Mechanical Engineer
Location: The Greater Boston Area
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,
and the first to deliver B-samples of automotive-sized solid-state batteries to major OEMs.
The Opportunity:
Factorial Energy is seeking a Mechanical Engineer to join our team in our Billerica, MA location.
This person will be responsible for Solstice Cell and Component Mechanical Design.
In this role, you will:
• Execute the assigned DOEs related to Mechanical design to meet KPI target
• Solstice clamping fixture design,SOP & alignment with Customers
• Quality check of Clamping fixture for re-using
• Problem solving related to Mechanical design
• Support Clamping process operation
• Support Thickness uniformity test and Pressure distribution test
• Mechanical design(Cell & Component) improvement and drawing update
• Shipping package design and risk assessment
We are looking for people who:
Required:
• BS or MS in Mechanical Engineering or Electro-Mechanical Engineering.
• 1 – 3 years of experience in a mechanical design role to issue Drawings in a product development.
• Skills and Experience with a 3D modeling software such as Solidworks, CATIA, Creo, etc.
Factorial Confidential: Company• Skills and Experience utilizing machining equipment such as a vertical endmill, band saw, lathe, welding, 3D printer etc.
• Good written and verbal communication skills in English
Preferred:
• Experience working with Aluminum machining, HW, welding techniques, and injection molding.
• Experience utilizing measuring equipment such as loadcell, LVDT and Tekscan or other pressure related.
• 1-3 years of experience working on lithium-based battery technology
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 Range: 90k-110K USD
Work Location:
805 Middlesex Turnpike, Billerica, MA 01821
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)
Pay Range (MA): $90,000 USD - $110,000 USD
