Air Dispersion Modeler
Atlanta, GA  / Lexington, MA  / Chantilly, VA 
Posted 12 months ago
Position No Longer Available
Position No Longer Available
Job Description
ERG is a multidisciplinary environmental consulting firm offering a broad range of professional services in engineering, science, information technology, and communications. We have an immediate opening for an air dispersion modeler, who will work full-time with a federal government public health agency.

This position will involve working both individually and on teams to support multiple projects. Typical support activities will include a combination of emissions characterization, atmospheric fate and transport modeling over different spatial and temporal scales, analysis and interpretation of ambient air monitoring data, and writing detailed technical reports.

Required qualifications:
  1. A B.S. degree in a related discipline (e.g., atmospheric science, meteorology, environmental engineering, chemical engineering) and at least 3 years of professional experience -OR- an advanced degree in a related discipline and 1 to 3 years of professional experience. Minimum 3.0 GPA. Candidates selected for interviews will be asked to submit transcripts.
  2. The ability to conduct dispersion modeling analysis in support of human health risk assessments and in accordance with best practices, literature, and regulatory guidelines.
  3. Experience with running AERMOD, including deriving emission rate inputs, processing surface and upper air meteorological data sets, and interpreting results. Experience or familiarity with running the HEM model.
  4. Familiarity with EPA’s Guideline on Air Quality Models and additional models and resources available from EPA’s Support Center for Regulatory Atmospheric Modeling. A commitment to maintain awareness of the latest scientific advances in air dispersion modeling techniques and air quality studies.
  5. The ability to perform statistical and geospatial analyses of air quality data and experience with programming or scripting languages, such as Fortran, R, or Python.
  6. Excellent written/verbal communication skills, attention to detail, and time management skills.

Preference will be given to individuals in the metropolitan Atlanta area. However, the employee may also work from an ERG office in Lexington, MA; Arlington or Chantilly, VA; or Morrisville, NC. Telework options are also available.

The preferred candidate must undergo a background check to obtain government security clearance.

You must provide a cover letter, resume, and salary requirements to be considered. Virtual interviews will be scheduled and conducted as applications are received. For more information about ERG, please visit

Job ID: REMJW0202222B11
Successful candidates must be committed to working with a diverse and inclusive team.
Eastern Research Group, Inc. is an equal opportunity employer and complies with applicable EEO and affirmative action regulations. EOE/Minorities/Females/Vet/Disability

Please be aware, the only authentic corporate domain for Eastern Research Group, Inc. (ERG) is ERG may, on occasion, screen applicants via telephone or video interviews via Skype, Teams, GoToMeeting, or another type of video platform. However, any candidate extended a job offer will be asked to meet in person with an ERG employee before being asked to provide confidential personal information associated with new employment. Currently, most hiring processes are conducted virtually. ERG suspended its COVID-19 vaccination mandate on 9/30/2022. Please note, however, that changing conditions could require us to reinstate our vaccination mandate in the future (e.g., if best practices or governmental regulation require reinstatement).

For applicants that require an accommodation: As a qualified individual with a disability or a disabled veteran, you have the right to request a reasonable accommodation if you are unable or limited in your ability to use or access ERG’s online application process as a result of your disability. Please contact Human Resources via e-mail at or telephone 781-674-7293 to request an accommodation.

There’s a reason ERGers are so dedicated. We work in a friendly, flexible, inclusive environment with clients who are committed to making the world a better place. We promote and recognize principles of fairness, equity, and social justice in the work we do, partnerships we foster, and culture we value both within and outside of our organization.


Position No Longer Available
Job Summary
Start Date
Employment Term and Type
Regular, Full Time
Salary and Benefits
ERG offers competitive salaries and excellent benefits, including health and dental insurance, life insurance, long-term disability, educational benefits, FSAs, a generous 401k plan, profit sharing, an EAP, paid vacation and holidays, sick leave, and more.
Required Education
Bachelor's Degree
Required Experience
3+ years
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