Execute engineering tasks in support of key projects/programs under RCRA and CERCLA programs, including Remedial Investigations, Feasibility Studies, Remedial Designs, Remedial Actions, and post-remediation operation, maintenance and monitoring. Coordinate the development and finalization of technical documents (e.g., regulatory reports, feasibility studies, work plans, remedial design plans and specifications, construction completion reports, permit applications, health and safety plans, etc.) pursuant to regulatory requirements.