Chemist III

At doTERRA we encourage all employees to seek out opportunities that will expand their skill set. We strive to help achieve personal career goals by providing opportunities of growth and movement throughout the company.

The position focuses on developing and validating analytical methods, strengthening laboratory quality systems, and supporting research in essential oils and natural products.

• Analytical method development
  Develop and optimize GC MS, GC FID, GC MS/MS, HPLC, and LC MS/MS methods for essential oils, natural products, supplements, pesticides, contaminants, adulterants, and authentication markers. Transfer established methods into routine laboratory operations.
• Method validation and verification
  Design validation studies covering accuracy, precision, specificity, selectivity, linearity, range, detection and quantification limits, recovery, robustness, and measurement uncertainty. Prepare validation protocols and reports.
• ISO and laboratory quality systems
  Support alignment with ISO/IEC 17025, including audits, corrective and preventive actions, proficiency testing, traceability, personnel competency, and laboratory investigations.
• SOP and technical documentation
  Write, review, and maintain SOPs, analytical procedures, sample preparation instructions, instrument operation and maintenance procedures, validation protocols, and research documentation.
• Research and scientific investigation
  Conduct research on essential oil chemistry, natural products, adulteration, authenticity, and contaminants. Design experiments, interpret data, review scientific literature, and support publications and conference presentations.
• Essential oil and natural product authentication
  Develop strategies to detect adulteration using chemical profiles, marker compounds, synthetic impurities, chiral composition, and appropriate chemometric approaches. Support reference databases and authentication criteria.
• Instrumentation and troubleshooting
  Operate and troubleshoot chromatography, mass spectrometry, headspace, and SPME systems. Support instrument qualification, calibration, preventive maintenance, and performance monitoring.
• Laboratory efficiency and continuous improvement
  Improve workflows, turnaround time, method performance, and operational efficiency. Standardize procedures and support automation while maintaining scientific integrity.
• Technical leadership and training
  Train chemists and technicians in analytical methods, instrumentation, sample preparation, data interpretation, and quality practices. Mentor junior scientists and support complex investigations.
• Collaboration across departments
  Work with Quality, Regulatory, Research and Development, Product Development, Manufacturing, and Supply Chain. Interpret analytical findings and provide scientific recommendations.

Qualifications

• PhD in Chemistry, Analytical Chemistry, Organic Chemistry, Pharmaceutical Sciences, Natural Products Chemistry, or a closely related discipline
• Experience in chromatography and mass spectrometry, method development and validation, ISO/IEC 17025, SOP preparation, instrument troubleshooting, scientific writing, experimental design, and independent project management
• Preferred experience included essential oils, botanicals, dietary supplements, natural products or pharmaceutical analysis; pesticide and contaminant testing; authentication and adulteration testing; laboratory accreditation; technical leadership; and scientific publications.

doTERRA International, LLC. is committed to employing a diverse workforce. Qualified applicants will receive consideration without regard to race, color, religion, sex, national origin, age, sexual orientation, gender identity, gender expression, protected veteran status, or disability.