---
title: 'Battery Production Manager - Mass Production at Factorial Energy'
canonical: 'https://feeny.ai/job/battery-production-manager-mass-production-factorial-energy-cheonan-south-5jwmsd4pn6vq'
type: 'job'
last_seen: '2026-09-16'
---

# Battery Production Manager - Mass Production at Factorial Energy

- **Company:** Factorial Energy
- **Location:** Cheonan South, South Korea
- **Posted:** 2026-08-14
- **Last confirmed live:** 2026-09-16
- **Apply:** https://job-boards.greenhouse.io/factorialenergy/jobs/6144200004

## Job description

## 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 Manager to join our team in Cheonan, South Korea. This person will be responsible for planning, directing, and optimizing battery manufacturing operations while ensuring compliance with quality, safety, and production objectives. The Ideal candidate will possess strong technical knowledge of battery manufacturing processes, effective leadership and communication skills, and the ability to drive operational excellence in a dynamic production environment.

In this role, you will:

- Lead and manage daily production operations to meet safety, quality, delivery, and productivity targets.
- Develop and execute production plans to achieve customer demand while maximizing equipment utilization and labor efficiency.
- Manage production supervisors, technicians, and operators, providing coaching, performance management, and workforce development.
- Monitor production KPIs, including throughput, yield, OEE, cycle time, scrap rate, and labor productivity.
- Drive continuous improvement initiatives using Lean Manufacturing, Six Sigma, and problem-solving methodologies.
- Collaborate with Process Engineering, Quality, Maintenance, Supply Chain, Planning, and EHS teams to ensure smooth production operations.
- Identify production bottlenecks and implement corrective actions to improve efficiency and reduce downtime.
- Ensure compliance with all safety regulations, environmental requirements, and company policies.
- Support new product introduction (NPI), process validation, and production ramp-up activities.
- Manage production budgets, labor planning, overtime, and resource allocation.
- Lead root cause analysis for quality and production issues and implement sustainable corrective actions.
- Ensure accurate production reporting and maintain manufacturing documentation.
- Drive a culture of operational excellence, accountability, and continuous improvement.

We are looking for people who:

- Experience in lithium-ion battery cell mass production.
- Knowledge of Lean Manufacturing, Six Sigma, TPM, and OEE.
- Experience with APQP, PFMEA, Control Plan, SPC, and IATF 16949 manufacturing requirements.
- Green Belt or Black Belt certification is a plus.
- Experience supporting manufacturing scale-up and capacity expansion.
- 8 years + experience

Work Location: Cheonan, South Korea

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 (recruitment@factorialenergy.com

## About Factorial Energy

## Company Overview
- **One-liner**: Factorial Energy is a U.S. developer of high‑performance solid‑state battery technology for eMobility, defense, robotics, and hyperscale data centers.
- **Entity Type**: Public (Nasdaq: FAC)
- **Headquarters**: Billerica, Massachusetts, USA
- **Founded**: 2013 (spun out of a heritage company founded from Cornell University)
- **Founders**: Siyu Huang (Ph.D/MBA, CEO) and Alex Yu (Ph.D, CTO)

## Core Business
- **Primary industry**: Battery technology / Energy storage (solid‑state lithium‑metal batteries)
- **Target customers**: B2B – automotive OEMs, defense & aerospace contractors, robotics manufacturers, hyperscale data‑center operators
- **Mission**: “We purposefully pursue milestones to scale a high‑performing product that brings us closer to a greener future.” The company states it is “all charged up to save the planet, empower people, and advance our industry.”

## Products & Services
- **FEST® (Factorial Electrolyte System Technology)** – Proprietary solid‑state electrolyte platform. The company has delivered 40 Ah and 106 Ah automotive‑grade B‑samples to global OEMs and demonstrated a 100+ Ah cell at CES.
- **Solstice™** – Multi‑layer solid‑state battery platform (next‑generation architecture) designed for drones, robotics, and automotive applications.
- **Manufacturing Technology** – 80 % drop‑in compatible with existing lithium‑ion production lines; proprietary dry‑coating process to enhance efficiency and reduce cost.

