Required Qualifications: Education: Working towards a PhD in Chemical Engineering, Mechanical Engineering, Aerosol Science, Exposure Science, Applied Mathematics, Data Science, or a related Life Sciences (Toxicology, Pharmacology, Biochemistry, etc.). Research and Development (R&D) at Procter & Gamble, the largest consumer packaged goods company in the world, includes a diverse group of roles that contribute to the innovation and development of our products.