What are the responsibilities and job description for the Battery Cell Assembly & Testing Technician position at Entrada Ventures?
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Battery Cell Assembly & Testing Technician
Coreshell Technologies
San Leandro, CA, USA
USD 30-35 / hour Equity
Posted on Jul 17, 2026
Apply now
Coreshell's metallurgical Silicon anode technology delivers high capacity, fast-charging, and superior safety. Our low-cost Silicon-dominant batteries have higher energy density, superior intrinsic thermal safety, and significantly lower cost/kWh compared to current LIBs. Coreshell's Si anode material is lower than the cost of graphite and utilizes the largest abundant critical mineral supply in the US and Europe. We strive to transform the global energy and transportation market by enabling cost effective and secure domestic battery supply.
Position: We are looking for a Technician to assemble battery cells on Coreshell’s Pilot Line, operating manufacturing and testing equipment. The ideal candidate is hands-on and comfortable working in a fast-paced development environment.
Core Responsibilities
Target start date: May/June 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.
Apply now
See more open positions at Coreshell Technologies
jobs
139
Explore
companies
29
Join talent network
Talent
Battery Cell Assembly & Testing Technician
Coreshell Technologies
San Leandro, CA, USA
USD 30-35 / hour Equity
Posted on Jul 17, 2026
Apply now
Coreshell's metallurgical Silicon anode technology delivers high capacity, fast-charging, and superior safety. Our low-cost Silicon-dominant batteries have higher energy density, superior intrinsic thermal safety, and significantly lower cost/kWh compared to current LIBs. Coreshell's Si anode material is lower than the cost of graphite and utilizes the largest abundant critical mineral supply in the US and Europe. We strive to transform the global energy and transportation market by enabling cost effective and secure domestic battery supply.
Position: We are looking for a Technician to assemble battery cells on Coreshell’s Pilot Line, operating manufacturing and testing equipment. The ideal candidate is hands-on and comfortable working in a fast-paced development environment.
Core Responsibilities
- Execute pilot line manufacturing processes including: electrode handling, stacking, tab welding, electrolyte filling, vacuum sealing, and formation preparation.
- Follow, maintain, and create standard operating procedures (SOPs). Collaborate with multiple technical team members to ensure best practices are followed.
- Troubleshoot large machinery and electrical equipment. Optimize operations to reduce downtimes.
- Maintain dry room protocols and uphold lab safety protocols.
- Adhere to quality standards and documentation requirements, contributing and developing improvements to obtain the highest quality product.
- Maintain organized production records and traceability documentation. Create new documentation pathways to bolster production throughput.
- Associate’s or Bachelor’s Degree in a science related field.
- 2 years of experience in battery assembly, manufacturing, or lab operations preferred
- Ability to follow detailed manufacturing procedures and engineering instructions. Willingness to contribute to process improvements.
- Familiarity with chemistry lab safety protocols.
- Ability to stand for extended periods.
- Ability to lift up to 25 lbs occasionally.
- Manual dexterity for handling small components and tools.
- Ability to wear PPE including gloves, safety glasses, and respirators if required.
Target start date: May/June 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.
Apply now
See more open positions at Coreshell Technologies
Salary : $30 - $35