## Market Standing
- **Valuation/Market Cap**: ~$1.3 billion equity value (as of June 2026 IPO via SPAC with Cartesian Growth Corporation III)
- **Key Metric**: Gross proceeds of more than $100 million from the SPAC transaction (revenue not yet publicly disclosed as the company just entered public markets)
- **Notable Investors/Partners**: In‑Q‑Tel (strategic investor for U.S. national security), Mercedes‑Benz, Stellantis, Hyundai Motor Company, Kia Corporation; board includes former Daimler CEO Dieter Zetsche and former Stellantis CTO Michael Bly
- **Growth Signals**: Completed Nasdaq listing in June 2026; real‑world road testing with Mercedes‑Benz achieved over 1,200 km range on a single charge; expanded into defense, aerospace, and hyperscale data‑center segments; 150+ patents and patent applications

## Competitive Advantages
- **Capital‑light model**: Joint manufacturing partnerships allow rapid, scalable deployment without massive factory investment.
- **Drop‑in compatibility**: 80 % compatible with existing lithium‑ion production lines, lowering adoption barriers for partners.
- **Proprietary dry‑coating process**: Reduces cost and energy use while improving performance.
- **Strong IP portfolio**: Broad patent estate covering electrolyte, cell design, and manufacturing processes.

## Strategic Focus
- **Scale to volume**: Progress toward the first U.S. solid‑state production program for passenger vehicles.
- **Market diversification**: Penetrate defense, aerospace, robotics, and data‑center energy storage beyond automotive.
- **Sustainability**: Achieve carbon neutrality by mid‑2030; develop end‑of‑life recycling (partnered with Young Poong for lithium‑metal recycling); sustainable and regionalized supply chain.

## Why Work Here
- **Culture & values**: “SMAHRT” – Safety, Meritocracy, Agility, Humility, Respect, Transparency. Collaborative environment where engineers and business experts work side‑by‑side on bold ideas.
- **Diversity & inclusion**: Female‑led company (CEO Siyu Huang); >70 % of employees from racial and ethnic minorities (as of July 2023). Explicit DEI statement and commitment to diverse perspectives.
- **Benefits**: Competitive wages; medical, dental, and vision insurance; HSA/HRA/DCRA programs; 401K with company match; flexible PTO; short‑ and long‑term disability; continuing education support; family leave.
- **Work environment**: On‑site at Billerica (MA) headquarters for manufacturing and R&D roles; also has sales/supply chain offices in Germany, Korea, and Japan. Likely on‑site for technical roles; hybrid may be possible for non‑lab positions.
- **Impact**: Work on battery technology that touches automotive, defense, robotics, and critical energy infrastructure – with a clear mission toward a greener future.

## Sources
1. [Factorial Energy – Company Website](https://factorialenergy.com/)
2. [Factorial Energy – Careers Page](https://factorialenergy.com/careers/)
3. [Factorial Energy – About Us](https://factorialenergy.com/about/)
4. [Factorial Energy – Investor Relations FAQs](https://ir.factorialenergy.com/ir-resources/investor-faqs)
5. [Factorial Energy – Nasdaq Listing Press Release](https://ir.factorialenergy.com/news-releases/news-release-details/factorial-lists-nasdaq-bringing-solid-state-batteries-validation)

## Other roles at Factorial Energy

- [General Affairs Specialist (2-Year Fixed-Term)](https://feeny.ai/job/general-affairs-specialist-2-year-fixed-term-factorial-energy-cheonan-south-qhh38wd4dq2e) — Cheonan South, South Korea
- [Inventory Manager - Battery Mass Production](https://feeny.ai/job/inventory-manager-battery-mass-production-factorial-energy-cheonan-south-xkeywtk4n4an) — Cheonan South, South Korea
- [Facility Specialist](https://feeny.ai/job/facility-specialist-factorial-energy-cheonan-south-cr4a7j5tesfk) — Cheonan South, South Korea
- [EHS Manager](https://feeny.ai/job/ehs-manager-factorial-energy-cheonan-south-6tcdasxwskrw) — Cheonan South, South Korea
- [Battery Production Technician - Electrolyte Mixing & Filling](https://feeny.ai/job/battery-production-technician-electrolyte-mixing-filling-factorial-energy-ps0zh25hwnq7) — Cheonan South, South Korea
- [Formation Process Equipment Technician](https://feeny.ai/job/formation-process-equipment-technician-factorial-energy-cheonan-south-0gns19777a8r) — Cheonan South, South Korea
- [Assembly Equipment Technician](https://feeny.ai/job/assembly-equipment-technician-factorial-energy-cheonan-south-0exffe0v1s9h) — Cheonan South, South Korea
- [Senior / Staff MES System Engineer](https://feeny.ai/job/senior-staff-mes-system-engineer-factorial-energy-cheonan-south-fq5ng09g308k) — Cheonan South, South Korea
- [Senior / Staff Formation Equipment Engineer](https://feeny.ai/job/senior-staff-formation-equipment-engineer-factorial-energy-cheonan-south-8p1gxh6jezg8) — Cheonan South, South Korea
- [Senior / Staff Welding & Sealing Equipment Engineer](https://feeny.ai/job/senior-staff-welding-sealing-equipment-engineer-factorial-energy-cheonan-south-ecq3jsz6wn03) — Cheonan South, South Korea