Battery Technician - Front End

Coreshell's metallurgical Silicon anode technology delivers high capacity, fast-charging, and superior safety. Our low-cost liquid-phase nano-coating addresses critical electrode-surface degradation issues and enables batteries with a Silicon-dominant anode that have higher energy density, superior intrinsic thermal safety, and significantly lower cost/kWh compared to current LIBs. Our Si anode material is lower than the cost of graphite and 100% domestically sourced. We strive to transform the global automotive market by enabling low-cost and long-range EVs as a first step towards net-zero sustainability in the near future.

Position: We are looking for a Battery Manufacturing Technician with battery prototype production, manufacturing, and/or R&D lab experience to join the slurry production team on Coreshell’s Pilot Line. The ideal candidate is detail-oriented and can take initiatives to troubleshoot problems. Flexibility to start the work day before 8am twice a week is preferred.

Core Responsibilities:

• Mix 50L-scale slurries using Pilot Line scale machinery. Must be comfortable performing some manual tasks such as lifting weights no heavier than 25kg, Must be comfortable with use of respirators and working with hazardous chemicals.
• Perform routine quality control tests using various material characterization tools.
• Clean mixing equipment and tools after slurry production runs in a timely manner.
• Manage inventory of manufacturing consumables.
• Maintain safe, tidy, and organized work areas.
• Follow and maintain standard operating procedures (SOPs).
• Perform guided experiments to define optimal process parameters for cell performance and processing capabilities.

Required Qualifications and Experience:

• Background in manufacturing work is required. Experience working in Li-ion battery fabrication and/or mixing processes is a plus.
• Previous experience in laboratory work is preferred.
• Familiarity with chemistry lab safety protocols. 

Location & Benefits: Location & Benefits: San Leandro, CA. Full-time. Hourly rate is $30-35 per hour with additional stock incentives dependent on experience. Dental, vision, healthcare and 401(k) benefits are included. Applications will be screened as received.

Target start date: May 2026

Coreshell Technologies is an equal opportunity employer and does not discriminate on the basis of race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), national origin, ancestry, age, disability, genetic information, military or veteran status, marital status, or any other protected status under California law.  

Applicants requiring reasonable accommodation during the application or interview process should notify the recruiting team.