Product Design Engineer, Battery
Listed on 2025-12-01
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Engineering
Electrical Engineering
Power and data have been moved for the same way for over 100 years.
This is a new day. At Cel Link Corporation, our Team Members are designing, developing, and manufacturing flexible circuits that fundamentally change the transmission of power and data. Lower weight, higher performance, smaller volume, and lower overall system price all drive toward Cel Link’s goal of a cleaner environment and more affordable technology.
One of the best measures of a company culture is how each team member feels on Sunday afternoon about going to work on Monday morning. At Cel Link, we are electrified at the prospect of contributing to a technology that is and will be changing mobility for a cleaner and brighter future. We work with very dedicated people on challenging projects that change everyone’s future for the better.
If you are eager to create, learn and apply your knowledge, we are looking forward to you joining us on our electrifying mission.
Please have a look at our current openings:
The Product Design Engineer will be responsible for designing, developing, and executing flex circuit products from concept to development. The right person will have experience with battery systems, focusing on battery interconnects, cell connections, and pack architecture, to ensure optimal performance in EV and energy storage applications.
Essential Duties and Responsibilities
- Direct creation of 3D models and 2D drawings of current collector assemblies, battery interconnects, and voltage sense harnesses.
- Selecting termination options for connecting to BMS/PCBA, such as welded, crimped, soldered, ZIF, etc.
- Define requirements of flex circuit products based on internal, customer, and regulatory system-level requirements.
- Build prototype circuits (hands-on) and support launch activities.
- Lead design reviews and DFM analysis.
- DVP&R creation and execution to validate products along with DFMEAs and other pertinent APQP documentation.
- Develop processes, designs, and material combinations to enhance the performance of Cel Link's flexible circuits under various usage cases and applications.
Minimum Qualifications (Education, Knowledge, Skills, and Abilities)
To perform this job successfully, the individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.
- Bachelor's Degree in materials science, EE, ME, physics, or equivalent.
- Understand the requirements and performance of Li-Ion batteries in all cell formats (pouch, prismatic, and cylindrical).
- Experience in simulation (FEA and CFD) analysis and interpretation is preferred.
- Experience with cell connection MFG processes such as laser-welding, ribbon/wire bonding, ultrasonic welding, resistance welding, etc.
- Knowledge of mechanical, electrical, and thermal material properties for common conductor materials, various types of plating, and insulating materials.
- Ability to size busbars using simulations and 1D joule heating calculations.
- Experience with the design and validation of electrical interfaces, joints, and connection methods.
- Knowledge of pack architecture and battery sizing (series and parallel connections, nominal energy, power, etc.).
Locations
Wixom, MI, Georgetown, TX, or San Carlos, CA
$135,000-$160,000 with final salary determined by experience and level. We’re hiring for multiple positions and will align compensation accordingly.
Physical Demands and Work Environment
The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this position. Reasonable accommodations may be made to enable individuals with disabilities to perform the functions.
Working Conditions/Hours
Physical Demands – Office and Manufacturing Environment
While performing the duties of this position, the employee is regularly required to talk or hear. The employee frequently is required to use hands or fingers, handle, or feel objects, tools, or controls. The employee is required to stand; walk; sit; reach with hands and…
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