Sesai

Battery Electrolyte Scientist & Materials Chemistry Leader

Greater Boston (Woburn, MA) – On-site/Hybrid. Posted 11 months ago

The role

This person will direct complex electrolyte R&D programs and lead multi-disciplinary teams of chemists, data scientists, and engineers. They will oversee SEI engineering, additive optimization, and cell-level validation to produce data for AI model training.

What you will do

  • Direct complex electrolyte R&D programs focused on next-generation battery systems.
  • Lead multi-R&D teams composed of chemists, data scientists, and engineers.
  • Define the materials innovation roadmap related to electrolyte formulation and interfacial science.
  • Oversee SEI engineering and additive optimization programs.
  • Lead cell-level validation and the integration of new electrolytes into prototype cells.
  • Produce high-quality, experimentally validated battery component data to guide AI model training.
  • Utilize molecular informatic tools to accelerate battery component optimization cycles.

Required qualifications

  • Ph.D. in Materials Science and Engineering, Chemical Engineering, Electrochemistry, or a closely related materials chemistry field.
  • Proven background as an electrochemical researcher and R&D leader experienced in directing technical programs and managing multi-disciplinary research teams.
  • Deep expertise in fundamental materials chemistry, interfacial science, additive optimization, and Solid-Electrolyte Interphase (SEI) engineering.
  • Extensive experience in cell-level validation and advanced characterization techniques.
  • Demonstrated experience in data-driven experimentation and structuring chemistry data for AI model consumption.

Nice to have

  • Previous experience at leading battery manufacturers, electrolyte R&D teams, or applied materials chemistry labs, especially those focused on next-generation battery and energy storage systems.
  • Strong track record of successfully aligning R&D execution with clear customer and product requirements.
  • Ability to use or integrate results from molecular informatic tools for component optimization.

Benefits

  • Highly competitive salary
  • Comprehensive health coverage
  • Attractive equity/stock options program

About the company

SES AI Corp. (NYSE: SES) is dedicated to accelerating the world’s energy transition through groundbreaking material discovery and advanced battery management. They utilize AI-enhanced, high-energy-density and high-power-density Li-Metal and Li-ion batteries.

Battery Electrolyte Scientist & Materials Chemistry Leader at Sesai | JobZoey