Mechanical Engineer
BS-level Process Engineering roles on Crosslinked list a median of $114k (687 that show pay). This posting does not list pay.
Design, set up and maintain pilot-scale electrode coating, slurry mixing and cell fabrication equipment for solid-state batteries.
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Worth knowing
Why it is interesting. Design the pilot electrode coating and cell fabrication tooling that sets how a solid-state battery startup builds cells.
Might not be for you. Equipment maintenance and mechanical design focus rather than materials research
Adjacent materials roleDesign pilot scale electrode coating tools; set up slurry mixer and electrode coater; roll-to-roll coater experience; ceramic solid electrolytes preferred
H-1B filings
Adden Energy filed 5 H-1B labor applications for scientist and engineer roles from Jan to Dec 2025.
Most common titles: Battery Engineer, Senior Battery Scientist, Polymer Scientist. Median filed pay: $95K a year.
From U.S. Department of Labor disclosure data. A filing is a record of past hiring, not a promise about this role, so confirm sponsorship with the employer. Titles and filed pay ·Every employer's filings
- Seniority
- Mid-level
- Work
- On-site
- Type
- Full-time
- Degree
- BS
- Experience
- 2+ yrs
- Industry
- Energy
- Role
- Process Engineering
- Visa
- Sponsors H-1B
Role details
What you get to do: Conduct regular maintenance and repair of lab equipment Design, modify, and optimize the mechanical fixtures for solid-state battery Design and develop pilot scale electrode coating tools based on the company’s cell technology Design the tools and analyze the concept using CAD software such as Solidworks Work with external suppliers to customize the equipment based on manufacturing processes Set up and validate pilot scale slurry mixer, electrode coater, and other cell fabrication equipment Maintain, modify, and optimize the equipment with vendor’s guidelines What you bring to this role: Strong hands-on experience with equipment maintenance and repair BS or MS degree in mechanical or chemical engineering or related field 2+ years of experience in a mechanical design role in a Li ion battery industrial environment Hands-on experience with roll-to-roll coater installation, maintenance, and operation Experience on vendor qualification and customer interactions A desire to hold your own in a fast-moving environment alongside highly technical peers Ability to work safely and in compliance with all regulations and quality systems Experience with ceramic solid electrolytes is preferred We are happy to offer our team members: Competitive salary versus leading employers in industry, commensurate with experience Medical, dental, and vision insurance Generous employee stock options Three weeks paid time off U.S.
Visa Sponsorship possible Adden Energy is interested in working with every qualified candidate regardless of current U.S. work authorization, and would consider sponsoring visas. We value diversity and do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. Expressions of interest and accompanying resumes should be sent to [email protected] or apply on LinkedIn. About Adden Energy Adden Energy is developing solid-state batteries for automotive and consumer applications and is located in the Boston Area.
Our technology is based on leading research from Harvard University and our team is backed by prominent venture capital investors. We are looking for a Mechanical Engineer to join our growing technical team and work to scale our technology. As a key member of our team, you will make a substantial impact on the company’s future and set the stage for how we build batteries for years to come as we work to make a positive impact on climate change.
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