Battery Production Technician - Electrolyte Mixing & Filling
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Before you apply
LocationSouth Korea, Cheonan
Work modeon-site
Typefull-time
SeniorityEntry
DepartmentEngineering
Company size201–500 people
PostedAug 14, 2026 · 2mo ago
Verified live3d ago
At a glanceSummarised by Seekless from the posting.
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
Who We Are
Factorial Energy is a pioneering U.S.-based solid-state battery company driving the future of energy storage and electrification. Partnered with global leaders including Mercedes-Benz, Stellantis, Hyundai, and Kia, Factorial is at the forefront of developing next-generation e-mobility platforms for commercial, defense, and consumer applications—spanning electric vehicles (EVs), drones, eVTOL aircraft, power tools, marine systems, robotics, and more. The company has achieved multiple industry firsts, including being the first to power a demonstration vehicle with a global OEM (Mercedes-Benz) that achieved over 1,200 km (749 mi) of range, and the first to earn UN 38.3 certification for automotive-sized lithium-metal solid-state cells, and the first to deliver B-samples of automotive-sized solid-state batteries to major OEMs.
The Opportunity:
Factorial Energy is seeking a Battery Production Technician - Electrolyte Mixing & Fillingto join our team in Cheonan, South Korea. This person will be responsible for supporting core manufacturing processes, including Electrolyte (EL) Mixing, Filling, and Degassing.
In this role, you will:
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Operate the Electrolyte (EL) Mixing process.
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Measure and mix electrolyte and solvents according to SOPs.
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Perform cell filling operations and operate production equipment.
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Carry out the degassing process.
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Report and respond immediately to process abnormalities.
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Record production results and work history.
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Maintain workplace and equipment cleanliness (5S).
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Follow safety procedures when handling electrolytes and chemicals.
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Work closely with engineers to support production.
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Participate in continuous improvement activities.
We are looking for people who:
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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
Legal
Factorial Energy is an equal opportunity employer that values diversity at all levels. All qualified applicants, regardless of personal characteristics, are encouraged to apply.
To request a reasonable accommodation to complete an application, job interview, and/or to otherwise participate in the hiring process, please contact ([email protected]