Mechanical Engineer: District Energy & Building Systems

WSP; Ottawa; On-site; CAD 71,000 - 97,000; Full time

Job summary

WSP in Ottawa is seeking an Intermediate Mechanical Engineer to contribute to district energy projects and the design and delivery of large-scale mechanical systems for complex buildings. Your work will focus on district energy, central utility plants, and major equipment upgrades to meet performance, resilience, and sustainability goals.

You will collaborate with multidisciplinary teams, advance district energy planning, and mentor junior staff while delivering innovative, low-carbon

Qualifications

• Bachelor’s degree in Mechanical Engineering from an accredited university.
• Professional Engineer licence in Ontario, or eligibility to obtain P.Eng. registration within a reasonable timeframe.
• Five or more years of experience in consulting engineering, building systems design, or a related project delivery environment.
• Demonstrated experience designing HVAC and hydronic systems, developing mechanical room layouts, and working with building mechanical infrastructure.
• Experience supporting district energy systems, central utility plants, or initiatives involving large-scale mechanical equipment.
• Working knowledge of applicable building codes, energy standards, and recognized industry practices.
• Proficiency with engineering design tools such as Caesar II and hydraulic design software, along with experience using BIM/Revit and Forma.
• Strong technical communication and relationship-building skills; experience with industrial controls is considered an asset.

Responsibilities

• Design campus-scale hydronic heating and cooling networks that support efficient, reliable, and resilient building operations.
• Lead HVAC, hydronic, plumbing, and energy-related building system designs from concept development through construction.
• Advance the planning and design of district energy systems, thermal networks, and central utility plants that support more sustainable communities.
• Evaluate and integrate major mechanical equipment, including chillers, boilers, cooling towers, heat pumps, and associated plant infrastructure.
• Collaborate with architects, engineers, clients, and project stakeholders to deliver coordinated, high-performing, and innovative solutions.
• Develop technical studies, energy analyses, feasibility assessments, and equipment replacement strategies for new and existing facilities.
• Guide junior team members through mentorship, technical knowledge sharing, and thoughtful project collaboration.

Education

Bachelor’s degree in Mechanical Engineering

Professional Engineer licence in Ontario

Tools

Caesar II

Hydraulic design software

BIM/Revit

Forma

Job description

WSP in Ottawa is seeking an Intermediate Mechanical Engineer to contribute to district energy projects and the design and delivery of large-scale mechanical systems for complex buildings. Your work will focus on district energy, central utility plants, and major equipment upgrades to meet performance, resilience, and sustainability goals.

You will collaborate with multidisciplinary teams, advance district energy planning, and mentor junior staff while delivering innovative, low-carbon