Air Quality Modeling Scientist — Permitting Expert (TX)

TRC Companies, Inc.; Houston (TX); On-site; USD 68,000 - 90,000; Full time

Benefits offered by this job

Medical, dental, vision, and liability

401k with company match

Paid time off (15–25 days/yr)

8 paid holidays

Discretionary bonus program

Job summary

TRC Companies, Inc. is seeking a motivated Air Quality Modeling Scientist (2–5 years) to support air dispersion modeling, permitting, and regulatory compliance for industrial clients across Texas.

Role focuses ~70–80% modeling with permitting and compliance tasks; ideal for early-career atmospheric scientists, meteorologists, and environmental engineers pursuing dispersion modeling specialization.

Qualifications

• 2–5 years of experience in air quality permitting, air dispersion modeling, and regulatory compliance.
• Direct experience with Texas air dispersion modeling projects.
• Strong analytical and quantitative problem-solving skills.
• Experience with power generation, oil & gas, LNG, chemical manufacturing, or industrial permitting is a plus.

Responsibilities

• Air Dispersion Modeling: Prepare model inputs (emissions inventories, meteorological data, terrain and receptor data) and perform modeling using AERMOD/CALPUFF; conduct model performance evaluations and QA/QC.
• Air Permitting & Regulatory Support: Prepare Texas air permit applications (NSR, PSD, Rule 12/Rule 13 types), emissions calculations, andTitle V permitting support.
• Technical Development: Collaborate with senior modeling experts; participate in training and learn emerging modeling techniques and best practices.
• Project Support: Manage multiple projects, coordinate with engineers and permitting specialists, and prepare technical memoranda and client deliverables.

Skills

Analytical skills

Communication skills

Team collaboration

Education

Bachelor's degree in Atmospheric Science, Meteorology, Engineering, Environmental Science, or related

Tools

AERMOD

AERMET

BPIPPRM

AERMAP

CALPUFF

Job description

TRC Companies, Inc. is seeking a motivated Air Quality Modeling Scientist (2–5 years) to support air dispersion modeling, permitting, and regulatory compliance for industrial clients across Texas.

Role focuses ~70–80% modeling with permitting and compliance tasks; ideal for early-career atmospheric scientists, meteorologists, and environmental engineers pursuing dispersion modeling specialization.