Experience must include: Conducting environmental and health risk assessments in accordance with relevant regulatory requirements, including conducting toxicity assessments, estimating multi-pathway human exposures to chemicals, performing associated fate and transport modeling and food chain modeling, calculating environmental health risks and conducting pathway- and receptor-specific risk source contribution analyses using multi-relational databases, performing sensitivity and uncertainty analyses on risk results, conducting statistical and geospatial analyses of environmental and risk data using Python, RStudio, and ArcGIS, and preparing technical reports for HHRA, EJ, and litigation projects. Tool and Database Development Oversight: Oversee the development of tools to enhance and automate internal risk assessment workflows, such as multi-relational HHRA databases and tools supporting fate and transport modeling, human exposure assessment, environmental health risk calculations, and other quantitative analyses essential for EIAs and ESAs.