Air Quality Specialist 1

Lancaster, PA • Environmental & Geotechnology/GeoEnvironmental Job TypeFull-timeDescriptionRETTEW is seeking an Air Quality Specialist to support environmental permitting, compliance, and air quality assessments for a wide range of public and private sector clients. This role is ideal for a technically strong professional who enjoys problem-solving, regulatory analysis, and collaborating across disciplines to deliver practical environmental solutions.About RETTEWRETTEW is a 100% employee-owned, multi-disciplinary engineering and consulting firm with more than 50 years of experience serving public and private clients. Our services span environmental, geotechnical, transportation, land development, facilities, and water resources. We value technical excellence, integrity, collaboration, and continuous improvement—and we invest in our people so they can build long-term careers here.Work EnvironmentWorkplace Designation: HybridLocations: Lancaster or Mechanicsburg, PAOccasional fieldwork and site visits as requiredPosition Summary / What You’ll DoThe Air Quality Specialist supports air permitting and compliance efforts by preparing technical analyses, applications, and reports related to state and federal air quality regulations. This role plays a key part in helping clients navigate regulatory requirements while supporting RETTEW’s environmental practice with reliable, defensible technical work.Responsibilities / Day-to-DayPrepare air quality permit applications, compliance reports, and emissions inventoriesInterpret and apply federal, state, and local air quality regulations (e.g., Clean Air Act, PA DEP requirements)Conduct air dispersion modeling and emissions calculations as neededSupport environmental due diligence and impact assessmentsCoordinate with internal project teams, regulators, and clientsAssist with site inspections, data collection, and compliance evaluationsMaintain accurate documentation and support project schedules and deliverablesQualificationsRequiredBachelor’s degree in Environmental Science, Environmental Engineering, or a related field2+ years of experience in air quality permitting, compliance, or environmental consultingWorking knowledge of air quality regulations and permitting processesStrong technical writing and analytical skillsAbility to manage multiple tasks and meet deadlinesPreferredExperience with PA DEP air quality programsFamiliarity with air modeling software (e.g., AERMOD)Consulting experience supporting industrial or municipal clientsProfessional certification (or progress toward certification)What We OfferCompetitive salary aligned with experience and market dataESOP (Employee Stock Ownership Plan)Comprehensive benefits package including medical, dental, vision, and 401(k)Hybrid work flexibilityProfessional development, training, and career growth opportunitiesCollaborative, employee-owned culture focused on long-term successRETTEW is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, disability, veteran status, genetic information, or any other characteristic protected by applicable law.If you are an individual with a disability and require a reasonable accommodation to complete any part of the application process, please contact us at View email address on click.appcast.io to request assistance.#LI-HybridRequirementsListed above