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Air Quality Scientist

RWDI is a global climate and performance engineering consulting firm that helps its clients redefine what’s possible by overcoming design and operational challenges, while minimizing environmental, user, and resource impact. With deep technical expertise across a broad range of services, we drive success on ambitious building, industry, and infrastructure projects.

We are a values-based organization, which means everything we do relates back to our three core values: innovation, integrity, and integration. So, when we look for new people to join our team, alignment to these values is a vital piece of our people puzzle.

Here’s What This Looks Like

- You push the boundaries of what’s possible
- People know they can rely on you to follow through on your commitments
- You believe that when a group of people come together, they can achieve more than any one person could alone

If this sounds like you and you’re ready to join an award-winning organization and work alongside renown technical and exceptionally innovative colleagues, RWDI is the place for you. RWDI is seeking an Air Quality Scientist Engineer to join our Air Quality Team in our Guelph office.

Department Air Quality Employment Type Permanent - Full Time Location Guelph, ON Workplace type Onsite Compensation CA$50,000 - CA$85,000 / year Reporting To David Horrocks

Key Responsibilities

This Technical Role Includes But Is Not Limited To

- Planning and completing technical aspects of assigned projects, including data collection, analysis, and ensuring QA/QC procedures are followed.
- Conducting air dispersion modelling and meteorological data processing
- Conducting engineering and scientific estimation calculations for emission rates
- Supporting greenhouse gas verifications and emission inventory development/reporting
- Working to strict schedules and project milestones while maintaining product quality
- Writing technical reports that present methodology, results and recommendations
- Performing site visits and participating in client meetings
- Complying with all applicable health and safety procedures and guidelines

Skills, Knowledge & Expertise We are accepting applications from candidates with the following qualifications:

Bachelor’s degree in related engineering/science disciplines, with advanced degrees an asset





Familiarity with air dispersion modelling, emission inventories, greenhouse gas verifications, and/or ambient data analysis

Candidates Should Also Possess

- Excellent written, listening and verbal communication skills
- Ability to work on a number of projects at once and successfully meet deadlines
- Strong people and team skills
- Drive to continuously improve processes and enhance efficiency
- Exceptional organizational capabilities and a methodical approach
- Ability to travel occasionally for site visits and other project requirements

Experience in the following areas would be considered an asset:

- AERMOD and CALPUFF dispersion modelling
- Greenhouse gas quantification or verification
- Command line programming in Linux

Basic understanding of programming in R, Python and Excel VBA Please submit your cover letter and resume if you are interested in this opportunity.

Job Benefits

What We Offer

- An chance to redefine possible.
- Salary range: $50,000.00 - $80,000.00
- Group health benefits
- Proactive and ongoing training, education, and a Learning Spending Account.
- Fitness Spending Account
- An abundance of career paths and opportunities to advance.

Thank you in advance for your application. Only candidates selected for an interview will be contacted. RWDI endorses and practices the principles of equal opportunity employment. We are committed to diversity and inclusion. Accommodations are available during all stages of the recruitment process in accordance with AODA and the Human Rights Code. AI is not used in the recruitment process.

About RWDI RWDI is a leading climate and performance engineering firm that has been helping clients tackle complex engineering challenges in the built environment for more than 50 years. With deep technical expertise, we drive success on ambitious building, industry, and infrastructure projects — enhancing performance, resiliency, and efficiency.



Our extensive technical services span every project stage to help maximize performance while minimizing environmental impact. With a team of more than 800 engineers, scientists, and sustainability specialists in more than 30 offices across North America, Europe, and the Asia-Pacific region, we’re a truly global company. For more information, visit rwdi.com and connect on LinkedIn.

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Department Air Quality Employment Type Permanent - Full Time Location Guelph, ON Workplace type Onsite Compensation CA$50,000 - CA$85,000 / year Reporting To David Horrocks

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📌 Air Quality Scientist (Guelph)
🏢 Newson Brown Acoustics LLC, now RWDI
📍 Guelph