Stephen J. Ryan, PE

Director of Environmental Engineering at Tropical Environmental, Inc.

Ipswich, Massachusetts, United States

About

 Thirty-nine years of professional engineering consulting, project management, investigation, design and installation experience. Management, Phase I&II and RI investigations, QA/QC, design and specifications for hazardous waste remediation of chlorinated, heavy metal and petroleum contaminated soil & groundwater; Vapor intrusion, Soil vapor extraction (SVE), radon mitigation, air & ozone sparge, multi-phase extraction, pump and treat, chemical oxidation, carbon filtration, thermal oxidizers, air treatment, landfills, demolition, soil stabilization, and funnel and gate systems. Other areas include Superfund, LUST, Illinois SRP, Environmental Foot printing, water supply systems, landfills; SPCC Plans, stormwater, SWPPP, engineering cost estimates; contracting; oversight of staff engineers, field personnel and subcontractors; regulatory permitting; air and water discharge reporting; feasibility studies (FSs); pilot tests; corrective action design reports; as-built reports; operation and maintenance (O&M) reports. Provide technical review of design and specifications of remedial treatment systems for many US EPA Superfund (CERCLA) & RCRA sites.

Experience

  • Director- Environmental Engineering at Tropical Environmental, Inc.
    Mar 2026 - Present · 5 mos

    Direction and implementation of Environmental Services. Provide remedial designs for asbestos and other hazardous waste impacted sites.

  • Senior Project Manager/Engineer at Pinchin in the US
    May 2024 - Feb 2026 · 1 yr 10 mos

    Designed, managed and permitted Vapor Intrusion, Radon and Waste Neutralization Systems. Conducted Environmental Assessments for natural gas and electrical utility pipeline and power line installations. Provided SPCC Plans and Stormwater Plans for a variety of Utility and Industrial Sites. Provided review and oversight of hazardous material impacted Site closure plans for compliance with the Massachusetts Contingency Plan Activity Use Limitations (AULs). Mentored junior employees and assisted with hiring staff for technical positions.

  • Director- Environmental Engineering/Design at Tropical Environmental, Inc.
    Sep 2020 - Apr 2024 · 3 yrs 8 mos

    Direction and implementation of Environmental Services from Phase I investigations to NEEPA Environmental Assessments to complex multi-media remediation of hazardous wastes including Consulting, Field Services, Remediation System design, Asbestos Project Design and Regulatory Permitting.

  • Senior Environmental Engineer at Ryan Environmental Consulting
    Mar 2020 - Sep 2020 · 7 mos

    Providing Independent, Highest Quality Technical Environmental Consulting Services to solve Environmental issues with pollution and hazardous materials. Project Management, Remedial Investigations, Remediation Treatment System Design for Chlorinated, Heavy metal, Petroleum impacted sites and Expert Testimony.

  • Project Manager II at Civil & Environmental Consultants, Inc.
    Oct 2017 - Mar 2020 · 2 yrs 6 mos

    Management and Investigation of Contaminated Sites. Design, Specification, air and wastewater permitting and Operation of Remediation Systems for addressing hazardous material releases to soil and groundwater such as SVE, multi-phase extraction systems. Analysis and design of ozone sparge and in-situ chemical oxidation (ISCO) injection systems. Quarterly Site Remediation Status, Air permit, & NPDES permit reporting. Preparation of Plans and budgets for Site Investigations and Remediation.