Support air quality assessments on projects across Canada, including regulatory compliance, dispersion modelling, and GHG reporting.
Compensation
The compensation range for this permanent position is an hourly rate of $31.00 - $54.00, commensurate with experience, skills, and geographic location.
Responsibilities
Actively participate in and promote the strong safety culture at Onterris
Contribute to air permitting and compliance projects for a diverse portfolio of clients including oil and gas, midstream, mining, power generation and transmission, petrochemicals, and infrastructure
Support projects to address a range of environmental air compliance challenges from simple to complex
Execute annual greenhouse gas (GHG) emissions calculations, reviews, and verification support
Conduct dispersion modelling assessments of varying complexity for permitting and incident assessment scenarios
Requirements
Degree or diploma in Engineering, Environmental Science or related field
Nice to have: other dispersion models
Nice to have: acid deposition modelling
Nice to have: visibility modelling
Nice to have: professional registration in Canadian engineering licensing board
Intermediate Air Quality Specialist supporting air quality assessments on projects within the Air Permitting and Compliance service line across Western Canada.
Compensation
hourly rate of $31.00 - $54.00
Responsibilities
Actively participate in and promote the strong safety culture at Onterris
Contribute to air permitting and compliance projects for a diverse portfolio of clients including oil and gas, midstream, mining, power generation and transmission, petrochemicals, and infrastructure
Support projects to address a range of environmental air compliance challenges from simple to complex
Execute annual greenhouse gas (GHG) emissions calculations, reviews, and verification support
Conduct dispersion modelling assessments of varying complexity for permitting and incident assessment scenarios
Requirements
Degree in Engineering
Diploma in Environmental Science
related field
Nice to have: Professional registration in good standing with a Canadian engineering licensing board
Serve as a technical resource for small-to-medium complex air dispersion modeling studies using approved regulatory and non-regulatory models such as AERMOD, CALPUFF, AERSCREEN, and other tools to support permitting, compliance, and impact assessment projects.
Perform air dispersion modeling using regulatory models and approved methodologies, and modeling guidance across multiple jurisdictions and integrate regulatory expectations into project execution.
Prepare and review emissions inventories, source characterization data, meteorological datasets, receptor grids, and model inputs to ensure technically defensible analyses.
Prepare development of modeling protocols, high-quality technical reports, regulatory submissions, and permit applications.
Partner with global project managers and regional technical teams across North America and EMEA to support efficient and consistent project delivery.
Requirements
Bachelor’s or Master’s degree in environmental engineering, Environmental Science, Atmospheric Science, or related discipline
Nice to have: PhD or master’s degree in environmental engineering, Environmental Science, Atmospheric Science, or related discipline
Nice to have: Advanced knowledge of air dispersion modeling principles and regulatory modeling applications
Nice to have: Experience executing and reviewing air quality modeling studies and other regulatory models for industrial sector such as refinery, power generation