Mechanical Engineer (HVAC) – Cleanrooms, Laboratories & Controlled Environments

Location: Mississauga, Ontario
Salary: $80,000–$90,000 per year
Job Type: Full-Time, Permanent
Advantages: Health Benefits | 2 Weeks Vacation

We are seeking an experienced Mechanical Engineer (HVAC) to join our client's engineering team in Mississauga.

This is an excellent opportunity for an Ontario-licensed P.Eng. with hands-on HVAC design experience, ideally within cleanrooms, pharmaceutical facilities, laboratories, healthcare or other controlled environments.

You will be responsible for designing and supporting specialized HVAC systems that maintain precise temperature, humidity, airflow, air cleanliness and room pressure conditions. This is a hands-on role involving engineering calculations, equipment selection, drawing reviews, project coordination, site support and commissioning.

Key Responsibilities

HVAC Design & Engineering

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Perform heating and cooling load calculations.

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Design HVAC systems for cleanrooms, laboratories and controlled environments.

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Calculate airflow requirements, air changes per hour and room pressure differentials.

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Design ductwork, air distribution and ventilation systems.

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Develop temperature, humidity and HVAC control strategies.

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Ensure designs meet applicable building codes and engineering standards.

Equipment Selection & Specifications

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Select and specify AHUs, FFUs, fans, chillers, heat pumps, humidifiers, dehumidifiers and HEPA/ULPA filtration systems.

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Review equipment specifications, technical submittals and performance requirements.

Engineering & Project Coordination

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Review mechanical drawings, calculations and technical specifications.

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Seal engineering documents within your area of competence and take professional responsibility for applicable designs.

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Coordinate with vendors, contractors, consultants and client engineering teams.

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Support project quotations, technical estimates and equipment selection.

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Manage multiple projects and resolve technical challenges.

Site Support & Commissioning

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Attend project sites as required.

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Provide technical support during construction and installation.

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Support equipment startup, testing, balancing and commissioning.

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Assist with cleanroom testing and certification, including airflow, pressure differentials, particle counts and filter integrity.

Qualifications & Experience

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Bachelor's degree in Mechanical Engineering from an accredited program.

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Valid P.Eng. licence in good standing with Professional Engineers Ontario (PEO).

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Approximately 5 years of hands-on HVAC design experience.

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Strong experience with HVAC load calculations, equipment selection, ductwork and air distribution.

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Experience reviewing mechanical drawings and specifications.

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Knowledge of the Ontario Building Code, ASHRAE standards (62.1, 90.1 and 170) and applicable CSA standards.

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Experience supporting HVAC installation, startup and commissioning.

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Proficiency with HAP, Trace 3D Plus or equivalent HVAC calculation software.

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Working knowledge of AutoCAD and Microsoft Office.

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Valid Ontario driver's licence and willingness to travel to project sites.

Preferred Qualifications

Experience in any of the following would be considered a strong asset:

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Cleanroom and controlled-environment HVAC design.

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Pharmaceutical, laboratory or healthcare facilities.

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Pharmacy compounding environments.

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ISO 14644, EU GMP Annex 1 and USP 797/800.

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HEPA/ULPA filtration systems.

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Dry rooms, cold rooms and stability chambers.

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Building Automation Systems (BAS).

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Revit MEP.

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Cleanroom commissioning, testing and certification.

Compensation & Benefits

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$80,000–$90,000 annually, depending on experience.

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Full-time, permanent position.

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Health benefits.

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Two weeks of vacation.

Interested in Learning More

If you are an Ontario-licensed Mechanical Engineer with hands-on HVAC design experience and are looking for your next opportunity, we would welcome the opportunity to speak with you.

Fuze HR Solutions is committed to building a diverse, accessible and equitable workforce. We focus on creating an inclusive environment internally and sourcing talent from diverse candidate pools externally.

As an equal opportunity employer, we are committed to accommodating all candidates. Individuals requiring accommodations during the recruitment process are encouraged to apply and contact their local Fuze HR Solutions branch for assistance.

We thank all applicants for their interest; however, only those selected for an interview will be contacted.

At Fuze HR, we may use AI-powered tools to assist with certain recruitment tasks. These tools help us work efficiently and stay organized, but all final hiring decisions are made by our team.

This posting is for an existing vacancy.

#ONEN

📌 Mechanical Engineer - HVAC (Mississauga)
🏢 Fuze HR Solutions
📍 Mississauga