Environmental Scientist - Natural Sciences

RETTEW is seeking an Environmental Scientist 2 to join our Natural Sciences Team within the Environmental and Geotechnology Practice. This role focuses on wetland delineation, permitting, and field investigations across the Tri‑State region. If you enjoy hands‑on fieldwork, technical writing, and collaborating with multidisciplinary teams, this position offers meaningful, diverse project experience.

Full‑time

RETTEW is a 100 % employee‑owned engineering consulting firm providing multidisciplinary services across transportation, facilities and construction, environmental and geotechnology, energy, and land development. We are committed to technical excellence, strong client relationships, and developing our employees through hands‑on project experience. Our employee‑owners take pride in delivering high‑quality solutions that strengthen the communities we serve.

Hybrid, structured schedule with flexibility to support work‑life balance. Locations:
Pittsburgh, PA;
Morgantown, WV; or Akron‑Canton, OH.

This position is designated as safety‑sensitive and requires successful completion of all pre‑employment screenings as a condition of employment. Responsibilities include operating company‑owned vehicles and performing field‑based work in active construction and utility environments. Continued compliance with RETTEW’s safety policies is required throughout employment.

The Environmental Scientist 2 supports wetland delineations, environmental investigations, and regulatory permitting efforts across Pennsylvania, Ohio, and West Virginia. This role partners closely with Team Leads and Project Managers to deliver high‑quality technical documentation and field data that support responsible development and environmental stewardship.

• Conduct stream and wetland delineations using the 1987 USACE Wetland Delineation Manual and applicable regional supplements.
• Perform environmental field investigations and data collection.
• Prepare detailed wetland delineation reports and technical documentation.
• Assist with preparation of federal, state, and local environmental permit applications, including Clean Water Act Section 404 and 401 permits.
• Coordinate with internal project teams to support multidisciplinary project delivery.
• Communicate with clients and regulatory agencies as needed.
• Support additional environmental tasks as assigned.

• Bachelor’s degree in environmental science, ecology, biology, botany, or related field.
• Minimum three years of wetland delineation experience using the 1987 USACE Wetland Delineation Manual and the Eastern Mountains and Piedmont, Northcentral Northeast, and Midwest Regional Supplements.
• Ability to prepare clear, detailed delineation reports and technical documents.
• Experience collecting field data using handheld GPS units.
• Strong technical writing and communication skills.
• Proficiency in Microsoft Office.
• Ability to work outdoors in rugged terrain in all seasons.
• Willingness to travel periodically, including overnight travel.

• Clean Water Act Section 404 and 401 permitting experience in Ohio and West Virginia.
• Threatened and endangered species field survey experience.

• Competitive salary range, based on experience.
• Employee Stock Ownership Plan, ESOP.
• Comprehensive benefits package including medical, dental, and vision.
• 401(k) with company match.
• Paid time off and paid holidays.
• Hybrid work model with flexibility.
• Opportunities for professional growth and expanded environmental expertise.

RETTEW 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  to request assistance.