---
title: 'Corporate Counsel at Factorial Energy'
canonical: 'https://feeny.ai/job/corporate-counsel-factorial-energy-billerica-qbt5ewstaw4r'
type: 'job'
last_seen: '2026-09-09'
---

# Corporate Counsel at Factorial Energy

- **Company:** Factorial Energy
- **Location:** Billerica, MA
- **Compensation:** $200k–$220k
- **Posted:** 2026-06-09
- **Last confirmed live:** 2026-09-09
- **Apply:** https://job-boards.greenhouse.io/factorialenergy/jobs/6017723004

## 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) which 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, the first to deliver B-samples of automotive-sized solid-state batteries to major OEMs.

The Opportunity:

Factorial Energy is seeking a Corporate Counsel to join our small, agile legal team. This role will be primarily responsible for supporting public company compliance, securities law, and corporate governance functions, while also assisting with commercial contracting and general corporate legal needs.

In this role, you will:

- Assist in the preparation and filing of SEC reports and disclosures, including Forms 10-K, 10-Q, 8-K, proxy statements, Section 16 reports, and registration statements.
- Support the Company’s disclosure controls and procedures, including coordination of disclosure committee processes and CEO/CFO certifications.
- Monitor compliance with Regulation FD, insider trading policies, and Section 16 obligations.
- Partner with Finance, Investor Relations, and Communications teams on external disclosures such as earnings releases and investor presentations.
- Support the Board of Directors and its committees, including preparation of meeting materials, agendas, resolutions, and minutes.
- Ensure compliance with Delaware corporate law, the Company’s Certificate of Incorporation and Bylaws, and stock exchange listing standards.
- Assist with annual governance calendars, director onboarding, and governance policy development.
- Provide legal support for the administration of equity incentive plans, employee stock purchase plans, and related disclosures.
- Assist in preparation of executive compensation disclosures in proxy statements.
- Draft, review, and negotiate a wide range of commercial contracts, including NDAs, supply, licensing, joint development, and service agreements.
- Provide day-to-day legal support to internal business teams, balancing risk management with business objectives.
- Support compliance initiatives in areas such as export control, data privacy, and employment matters as needed.
- Track and analyze developments in securities regulation, stock exchange rules, and corporate governance practices.
- Assist with internal investigations, whistleblower matters, and compliance training.

We are looking for people who:

- J.D. and admission to a U.S. state bar in good standing. Must be admitted, or be eligible for admission, to the Massachusetts bar or registration as in-house counsel in Massachusetts.
- 4–7 years of legal experience, including significant exposure to securities law and corporate governance (law firm and/or in-house experience at a public company preferred).
- Experience drafting and negotiating commercial agreements.
- Strong knowledge of the Securities Act, Exchange Act, Sarbanes-Oxley, Regulation FD, and stock exchange rules.
- Strong organizational and project-management skills, with the ability to handle diverse matters in a fast-paced, international environment.
- Business-oriented mindset, with the flexibility to shift between specialized compliance work and generalist tasks.

Some of our competitive benefits include:

- Medical, dental, and vision insurance
- Generous paid time off
- 401(k) plan that includes employer matching funds
- Education assistance plan
- Life insurance and disability coverage

Salary: $200,000 – $220,000 Annual Base + Equity

Work Location:

805 Middlesex Turnpike, Billerica, MA 01821 (In person)

Factorial Inc. 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) Pay Range (MA) $200,000—$220,000 USD

## 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)

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