Senior Environmental Scientist

Michael Baker International • Philadelphia, PA

3d • Hybrid

About The Position

Michael Baker International is seeking a Senior Environmental Scientist to join our Philadelphia Operations team in Fort Washington, PA, supporting transportation projects. This role focuses on delivering high-quality NEPA documentation and Chapter 105 permitting support while managing technical tasks within established schedules and budgets. The ideal candidate is a mid-level NEPA specialist with a solid foundation across key environmental disciplines, including ecology, water quality, wetlands, hazardous materials, and socioeconomics/land use. Responsibilities include supporting environmental technical studies and field investigations such as wetland delineations, threatened and endangered species coordination, water quality sampling, and hazardous materials assessments. The role also involves data processing, documentation, and preparation of clear, defensible technical reports. A Hybrid working arrangement is available within the Fort Washington/Philadelphia, PA area.

Requirements

• Minimum 10 years of experience working for or with PennDOT or a similar DOT
• Demonstrated experience preparing Pennsylvania environmental documents, including Categorical Exclusion Evaluations (CEEs), Environmental Assessments (EAs), Environmental Documents (EDs), Environmental Impact Statements (EISs), and supporting technical reports for transportation and multimodal projects
• Working knowledge and professional experience with Section 4(f)/Section 2002 resource identification, assessment, and reporting, as well as Section 6(f) LWCF documentation
• Extensive experience preparing and obtaining environmental permits, including PADEP Chapter 105 Water Obstruction and Encroachment Permits and General Permits, PADEP Chapter 105 / USACE Section 404 Joint Permit Applications (JPA), and PADEP Chapter 102 E&S Plans and NPDES permits for construction stormwater
• Proficiency with Microsoft Office Suite (Word, Excel, Access, PowerPoint, Outlook)
• Experience using PennDOT ECMS Expert Systems, including CEES, and Keystone Environmental ePermitting Systems (KEES)
• Experience with PNDI environmental reviews and threatened and endangered species coordination
• Working knowledge of USFWS IPaC, Bluebeam Revu, and ArcGIS Professional
• OSHA Hazwoper training
• Valid driver’s license required

Nice To Haves

• Wetland Scientist (PWS) certification preferred

Responsibilities

• Prepare and manage environmental documentation, including NEPA reports (BRPA, CE‑1a, CE‑1b, CE‑2), Section 4(f), Section 2002, and Section 6(f).
• Coordinate agency communications, including mail‑merged coordination letters and participation in agency and public meetings
• Plan, prepare, and support permitting efforts for applicable waterways projects
• Manage and maintain GIS files to support project development
• Collaborate with engineering staff to review roadway and bridge plans and support project coordination
• Participate in project status and working meetings to support ongoing project delivery
• Assist with proposal development, including research, site visits, technical scopes of work, and pricing support
• Conduct wetland delineations, functions and values assessments, and stream assessments
• Support environmental field investigations, including groundwater sampling, surface water sampling, and soil sampling
• Document threatened and endangered species observations in accordance with regulatory requirements
• Assist with Phase I, II, and III Environmental Site Assessments
• Prepare accurate field documentation, including notes, mapping, photographs, and reports

Benefits

• Medical, dental, vision insurance
• 401k Retirement Plan
• Health Savings Account (HSA)
• Flexible Spending Account (FSA)
• Life, AD&D, short-term, and long-term disability
• Professional and personal development
• Generous paid time off
• Commuter and wellness benefits

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level