Senior Air Quality Modeler & Permitting Expert

WSP in the U.S.; Atlanta (GA); On-site; USD 110,000 - 170,000; Full time

Job summary

WSP USA is seeking an experienced Environmental Air Quality Modeler to join our Environmental Team. This role focuses on complex air quality permitting, compliance, and modeling for a diverse client portfolio across the United States, with preferred base in Columbus, OH, but open to any WSP office nationwide.

The candidate will lead NSR/PSD permitting, perform AERMOD/CALPUFF modeling, manage projects, and mentor staff while delivering high-quality environmental solutions for critical

Qualifications

• Bachelor's degree in a related field.
• 5+ years of experience in air quality permitting, regulatory compliance, and environmental consulting.
• Experience with air dispersion modeling and NSR/PSD/Title V permitting.

Responsibilities

• Lead and support air quality permitting, compliance, and regulatory projects for industrial clients.
• Prepare and review NSR, PSD, and other air permit applications.
• Conduct air dispersion modeling analyses using AERMOD and other platforms.
• Perform emissions calculations, inventories, and regulatory analyses.
• Prepare regulatory reports (semi-annual, annual).
• Interpret regulations and provide strategic guidance to clients.
• Coordinate with multidisciplinary teams to deliver environmental solutions.
• Manage project scopes, schedules, budgets, and deliverables.
• Build client relationships and support business development.
• Mentor junior staff and contribute to team growth.

Skills

Air dispersion modeling

NSR permitting

PSD permitting

Title V permitting

Emissions inventory

Regulatory compliance

AERMOD

CALPUFF

Excel

Project management

Client relations

Education

Bachelor's degree in Chemical Engineering, Environmental Engineering, Meteorology, Environmental Science

Tools

AERMOD

CALPUFF

Job description

WSP USA is seeking an experienced Environmental Air Quality Modeler to join our Environmental Team. This role focuses on complex air quality permitting, compliance, and modeling for a diverse client portfolio across the United States, with preferred base in Columbus, OH, but open to any WSP office nationwide.

The candidate will lead NSR/PSD permitting, perform AERMOD/CALPUFF modeling, manage projects, and mentor staff while delivering high-quality environmental solutions for critical