Battery Production Technician - Electrolyte Mixing & Filling
Factorial EnergyCheonan, South Korea
Full Time
Posted August 14, 2026
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Job Description
Factorial Energy is a pioneering U.S.-based solid-state battery company driving the future of energy storage and electrification.
Key Responsibilities
- Factorial Energy is seeking a Battery Production Technician - Electrolyte Mixing & Filling to join our team in Cheonan, South Korea. This person will be responsible for supporting core manufacturing processes, including Electrolyte (EL) Mixing, Filling, and Degassing.
- Operate the Electrolyte (EL) Mixing process.
- Measure and mix electrolyte and solvents according to SOPs.
- Perform cell filling operations and operate production equipment.
- Carry out the degassing process.
- Report and respond immediately to process abnormalities.
- Record production results and work history.
- Maintain workplace and equipment cleanliness (5S).
- Follow safety procedures when handling electrolytes and chemicals.
- Work closely with engineers to support production.
- Participate in continuous improvement activities.
Requirements
- Associate degree (2–3 year college) or higher.
- Able to work in a clean room environment.
- Able to follow SOPs with a strong sense of responsibility.
- Good teamwork and communication skills.
- Experience in lithium-ion or solid-state battery manufacturing.
- Experience with Electrolyte Mixing or Filling processes.
- Previous cleanroom experience.
- Degree in Chemical Engineering, Materials Science, or a related field.
- Basic English communication skills for working with overseas engineers.
- Work Location: Cheonan, South Korea
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