Battery Technician - Cell Development - Coreshell Technologies - Career Page Skip To Job Description View All Jobs View Our Website Thanks for visiting our Career Page. Please review our open positions and apply to the positions that match your
qualifications. Battery Technician - Cell Development San Leandro, CA Full Time Entry Level Share 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: The Battery Lab Technician plays a critical hands-on role in Coreshell’s cell development program. You will be responsible for the 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. Core
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 Required Experience: 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. Required
Qualifications: A Bachelor’s degree in Chemistry, Materials Science, Chemical Engineering, or a closely related field is preferred. Candidates with an Associate’s degree or equivalent technical training combined with directly relevant laboratory experience will also be considered. Additional: This role requires sustained work in a laboratory environment involving chemicals, solvents, and battery materials. Proper PPE and safety procedures must be followed at all times. Some weekend or extended-hours work may be required to support ongoing test programs. Location &
Benefits: San Leandro, CA. Full-time. $30-35/hour. Salary and equity options dependent on experience. Dental, vision, healthcare and 401(k)
benefits are included. Applications will be screened as received. 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. Share Apply Apply for this position Required * First Name * Last Name * Email Address * Phone * Address Resume * We've received your resume. Click here to update it. Attach resume or Paste resume Attach resume as .pdf, .doc, .docx, .odt, .txt, or .rtf (limit 5MB) or Paste resume Paste your resume here or Attach resume file Are you legally authorized to work in the United States for any employer? * -- No answer -- Yes No Will you now or will you in the future require employment visa sponsorship? * -- No answer -- No, I do not require employment visa sponsorship Yes, I will need employment visa sponsorship in the future The following questions are entirely optional. To comply with government Equal Employment Opportunity and/or Affirmative Action reporting regulations, we are requesting (but NOT requiring) that you enter this personal data. This information will not be used in connection with any employment decisions, and will be used solely as permitted by state and federal law. Your voluntary cooperation would be appreciated. Learn more . Gender Decline to answer Female Male Race/Ethnicity Decline to answer Hispanic or Latino White, not Hispanic or Latino Black or African-American, not Hispanic or Latino Asian, not Hispanic or Latino Native Hawaiian or Other Pacific Islander, not Hispanic or Latino American Indian or Alaskan Native, not Hispanic or Latino Two or More Races, not Hispanic or Latino MENA (Middle Eastern and North African) Invitation for Job Applicants to Self-Identify as a U.S. Veteran A “disabled veteran” is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to
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