Air Quality Modeling Engineer (CFD & Dispersion)

Liberty Energy; Denver (CO); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Voluntary Life Insurance

AD&D Insurance

Disability Insurance

401(k) with match

Job summary

Liberty Energy is seeking an Air Quality Engineer to support environmental, regulatory, and engineering projects involving atmospheric emissions, air quality, and CFD simulations. You will develop CFD models to evaluate plume behavior, perform dispersion analyses with AERMOD and CALPUFF, and prepare technical reports for facilities across oil, gas, and power sectors.

This role requires collaboration with engineering and operations teams to drive emissions reduction, ensure regulatory compliance,

Qualifications

• Bachelor's degree in chemical or environmental engineering or related field.
• 2+ years of CFD and air dispersion modeling experience.
• Proficient in CFD software (e.g., ANSYS Fluent).
• Proficient in air dispersion models (AERMOD, CALPUFF).
• Knowledge of fluid mechanics, atmospheric transport/dispersion, heat transfer, and regulations.
• Strong technical writing and presentation skills.
• Strong problem analysis and time management.
• Demonstrated project management and stakeholder coordination.

Responsibilities

• Perform air dispersion modeling analyses using AERMOD, CALPUFF, and EPA platforms.
• Develop CFD models to evaluate plume behavior and dispersion.
• Analyze meteorological, terrain, land use, and operation data for modeling.
• Evaluate facility compliance with air quality regulations and permitting.
• Support air permit applications and regulatory demonstrations.
• Prepare technical reports, concentration maps, and client presentations.
• Collaborate with teams to develop emission reduction strategies.
• Conduct QA/QC of inputs, calculations, and deliverables.
• Assist with regulatory agency responses and permit negotiations.
• Support R&D on emerging emissions control technologies.
• Maintain proficiency in air quality regulations and CFD software.

Skills

CFD experience

Air dispersion modeling

Technical presentation

Technical writing

Problem solving

Time management

Project management

Stakeholder coordination

Education

Bachelor’s degree in Chemical Engineering, Environmental Engineering, Mechanical Engineering, or related technical field

Tools

ANSYS Fluent

AERMOD

CALPUFF

Job description

Liberty Energy is seeking an Air Quality Engineer to support environmental, regulatory, and engineering projects involving atmospheric emissions, air quality, and CFD simulations. You will develop CFD models to evaluate plume behavior, perform dispersion analyses with AERMOD and CALPUFF, and prepare technical reports for facilities across oil, gas, and power sectors.

This role requires collaboration with engineering and operations teams to drive emissions reduction, ensure regulatory compliance,