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:

The Estimator - Mechanical/HVAC supports the sales team on strategic projects that develop our new project base. This role estimates HVAC, refrigeration, mechanical piping and sheet metal opportunities including bid-specification projects, design-build work, retrofits, equipment replacements and service projects. The successful candidate possesses advanced knowledge of HVACR, air distribution, hydronic, plumbing, steam and sheet metal systems and provides innovative, cost-effective solutions to clients. The estimator prepares detailed labour, material, equipment, and subcontractor cost estimates while providing technical support to Sales and Operations teams.

Key Responsibilities:

- Receive and respond to client technical support inquiries.
- Provide RFP/RFI support to potential clients accurately and efficiently.
- Estimate commercial and industrial HVACR, hydronic, plumbing and sheet metal opportunities.
- Perform quantity take-offs for ductwork, piping, HVACR equipment, refrigeration systems, and associated mechanical components.
- Review drawings, specifications and contract documents to identify scope, risks and opportunities.
- Complete site surveys and develop project estimates with sales, operations, and project teams.
- Solicit and evaluate quotations from equipment suppliers and subcontractors.
- Develop labour productivity, fabrication and installation estimates for sheet metal and mechanical systems.
- Identify value-engineering opportunities and alternative solutions.
- Ensure compliance with Building Code, ASHRAE standards, CSA B52 and TSSA requirements.
- Facilitate project turnover meetings and provide technical support during execution.




- Stays updated on new product information. Develops and maintains resources for sales and operations team including technical library, cut sheets, manuals and vendor product information. Assists in establishing pricing including verification of subcontractor/vendor costs.
- All other duties as required.

Qualifications:

- 5-10 years of mechanical estimating experience with strong HVACR, plumbing, hydronic and sheet metal knowledge.
- Strong understanding of HVACR, steam, plumbing, hydronic, and ductwork systems.
- Experience interpreting mechanical drawings, specifications and controls sequences.
- Post-secondary education in Mechanical Engineering, HVAC, Refrigeration or trade related discipline. Trade designation, CET or P.Eng. considered an asset.
- Familiarity with Ontario Building Code, CSA B52, TSSA requirements and industry standards.
- Proficiency in MS Office applications and computerized estimating software.
- Excellent communication, organizational, and customer service skills.
- Background in responding to client inquires in a similar setting
- Effective customer service skills
- Excellent verbal and written communication skills
- Demonstrated organizational, interpersonal, and time management skills
- Ability to multi-task, work within a fast-paced environment, and prioritize conflicting demands

The salary range is $90,000 to $120,000 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 excellent 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.

📌 Estimator - Mechanical/HVAC (Canada)
🏢 Ainsworth
📍 Canada