Air Quality Engineer​/Scientist

TRC, Member of WSP, is a global consulting environmental and engineering firm and one of the top design firms in the energy sector. Together, TRC and WSP’s 83,000 experts create positive, long-lasting impacts for our communities and our clients in the power and energy,transportation and infrastructure, environmental, and property and buildings sectors. As part of our team,you’ll discover a world of opportunities to connect with innovative thinkers, forge your path, and have fun tackling the world’s most challenging projects.

At TRC, Member of WSP, you can have a rewarding career on every level.

TRC has long set the bar for clients who require more than just engineering, combining science with the latest technology to devise innovative solutions that stand the test of time. From pipelines to power plants, roadways to reservoirs, schoolyards to security solutions, clients look to TRC for breakthrough thinking backed by the innovative follow-through of an industry leader.

We recognize that the expertise of our staff is our strongest asset, so we generously reward employees for successful performance and invest in their careers through training and the development of new skills and certifications.

TRC is seeking a motivated Air Quality Modeling Scientist with 2-5 years of experience to support air dispersion modeling, permitting, and regulatory compliance projects for industrial clients throughout Texas and neighboring states.

This position is ideal for a candidate with a strong technical background who wants to further their expertise in air dispersion modeling and permitting. The selected candidate will work closely with senior air quality consultants and modeling subject matter experts to support complex permitting and environmental compliance projects for clients in the power generation, oil & gas, petrochemical, manufacturing, and energy sectors.

The successful candidate will be enthusiastic about solving complex technical challenges, analyzing environmental data, and developing robust modeling analyses that support major air permitting projects.

This role is approximately 70-80% modeling focused, with permitting and compliance work as supporting responsibilities. This role is attractive to early-career atmospheric scientists, meteorologists, and environmental engineers who have basic experience conducting air dispersion modeling and seeking to specialize in dispersion modeling.

Air Dispersion Modeling

• Prepare and evaluate model inputs, including:
• Emissions inventories
• Meteorological data
• Terrain and receptor data
• Building downwash analyses
• Perform air dispersion modeling analyses using:
• AERMOD
• CALPUFF
• Screening models and related regulatory tools
• Conduct model performance evaluations and quality assurance reviews
• Support PSD, NSR, and other modeling demonstrations
• Evaluate impacts for criteria pollutants including PM2.5, SO₂, NO₂, CO as well as Hazardous / Toxic Air Pollutants
• Assist senior modelers in addressing complex regulatory modeling issues and agency comments
• Prepare technical reports to summarize modeling methodologies, assumptions, and results

Air Permitting & Regulatory Support

• Assist in preparing Texas air permit applications, including:
• NSR permits
• PSD permits
• Permit by Rule Authorizations
• Standard Permits
• Develop emissions calculations and emissions inventories.
• Support Title V permitting and compliance projects.
• Research and interpret federal, state, and local air quality regulations.
• Participate in regulatory strategy discussions for industrial facilities.

Technical Development

• Work directly with senior technical specialists and modeling SMEs to develop advanced modeling and permitting skills.
• Participate in internal modeling training programs and technical…