TRC is seeking a Senior Industrial Hygienist to join our Safety and Industrial Hygiene Services in CA. The position requires a strong Industrial Hygiene service background, project management skills and experience, a solid reputation of building and maintaining key client relationships and a strong interest in business development. Candidates with a Certified Industrial Hygienist (CIH) certification are preferred, but this certification is not required for this role. The position will focus on providing industrial hygiene assessment and control services and helping clients to improve their performance with applicable health and safety goals and objectives.