This position will lead a team of risk assessors that works closely with Project Managers and other technical leads performing ecological and human health risk assessments, environmental remedial planning, and other environmental project related activities, including participation in the development of sampling plans and risk-based closure strategies, and the formulation of institutional (land use) controls. · Must have a strong understanding and working knowledge of state and federal regulations including, but not limited to, the Massachusetts Contingency Plan (MCP), Maine Remedial Action Guidelines (RAGs), and Comprehensive Environmental Response, Compensation and Liability Act (CERCLA) guidance.