Principal Toxicologist – Health Scientist – Risk Assessor

Job Description:• Lead and manage complex human health and ecological risk assessments for contaminants in soil, water, air, sediment, and consumer products• Interpret and apply federal and state risk assessment guidance (e.g., USEPA, CalEPA, regional agencies)• Provide technical oversight and quality assurance on deliverables• Develop exposure scenarios for a wide range of receptors and pathways• Provide litigation support services on matters involving conceptual site models and exposure pathways, toxicology, risk assessment, and general causation• Communicate risk assessment findings to clients, regulators, and stakeholders through reports, presentations, and public meetings• Support business development efforts by identifying new opportunities, preparing proposals, and cultivating client relationships• Mentor and train associate and mid-level staff in risk assessment methodologies, toxicology, regulatory frameworks, and scientific best practices• Collaborate with technical staff across disciplines and officesRequirements:• Advanced degree in Toxicology, Public Health, Environmental Science, or related field;• Minimum of 15 years of professional experience in toxicological sciences and human health risk assessment, with at least 5 years in a leadership or project management role;• DABTProfessional certification or others (e.g., CIH, etc.);• Demonstrated expertise with federal and state risk assessment guidance and regulatory frameworks (e.g., CERCLA, RCRA, TSCA, DTSC, CalEPA, OEHHA);• Experienced in effective risk communication to clients, regulators and public stakeholders through reports, presentations, public communication postings, and meetings;• Proven ability to manage multiple projects, lead cross-discipline technical teams, and interface with clients and regulators;• Commitment to staying abreast of emerging contaminants and issues pertinent to toxicology and risk assessment;• Ability to work across geographies with experts in different offices;• Strong mentoring, professional development of staff, and recruiting skills;• Excellent technical writing, communication, and analytical skills;• Litigation experience as a consulting and/or testifying expert.• Valid driver's license with clear driving record required. Benefits:• Health insurance• 401(k) matching• Flexible work hours• Paid time off• Professional development opportunities• Ownership opportunities and profit-sharing Apply tot his job