Mechanical Smart Building Systems Engineer

If you thrive in a team-oriented workplace that challenges your skills, to drive your career development, embraces diversity and rewards innovation, with competitive pay and great employee programs, join the GDI Ainsworth team today!

Job Summary:

We are looking to hire a Mechanical Smart Building Systems Engineer, to join our team in Mississauga! In this role, you’ll use your expertise in mechanical building systems and Ainsworth’s data‑driven analytics tools to deliver ongoing HVAC Fault Detection & Diagnostics (FDD) services across a portfolio of buildings.

Your work will help optimize HVAC performance, enhance occupant comfort, and reduce energy consumption. Depending on your background, you may also support our Master Systems Integration (MSI) and Ongoing Commissioning (OCx) services.

Key Responsibilities:

• Lead ongoing FDD service meetings with clients and stakeholders
• Review mechanical drawings, BAS documentation, and building data to understand system design.
• Analyze insights from FDD analytics and develop maintenance and optimization recommendations
• Review and investigate insights from data-driven FDD analytics tools to develop recommendations for our FDD ongoing service clients.
• Typical maintenance recommendations address unstable equipment operation and faults, minor equipment repair needs and addressing deviations from system design intent.
• Typical optimization recommendations include BAS control sequence improvements, and improved equipment scheduling.
• Create data‑driven visualizations and clearly communicate technical findings
• Collaborate with BAS technicians to support system improvements and data‑directed maintenance
• Support deployment teams and identify opportunities for technology‑driven building optimization

Qualifications:

• Bachelor’s degree in Mechanical Engineering or similar discipline.
• 3+ years’ experience with mechanical building systems (BAS, consulting, energy management, commissioning, etc.)
• Strong knowledge of commercial HVAC systems and BAS controls
• Experience with control sequences, optimization strategies, and data‑driven decision‑making
• Excellent communication skills with both technical and non‑technical audiences
• Assets: ASHRAE Guideline 36 familiarity, data visualization skills, CEM or commissioning certifications, programming aptitude, eligibility for P.Eng.
• Valid driver’s license and willingness to travel

The salary range is $75,000 - $125,000 per year. Actual salaries will vary based on factors such as education, experience, knowledge, skills, and abilities, as well as alignment with market data. The base salary is just one component of Ainsworth’s total compensation package, which also includes additional rewards and benefits such as short-term incentives and health insurance, among others.

This posting is for an active and current vacancy; interested applicants are encouraged to apply as soon as possible.

Why work at GDI Ainsworth?

GDI Ainsworth is growing at an unprecedented rate and to help attract and retain top talent, we provide benefits on your first day with us. We offer a wide variety of benefits including the following:

Benefits: Comprehensive health, dental and medical benefits, including wellness supports, RSP matching and generous vacation

Rewards: Service milestones and peer recognition plus Employee Discounts and Incentives

Flexibility: Hybrid working models, where applicable

Diversity: An inclusive organization that embraces diversity and belonging; work in a great team atmosphere with future potential for promotion within company

While we appreciate all applications we receive, we advise that only candidates under consideration will be contacted.

GDI Ainsworth is committed to building a diverse and inclusive workplace. Qualified designated group members are encouraged to apply as any reasonable accommodation of qualifications will be considered as per our Accommodation Policy, available upon request.

GDI Ainsworth is an integrated multi-trade company, offering end-to-end services and solutions for all asset maintenance and refurbishment requirements of our customers. We are continually striving to create better and more advanced products as well as provide the highest quality service. We are rapidly growing and need talented professionals to help drive our vision at becoming the best multi-trade company in the country! Join us…. Make a difference.