Lead Cell Development Engineer

If you desire to be part of something special, to be part of a winning team, to be part of a fun team - winning is fun. We are looking forward to Lead Cell Development Engineer in Eaton's Electrical Business, based in Shanghai City, China. Eaton is an intelligent power management company dedicated to protecting the environment and improving the quality of life for people everywhere. We make products for the data center, utility, industrial, commercial, machine building, residential, aerospace and mobility markets.

What you'll do:

We are seeking a hands-on Lead Cell Development Engineer to support the development of advanced cylindrical EDLC supercapacitor cells, with primary responsibility for cell construction, internal cell design implementation, manufacturing process development, equipment selection, pilot-line execution, and production scale-up. The role requires an experienced engineer who can own and execute the full cell development cycle, from design implementation and laboratory prototyping through process development, pilot builds, manufacturing transfer, and production ramp-up. The candidate will work globally with internal engineering teams, suppliers, equipment vendors, and manufacturing partners, with travel up to 25%.
The ideal candidate will have strong mechanical and manufacturing engineering fundamentals, practical hands-on cell development experience, and knowledge of medium- and high-volume manufacturing processes used in cylindrical electrochemical devices. Experience with process development, production equipment selection, pilot-line implementation, and manufacturing scale-up is highly desirable. Familiarity with supercapacitors, batteries, fuel cells, or other electrochemical products is preferred.
Key Responsibilities

Lead hands-on development of cylindrical EDLC supercapacitor cells, including cell construction, prototyping, testing, process optimization, and manufacturing scale-up.

Own the full cell development lifecycle, including cell design implementation, process development, equipment selection, pilot-line execution, manufacturing transfer, and production support

Develop repeatable cell assembly methods, process flows, work instructions, tooling, fixtures, and process controls for laboratory, pilot, and production environments.

Define and optimize critical process parameters related to electrode handling, stacking or winding, electrolyte filling, sealing, fixturing, inspection, and cell assembly operations.

Select, qualify, and optimize commercially available manufacturing equipment and tooling for pilot and production use.

Support pilot-line development, process qualification, production readiness activities, and technology transfer to manufacturing sites.

Collaborate with materials, quality, operations, test engineering, module engineering, and manufacturing teams to ensure successful product development and scale-up.

Work with suppliers and equipment vendors to develop robust, scalable manufacturing solutions and improve process capability, yield, and reliability.

Provide cell-level design constraints, tolerances, and manufacturing capability data to support module integration activities.

Lead troubleshooting, root-cause analysis, failure investigations, and continuous improvement efforts related to cell design and manufacturing processes.

Interface globally with suppliers, equipment vendors, manufacturing teams, and cross-functional engineering organizations. Travel domestically and internationally up to 25% as required.

Qualifications:

Bachelor's or Master's degree in Mechanical Engineering, Manufacturing Engineering, Chemical Engineering, Applied Physics, or related technical discipline.

Minimum 8 years of experience in manufacturing, process development, electrochemical device development, precision assembly, or related industries.

Hands-on experience developing products or manufacturing processes from laboratory development through pilot builds and early production.

Strong process development, manufacturing, tooling, fixturing, and assembly knowledge.

Experience selecting, implementing, and optimizing manufacturing equipment.

Experience supporting pilot-line development, production ramp-up, manufacturing transfer, and process optimization.

Ability to work effectively with global suppliers, equipment vendors, and manufacturing partners.

Strong problem-solving, communication, documentation, and cross-functional collaboration skills.

Willingness to travel up to 25%, including domestic and international travel.

Preferred Qualifications

Experience with supercapacitors, lithium-ion batteries, fuel cells, electrolytic capacitors, or similar electrochemical products.

Experience with stacking, winding, electrode handling, separator handling, electrolyte filling, sealing, welding, crimping, or related manufacturing processes.

Experience working with manufacturing equipment vendors, particularly in Asia.

Experience supporting manufacturing operations in Southeast Asia; Philippines experience preferred.

Familiarity with DFM, GD&T, tolerance analysis, process capability studies, and manufacturing process control.

Experience developing work instructions, process flows, control plans, and production documentation.

At Eaton, we don't just want to offer you a job, but a journey and experience. Our goal is to give you the space to find that sweet spot where your passion meets purpose.