Senior Cell Design Engineer

Tucson, AZ

Senior Cell Design Engineer

This position will report to the Director, Cell Engineering.

Sion Power Corporation, the global leader in development of a new generation of high-energy, rechargeable lithium batteries is currently searching for a Sr. Cell Design Engineer to be based at its research and development facility in Tucson, Arizona.  Covering two decades of research and development, Sion Power has created Licerion® technology that significantly enhances the volumetric and gravimetric capacities and cycle life of rechargeable lithium metal batteries. Licerion® is the future for batteries offering the highest energy density, specific energy and performance.

Essential Duties and Responsibilities

  • Development of new lithium anode battery designs including the cell chemistry and mechanical design, defining the cell bill of materials (BOM) as well as all critical chemical and mechanical design parameters. 
  • Generation of material, subassembly, and assembly level specifications for all cell components (cathode, anode, electrolyte, and separator), often working with materials vendors and/or other internal stakeholders to align on material and component characteristics. 
  • Interface closely with peers in Fundamental R&D to evaluate new materials, modeling to define requirements, and Validation to test new designs. 
  • Developing and maintaining a product DFMEA and support the development of PFMEA and manufacturing control plans, working with manufacturing teams to transfer processes and designs.
  • Support root cause investigations and failure mode analysis and drive design and process changes to improve cell technology.   
  • Lead analytical and test method development, design experiments, and analyze data.

Education and Experience

  • MS in chemistry, chemical engineering, materials science, or related field of study. PhD preferred.
  • Minimum 4+ years of experience in the battery industry
  • 3+ years in a product development role
  • 3+ years in a management role
  • Demonstrated record of launching products successfully.
  • Experience with concept, design, and product validation (CV, DV, and PV) as part of a product development environment
  • Understanding of Failure Mode Effects Analysis (FMEA, DFMEA, PFMEA)
  • Experience maintaining effective technical relationships with suppliers and internal departments
  • Demonstrated record of technical innovation, including publications, presentations, and/or patents
  • Excellent oral and written communication skills.
  • Leadership in product development, an understanding of the battery industry, as well as the research community.
  • Fluent in English


  • Experience with formal root cause analysis (Ishikawa, Six Sigma) and design of experiments (DOE) tools
  • Experience with Design for Manufacturing (DFM)Document cell designs and maintain design concept iterations in Agile Documentation System
  • Good tolerance stack up calculation ability