Job Type Full-time Description Introduction RETTEW is seeking a mid- to senior-level Environmental Scientist with a strong natural sciences background to support environmental permitting, regulatory compliance, and natural resource assessment projects. This role is ideal for a scientist who enjoys applying ecological and environmental expertise to support responsible development and infrastructure projects. About RETTEW RETTEW is a 100% employee-owned engineering consulting firm providing integrated environmental, planning, geotechnical, and infrastructure solutions. Our employee-owners collaborate across disciplines to help clients navigate complex regulatory environments while protecting natural resources and supporting sustainable growth. Work Environment Hybrid Office Locations: Williamsport, Mechanicsburg, or State College, PA Safety & Compliance Requirements 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. What The Natural Sciences Team Does At RETTEW RETTEW’s Natural Sciences team supports projects through environmental permitting, compliance, and natural resource evaluation, helping clients understand environmental constraints early and move projects forward responsibly. The team conducts field-based ecological and environmental studies, prepares permit applications and regulatory documentation, supports NEPA and environmental review processes, and works directly with regulatory agencies at the local, state, and federal levels. This group plays a key role in identifying and minimizing impacts to wetlands, waterways, habitats, and other sensitive resources while balancing regulatory requirements with practical project solutions. The work spans a variety of markets, including transportation, land development, utilities, and energy projects. Position Summary / What You’ll Do The Environmental Scientist will lead and support natural resource investigations, environmental permitting, and regulatory compliance efforts. This role contributes directly to project planning and delivery by providing sound scientific analysis, clear documentation, and effective coordination with agencies, clients, and internal teams. Responsibilities / Day-to-Day
Conduct natural resource field studies, including wetland delineations, stream and waterway assessments, habitat evaluations, and ecological surveys
Prepare and support environmental permit applications and approvals at the local, state, and federal levels
Assist with NEPA documentation, environmental assessments, and impact analyses
Prepare technical reports, permit narratives, and regulatory correspondence
Interpret environmental data and apply natural science principles to support project planning and impact avoidance
Coordinate with regulatory agencies, clients, and internal project teams
Mentor junior staff and support quality control and technical review efforts
Qualifications Required
Bachelor’s degree in Environmental Science, Ecology, Biology, Natural Resources, or a closely related natural science discipline
5+ years of experience in environmental consulting or applied environmental science
Hands-on experience with natural resource fieldwork (wetlands, streams, habitats, or ecological assessments)
Working knowledge of environmental permitting and regulatory compliance
Strong technical writing, documentation, and communication skills
Valid driver’s license and ability to perform field work
Preferred
Experience with wetland and waterway permitting at the state and federal level
Experience supporting NEPA reviews or environmental assessments
Professional certifications (e.g., PWS, CEP, or similar)
Experience coordinating directly with regulatory agencies
What We Offer
Competitive compensation aligned with experience
Employee Stock Ownership Plan (ESOP) — 100% employee-owned
Comprehensive benefits package including medical, dental, vision, 401(k), and paid time off
Hybrid work environment supporting flexibility and collaboration
Professional development, training, and career advancement opportunities
A culture that values environmental stewardship, teamwork, and technical excellence
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. Requirements Requirements Listed above