Company Description

Work with Us. Change the World.

At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.

There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

Job Description

AECOM is seeking an experienced Senior Air Quality Specialist to provide advanced technical expertise in air quality studies and compliance efforts. The successful candidate will focus on air dispersion modeling, emissions management, and regulatory compliance while collaborating with multidisciplinary teams to solve complex air quality challenges.

Key Responsibilities:

Air Emission Inventory and Dispersion ModellingLead preparation of high-quality air quality assessment reports to support air permitting and environmental assessments.Manage and perform (if necessary) air dispersion modelling using AERMOD, CALPUFF, and CAL3HQCR.Estimate air emissions for greenhouse gases, criteria air contaminants, and other pollutants using site-specific data, emission factors, and US EPA MOVES modeling.Interpret modeling results and compare to local, provincial, and federal regulations.Ambient Air Monitoring SupportManage and oversee installation, maintenance, and decommissioning of air monitoring equipment.Coordinate with suppliers and laboratories for equipment performance and calibration.Manage data collection, troubleshoot issues, and ensure data accuracy.Lead preparation of air quality management and monitoring plans.Compliance (Permitting, NPRI, GHG, AEIR, etc.)Have a working knowledge and demonstrate an understanding of relevant regulatory programs, guidelines, and best practices related to ambient air quality.Coordinate the project team and lead the air quality assessments for permits and wider environmental assessment projects.Liaise with provincial and federal regulators on behalf of clients with report submissions and permit applications.Research and Technical ExpertiseConduct investigations into industrial processes and air emissions, especially in oil and gas, transportation, and chemical sectors.Provide recommendations on air pollution control strategies and regulatory compliance.Prepare high-quality technical documents and reports.Business DevelopmentSupport business development and proposal preparation with technical expertise and technical contacts in industry, especially in the energy and oil & gas sectors.Collaboration and Process OptimizationCollaborate with internal teams across Canada and external clients to meet project goals.Mentor junior staff and support business development initiatives.Automate data analysis workflows using tools such as Python or R.

Qualifications

Minimum Qualifications

Bachelor’s degree in Environmental Science, Engineering, or a related field.8 years of relevant and demonstrated experience in air quality analysis, dispersion modeling, project management, technical writing, proposal preparation, and environmental compliance OR demonstrated equivalency of education and experience.

Preferred Qualifications

Master’s degree in Environmental Science, Engineering, or a related field.10 or more years of experience in air quality analysis, including advanced dispersion modeling.Excellent written and oral communication skills.Strong leadership skills and experience in mentoring junior team members.Experience in preparation of regulatory approvals, reports and permits.Familiarity with ambient air monitoring systems, including installation, maintenance, and troubleshooting.Proficiency in Python or R for workflow automation.

Additional Information

About AECOM 

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. 

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2024. Learn more at aecom.com. 

What makes AECOM a great place to work 

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community - where you have the freedom to grow in a world of opportunity. 

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.