Founded in 1986, HETI is a full-service, nationwide environmental services company specializing in environmental and indoor air quality site assessment, site remediation, risk characterization, occupational health and safety services, and litigation/expert witness support. The ideal candidate will have: Advanced degree in Biology, Chemistry, Industrial Hygiene or Occupational Safety, as well as a Certified Industrial Hygienist (CIH) professional registration (or equivalent work experience).