Battery Technician - Cell Development

Coreshell Technologies•San Leandro, CA

6d•$30 - $35•Onsite

About The Position

The Battery Technician - Cell Development plays a critical hands-on role in Coreshell’s cell development program. You will be responsible for the hands-on, day-to-day fabrication of developmental electrodes and cells, as well as executing electrochemical testing programs that generate the data our scientists need to advance next-generation battery chemistries. This is a highly collaborative, lab-intensive role suited for a technically skilled individual who takes pride in precision and consistency.

Requirements

1-3 years of hands-on experience in a battery, electrochemistry, or materials laboratory (internship experience considered).
Demonstrated proficiency in electrode coating, calendering, and cell assembly (coin cell, pouch cell, or cylindrical).
Familiarity with battery cyclers (Arbin, Maccor, BioLogic, or similar) and basic test setup.
Comfortable working in dry-room and glovebox environments with air-sensitive materials.
Strong attention to detail, organizational skills, and commitment to data integrity.
Ability to follow detailed written procedures and contribute to procedure development.
Knowledge of laboratory safety practices including chemical handling, PPE requirements, and emergency procedures.

Responsibilities

Fabricate developmental electrodes: prepare slurries, coat electrodes using drawdown and slot-die coaters, calender to target density, and cut, weigh, and inspect electrodes to meet dimensional and mass-loading specifications.
Assemble coin cells, pouch cells, and small-format cylindrical cells in dry-room and glovebox environments, including safe preparation and handling of liquid electrolytes.
Set up, run, and monitor electrochemical test programs on battery cyclers.
Maintain laboratory equipment and environments and manage consumable inventory.
Maintain accurate laboratory notebooks and records; follow all chemical hygiene, PPE, and safety protocols and keep lab spaces clean and organized