Battery Manufacturing Technician

1 week ago

San Leandro, CA, United States Coreshell Technologies, Inc. Full time

Position: Battery Manufacturing Technician - Cell Assembly

Reports To: Senior Battery Engineer
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 50% 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 construction, manufacturing, and/or R&D lab experience and programming/coding skills to carry out electrode fabrication, cell assembly, electrochemical testing, and data analysis

Core Responsibilities:

  • Coat and calendar Coreshell's 60Ah-scale electrode rolls following strict specifications.
  • Operate complex electrode fabrication machinery on the Pilot Line. Must be comfortable performing some manual tasks such as lifting weights no heavier than 25kg.
  • Characterize electrode features and defects using materials analytical techniques such as SEM/EDX, adhesion testing, resistance measurements, etc..
  • Clean equipment and tools after electrode production runs in a timely manner.
  • Record parameters used and observed in cell/electrode fabrication processes in runsheets.
  • With the assistance of the Manufacturing team, characterize cells and battery materials, using both electrochemical methods & materials analytical techniques.
  • Report inventory of manufacturing consumables.
  • Follow and maintain standard operating procedures (SOPs).
  • Comfortable performing manual tasks requiring precision and dexterity.
Required experience:
  • Background in cell assembly or R&D lab work is required. Experience working in controlled-atmosphere dry rooms is preferred.
  • Background in fabrication of lithium-ion batteries is a plus.
  • Highly self-driven, detail-oriented candidate with a history of problem solving and an ability to wear many hats.
  • Familiarity with chemistry lab safety protocols. Demonstrated commitment to maintaining safe, tidy, and organized work areas.
  • Previous experience performing electrical tests, as well as chemistry and materials analytical instruments, is preferred.

Required Qualifications: 2+ years of experience in the battery industry OR a B.S. degree or equivalent in Chemistry, Materials Science, Engineering, or similarly relevant field.

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.

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