Electrolyte Cell Component Engineer (Battery)

TL;DR

Electrolyte Cell Component Engineer (Battery Engineering): Designing and optimizing electrolyte formulations for improved electrochemical stability, lifetime, and safety with an accent on SEI/CEI formation and cost-efficiency. Focus on executing electrochemical testing, conducting post-mortem analyses, and correlating chemistry with failure modes.

Location: Onsite in Grenoble, France

Company

hirify.global is a company specializing in the design and production of high-performance battery cells.

What you will do

• Design and optimize electrolyte formulations including solvents, lithium salts, and functional additives.
• Tailor electrolytes for specific chemistries by optimizing SEI and CEI formation to improve stability and safety.
• Test and evaluate electrolyte candidates against KPIs in coin and pouch cells.
• Define and execute electrochemical analyses such as cycle life, rate capability, EIS, CV, and dQ/dV.
• Perform diagnostic and post-mortem studies to identify and understand degradation mechanisms.
• Interface with suppliers for material qualification and contribute to patents and internal know-how.

Requirements

• Specialized knowledge in electrochemistry, electrochemical engineering, and battery cells.
• Master’s in physical sciences with 2+ years of experience in battery/advanced manufacturing, or a PhD in Battery Cell, Material Science, Chemistry, or Physics.
• Hands-on lab experience in electrolyte/electrode preparation, cell assembly, testing, and disassembly.
• Familiarity with characterization techniques (Cell cycling, CV, EIS, GITT, dQ/dV, etc.).
• Proficiency in French and English required.
• Must be based in Grenoble, France.

Culture & Benefits

• Permanent employment contract (CDI).
• Opportunity to shape the company's cell technology roadmap.
• Work within a cross-functional team environment focusing on scientific rigor and innovation.