Review and interpret environmental data; evaluate quality assurance and quality control data; develop conceptual site models; identify data gaps; prepare or peer review work plans and technical reports; and develop scopes of work, schedules, budgets, and health and safety plans for projects conducted under RCRA, CERCLA, and Indiana state regulatory programs. Plan and coordinate field work including sampling, drilling, monitoring well installation, soil, groundwater and LNAPL/DNAPL assessments, vapor intrusion assessments, high-resolution site characterization activities (e.g., passive soil gas surveys, MIP, Waterloo Profiler), remedial construction, and operations and maintenance activities.