Steven Poirier, Ph.D., P.E.

Steve Poirier is a Principal Engineer based in Massachusetts with more than 15 years of experience focused on contaminated site assessment and remediation, including Superfund, design and construction of geoenvironmental and geotechnical engineering projects, and planning, permitting, design, and construction of waste containment facilities.

Steve Poirier is a Principal Engineer based in Massachusetts with more than 15 years of experience focused on contaminated site assessment and remediation, including Superfund, design and construction of geoenvironmental and geotechnical engineering projects, and planning, permitting, design, and construction of waste containment facilities.


Steve assists clients as the project manager or engineer-of-record for a variety of design and construction projects including remedial action implementation and waste disposal facilities. His project experience features design, permitting, and construction quality assurance (CQA) for various sites, including Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA, Superfund) sites.

He has helped his clients manage remedial investigations, feasibility studies, pre-design investigations, and field explorations including drilling and soil sampling, groundwater and sediment sampling, wetland delineations, in situ geotechnical testing, ecological risk analyses, and data validation. Steve has significant design and CQA experience with subsurface vertical barrier (slurry) walls, mechanically stabilized earth (MSE) berms, groundwater extraction systems, soil and geosynthetic caps, landfill gas collection systems, leachate collection and conveyance systems, wetland replication, stream restoration, surface water management, excavation and management of impacted materials, and highway expansion using gabion basket retaining walls. He has overseen the development of permits, technical specifications, design and construction drawings, CQA plans, and construction bid documents. Additionally, he has assisted clients with identification of qualified bidders and contractor evaluation.

Experienced in a variety of permit requirements, Steve assists his clients with site assignment, authorization to construct, authorization to construct, national pollutant discharge elimination system (NPDES), erosion and sediment control, and land use regulations for freshwater wetlands and flood hazard areas. He has worked with federal, state, regional, county, district, and municipal regulatory agencies to successfully complete projects.

Steve was the design and CQA engineer-of-record and project manager for the Sutton Brook Disposal Area Superfund project. The project was awarded the regional 2016 Engineering News Record (ENR) award for Best Water/Environment Project and the national 2017 Associated General Contractors of America (AGC) Alliant Build America Award in the Environmental Enhancement category.

Contact Steve Poirier at This email address is being protected from spambots. You need JavaScript enabled to view it. or +1-978-206-5785.

Career Summary of Steven Poirier, Ph.D., P.E.

  • Specialties: Geoenvironmental Remediation Engineering; Construction and Earthwork Design and Management; Waste Containment Facility Design, Permitting, and CQA; Slurry Walls/Vertical Barriers; Geotechnical Engineering
  • Practice Areas: Contaminated Site Assessment and Cleanup, Geotechnical and Geoenvironmental Engineering, Waste Management
  • Disciplines: Civil Engineering, Geotechnical Engineering
  • Education: Ph.D., Civil and Environmental Engineering, University of Massachusetts Amherst, 2005; M.S., Civil and Environmental Engineering, University of Massachusetts Amherst, 2000; B.S., Civil and Environmental Engineering, University of Massachusetts Amherst, 1998
  • Registration: Massachusetts Professional Engineer, No. 48108; Florida Professional Engineer, No. 83504

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