AECOM Senior Air Quality Compliance Specialist in Mississauga, Ontario

Requisition/Vacancy No. 159291BR

Position Title Senior Air Quality Compliance Specialist

Job Category Engineering - Environmental

Business Line Environment

Country Canada

State/Province/Region CAN - Ontario

City Mississauga

Why Choose AECOM? AECOM is a premier, fully integrated professional and technical services firm positioned to design, build, finance and operate infrastructure assets around the world for public- and private-sector clients. With nearly 100,000 employees — including architects, engineers, designers, planners, scientists and management and construction services professionals — serving clients in over 150 countries around the world, AECOM is ranked as the #1 engineering design firm by revenue in

Engineering News-Record magazine’s annual industry rankings, and has been recognized by

Fortune magazine as a World’s Most Admired Company. The firm is a leader in all of the key markets that it serves, including transportation, facilities, environmental, energy, oil and gas, water, high-rise buildings and government. AECOM provides a blend of global reach, local knowledge, innovation and technical excellence in delivering customized and creative solutions that meet the needs of clients’ projects. A

Fortune 500 firm, AECOM companies, including URS Corporation and Hunt Construction Group, have annual revenue of approximately $19 billion. More information on AECOM and its services can be found at

About the Business Line


Our team of environment specialists offers clients expertise in air quality, impact analysis and permitting, environmental health and safety management consulting/due diligence, remediation consulting/engineering and construction/site restoration, specialty and emerging technologies, waste services and water and natural resources.

Job Summary

AECOM is actively seeking a creative, highly talented Senior Air Quality Compliance Specialist for immediate employment for the Mississauga or Hamilton office. AECOM is proud to provide our employees with exciting, challenging projects.

The responsibilities of this position include, but are not limited to, those listed below:

  • Air quality dispersion modelling using AERMOD, CALPUFF, Reg. 346, Screen3 and CALROADS (CAL3QHCR)

  • Estimating air emissions for greenhouse gases, criteria air contaminants and other contaminants from stationary and mobile sources using emission factors, on-site source data and MOVES emission modeling system

  • Air quality modelling and impact assessment for highways and railway projects

  • Site work to establish air emission inventories from on-site equipment and processes

  • Understanding of various industrial and chemical sector processes

  • Knowledge of air pollution control systems and concepts

  • Preparation of technical documents and submissions to regulatory agencies

  • Work with internal teams and external clients

  • Mentoring and coaching junior staff

  • Business development – including developing client relationships, networking, and delivering presentations

  • Work in accordance with AECOM's Safety, Health & Environment and Quality Management System policies

Minimum Requirements

  • Bachelor's Degree in Chemical Engineering

  • P.Eng. or eligibility for P.Eng. licensure

  • 10+ years professional air quality compliance experience

  • Experience developing emissions inventories

  • Experience with road and rail air quality and GHG emission calculations and dispersion modelling

  • Solid experience with industry software, including AERMOD, MOVES and CALROADS

  • Fluent knowledge of Ontario's provincial environmental guidelines

  • Experience with preparing air quality/GHG emission impact studies as input to Environmental Assessments

  • Experience in technical presentations to public and regulatory stakeholders

  • Excellent technical report writing skills

  • Communication skills and ability to collaborate with others

Preferred Qualifications

  • Master's Degree preferred

  • Experience with monitoring field programs and ambient monitoring surveys

  • Understanding of project management and finance fundamentals

What We Offer

AECOM is a place where you can put your innovative thinking and business skills into high gear and work alongside other highly intelligent and motivated people. It's a place where you can apply your skills to some of the world's most challenging, interesting, and meaningful projects worldwide. It's a place that values the diversity of our areas of practice and our people. It's what makes AECOM a great place to work and grow. AECOM is an Equal Opportunity Employer.

NOTICE TO THIRD PARTY AGENCIES: Please note that AECOM does not accept unsolicited resumes from recruiters or employment agencies. In the absence of a signed Recruitment Fee Agreement, AECOM will not consider or agree to payment of any referral compensation or recruiter fee. In the event a recruiter or agency submits a resume or candidate without a previously signed agreement, AECOM explicitly reserves the right to pursue and hire those candidate(s) without any financial obligation to the recruiter or agency. Any unsolicited resumes, including those submitted to hiring managers, are deemed to be the property of AECOM.