---
title: 'Inventory Manager - Battery Mass Production at Factorial Energy'
canonical: 'https://feeny.ai/job/inventory-manager-battery-mass-production-factorial-energy-cheonan-south-xkeywtk4n4an'
type: 'job'
last_seen: '2026-09-09'
---

# Inventory Manager - Battery Mass Production at Factorial Energy

- **Company:** Factorial Energy
- **Location:** Cheonan South, South Korea
- **Posted:** 2026-08-14
- **Last confirmed live:** 2026-09-09
- **Apply:** https://job-boards.greenhouse.io/factorialenergy/jobs/6144251004

## 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 an Inventory Manager - Battery Mass Production to join our team in Cheonan, South Korea. This person will be responsible for managing raw material and finished goods inventory, ensuring inventory accuracy, coordinating material movements to support battery mass production, and optimizing inventory control processes across the supply chain. The Ideal candidate will have strong experience in inventory management within a manufacturing environment, excellent organizational and communication skills, and the ability to work cross-functionally in a fast-paced production setting. Fluency in English is required.

In this role, you will:

- Manage inventory of raw materials, consumables, WIP, and finished battery products.
- Ensure accurate inventory transactions and maintain high inventory accuracy in ERP/MES/WMS systems.
- Coordinate material receiving, storage, internal transportation, and shipping activities.
- Support production by ensuring timely material supply to manufacturing lines.
- Monitor inventory levels and work closely with Supply Chain and Production Planning to prevent shortages or excess inventory.
- Lead cycle counts, physical inventories, and inventory reconciliation activities.
- Optimize warehouse layout, storage methods, and material flow to improve efficiency.
- Ensure FIFO/FEFO and proper handling of battery materials and finished goods.
- Collaborate with Quality, Production, Logistics, and EHS teams to resolve inventory and material issues.
- Develop and implement inventory control procedures and continuous improvement initiatives.
- Ensure compliance with safety regulations and company warehouse standards.
- Lead and develop warehouse supervisors, inventory coordinators, and material handlers.

We are looking for people who:

- 5+ years of inventory, warehouse, or logistics management experience in a manufacturing environment.
- Experience in battery, automotive, semiconductor, electronics, or other high-volume manufacturing industries is preferred.
- Strong knowledge of inventory control, warehouse operations, and material flow management.
- Experience with ERP, MES, and Warehouse Management Systems (WMS).
- Proficiency in Microsoft Office, especially Excel.
- Experience in lithium-ion battery cell mass production.
- Forklift operator certification/license is highly preferred.
- Knowledge of Lean Manufacturing, 5S, and warehouse optimization.
- Experience handling hazardous materials and battery-related logistics.
- Experience supporting high-volume manufacturing operations.
- Must be fluent in Chinese

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

- [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
- [Battery Production Manager - Mass Production](https://feeny.ai/job/battery-production-manager-mass-production-factorial-energy-cheonan-south-5jwmsd4pn6vq) — 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
- [Senior / Staff Cell Stacking Equipment Engineer](https://feeny.ai/job/senior-staff-cell-stacking-equipment-engineer-factorial-energy-cheonan-south-51gv8tn5fv73) — Cheonan South, South Korea