ERM
Senior Consultant, Air Quality Dispersion Modeler
Ready to Shape the Future of Air Quality? Join ERM—a global sustainability leader—and take your expertise to the next level. As part of our nationwide network of Air Quality & Climate Change specialists, you’ll tackle complex challenges, collaborate with top‑tier professionals, and make a measurable impact on industries and communities. This is more than a job—it’s your opportunity to lead innovation in environmental consulting.
Why This Role Matters At ERM, we don’t just advise—we drive change. As a
Senior Consultant, Air Quality Dispersion Modeler , you’ll play a pivotal role in designing strategies that help major U.S. industries meet regulatory requirements while advancing sustainability goals. Your work will directly influence cleaner air, healthier communities, and smarter environmental solutions. The position is based in
Philadelphia (Malvern), PA; Washington, DC; or Ewing, NJ .
Key Responsibilities
Serve as a trusted technical leader on high‑profile air quality projects.
Guide clients through complex compliance landscapes, ensuring regulatory success.
Deliver advanced dispersion modeling that informs critical environmental decisions.
Lead air quality dispersion modeling projects using EPA‑approved models to assess health and environmental impacts.
Develop accurate analyses for Title V, PSD, and New Source Review compliance.
Manage emission inventories and calculations for diverse industrial clients.
Serve as a technical liaison with state and federal regulators during permit reviews.
Deliver high‑quality reports and presentations to clients and agencies.
Oversee project scope, budget, and schedule while maintaining ERM’s quality standards.
Foster strong client relationships and contribute to business growth through technical leadership.
Mentor junior team members and foster technical excellence.
Build strong client relationships that drive growth and innovation.
Required Qualifications
Bachelor’s degree in Environmental Science, Atmospheric Sciences/Meteorology, or related field (Master’s preferred).
3‑4+ years of consulting experience in air quality or atmospheric science (5–7 years preferred).
Expertise in Clean Air Act regulations (Title V, MACT, PSD) and air dispersion modeling requirements.
Proficiency with regulatory air quality models (AERMOD, VISCREEN, CALPUFF).
Exceptional communication skills for client and agency interactions.
Ability to manage multiple projects in a fast‑paced environment and travel as needed.
This position is not eligible for immigration sponsorship.
Preferred Qualifications
Advanced degree (MS) in a related discipline.
Programming and GIS skills.
Familiarity with Microsoft Office and modeling software.
Compensation The anticipated annual base pay is
$76,000 – $85,4898 (USD) . Actual pay will depend on factors such as education, experience, skills, location, performance, and business needs. In some cases, pay may fall outside this range. This role may be eligible for bonus pay (casual and fixed‑term/flex‑force employees are not bonus eligible).
Benefits We offer a comprehensive benefits package, including paid time off, parental leave, medical, dental, vision, life, disability, AD&D insurance, 401(k) or RRSP/DPSP, and other applicable benefits to eligible employees.
Notes on Compensation Bonuses, commissions, and other forms of additional compensation are not guaranteed and are subject to the sole discretion of ERM and its policies and procedures.
Employer Information ERM is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, gender, sexual orientation, gender identity, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.
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Why This Role Matters At ERM, we don’t just advise—we drive change. As a
Senior Consultant, Air Quality Dispersion Modeler , you’ll play a pivotal role in designing strategies that help major U.S. industries meet regulatory requirements while advancing sustainability goals. Your work will directly influence cleaner air, healthier communities, and smarter environmental solutions. The position is based in
Philadelphia (Malvern), PA; Washington, DC; or Ewing, NJ .
Key Responsibilities
Serve as a trusted technical leader on high‑profile air quality projects.
Guide clients through complex compliance landscapes, ensuring regulatory success.
Deliver advanced dispersion modeling that informs critical environmental decisions.
Lead air quality dispersion modeling projects using EPA‑approved models to assess health and environmental impacts.
Develop accurate analyses for Title V, PSD, and New Source Review compliance.
Manage emission inventories and calculations for diverse industrial clients.
Serve as a technical liaison with state and federal regulators during permit reviews.
Deliver high‑quality reports and presentations to clients and agencies.
Oversee project scope, budget, and schedule while maintaining ERM’s quality standards.
Foster strong client relationships and contribute to business growth through technical leadership.
Mentor junior team members and foster technical excellence.
Build strong client relationships that drive growth and innovation.
Required Qualifications
Bachelor’s degree in Environmental Science, Atmospheric Sciences/Meteorology, or related field (Master’s preferred).
3‑4+ years of consulting experience in air quality or atmospheric science (5–7 years preferred).
Expertise in Clean Air Act regulations (Title V, MACT, PSD) and air dispersion modeling requirements.
Proficiency with regulatory air quality models (AERMOD, VISCREEN, CALPUFF).
Exceptional communication skills for client and agency interactions.
Ability to manage multiple projects in a fast‑paced environment and travel as needed.
This position is not eligible for immigration sponsorship.
Preferred Qualifications
Advanced degree (MS) in a related discipline.
Programming and GIS skills.
Familiarity with Microsoft Office and modeling software.
Compensation The anticipated annual base pay is
$76,000 – $85,4898 (USD) . Actual pay will depend on factors such as education, experience, skills, location, performance, and business needs. In some cases, pay may fall outside this range. This role may be eligible for bonus pay (casual and fixed‑term/flex‑force employees are not bonus eligible).
Benefits We offer a comprehensive benefits package, including paid time off, parental leave, medical, dental, vision, life, disability, AD&D insurance, 401(k) or RRSP/DPSP, and other applicable benefits to eligible employees.
Notes on Compensation Bonuses, commissions, and other forms of additional compensation are not guaranteed and are subject to the sole discretion of ERM and its policies and procedures.
Employer Information ERM is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, gender, sexual orientation, gender identity, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.
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