaluations. + Strong client relationship, business development, proposal preparation, and multidisciplinary collaboration skills. + Willingness to conduct site visits and field investigations as required. Why Choose WSP? Why Choose WSP? We exist to shape communities to advance humanity. The brightest engineers, advisors and scientists from across the globe call WSP home. + Proudly Canadian – we are a Top 100 Employer in Canada for 2026. + A global community of brilliant minds – your next idea, mentor, or opportunity is always within reach. + Limitless opportunities start here. Whether it’s across the country or around the globe, we help you tailor your role to match your ambition — because your growth drives ours. + Flexible work, real balance – we recognize the importance of balance in our lives and encourage you to prioritize the balance in yours. WeAreWSP Compensation AB, BC, NT, NU, SK & YT: $122,900 - $162,800 MB & ON: $112,100 - $154,400 NB, NL, NS, PE & QC: $111,000 - $147,400 Disclosure: The final salary awarded for this role may vary from the above range based on several factors including, but not limited to, relevant education, qualifications, certifications, experience, skills, seniority, geographic location, performance, and business or organizational needs. The wage range provided in this job posting may be subject to change for business purposes. Ready to Shape the Future? Bring your leadership, technical expertise, and passion for sustainable mechanical engineering to a team that is designing the infrastructure of tomorrow. If you're ready to lead complex projects, mentor future engineering talent, and drive innovative HVAC and district energy solutions that create lasting impact, we'd love to hear from you. Apply today and help redefine what's possible with WSP. At WSP , we exist to shape communities to advance humanity. It’s why we bring people together who are wired to solve complex challenges - engineers, scientists, advisors, and technical experts who are driven by a common passion - to redefine what’s possible and shape what comes next. We are Visioneers. As one of the world’s leading professional services firms, we partner with clients across transportation, infrastructure, environment, buildings, energy, water, mining and metals. We pair deep local knowledge with global insights to pioneer solutions designed to leave a lasting, positive impact. At WSP , you’ll join a community of brilliant minds that push boundaries every day - applying deep expertise and fuelling innovation to help create a more connected and resilient future. Here, your ideas are valued, your growth is supported, and you are encouraged to bring your authentic self to work. We empower our people to collaborate across disciplines, challenge the status quo, and shape a career with purpose. Join us. Please Note: Health and Safety is a core paramount value of WSP. Given the importance of keeping one another safe it is expected that you comply with our Health, Safety & Environment (HSE) policy at all times as well as client HSE policies when working at client locations. Full details here (https://www.wsp.com/en-ca/corporate/ca/health-safety) . Some safety-sensitive positions involve fieldwork and may include work in a variety of environmental conditions, such as remote or isolated areas, working alone, and in inclement weather (within safe and reasonable limits). WSP welcomes and encourages applications from people with disabilities. Accommodations are available on request for candidates taking part in all aspects of the selection process. WSP is committed to the principles of employment equity. Only the candidates selected will be contacted. WSP does not accept unsolicited resumes from agencies. Full details here (https://www.wsp.com/en-ca/careers/notice-to-staffing-agencies) .