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Jobs · Engineering · California

Internship, Cell Qualification, Cell Engineering (Winter/Spring 2027)

Tesla · Palo Alto, CA · 2 mo ago
On-siteEngineering$20–$50/hrInternship

This position is expected to start around January 2027 and continue through the entire Spring term (ending approximately May 2027 or later, if available). We ask for a minimum of 12 weeks, full-time (40 hours/week) and on-site. Our internship program is for students who are actively enrolled in an academic program. International students: if your work authorization is through CPT, please consult your school on your ability to work 40 hours per week before applying.

About the role

The Cell Qualification team develops test methods to characterize and qualify cell designs for all Tesla products. Our mission is to help Tesla make the best cell technology decisions rapidly and with confidence. This position will collaborate with various teams within Cell Engineering to understand test lab operations and help optimize them. A successful candidate will apply first-principles thinking to improve the framework that is used to qualify every cell design, and knowledge of software tools to help implement it. We are looking for a self-motivated candidate with an interest in battery technology, and who thrives in a fast-paced environment.

Multiple locations possible: Palo Alto, CA; San Diego, CA.

Responsibilities

  • Collaborate with cross-functional teams to understand testing requirements and timelines
  • Design and implement test profile for targeted cell requirements with first-principle understanding of battery behavior and fleet representativeness
  • Implement data parser for automatic data analysis and establish data pipelines to link the designed test to database
  • Participate in team meetings, seek feedback, and gain hands-on experience in full-stack development and the project management lifecycle
  • Quantify error for test, determine methods to reduce this error, and implement these methods in our standard operating procedure
  • Work closely with technicians to reduce complexity of testing procedures while maintaining or improving accuracy and precision of the measurement
  • Hands-on lab testing
  • Analyze electrochemical data to determine measurement accuracy and precision
  • Work closely with modeling team to provide testing framework and results that can be consumed by and compared to existing model
  • Create a script in Python that can take in image files and output key test metrics

Requirements

  • Currently pursuing a degree in Chemistry, Materials Science and Engineering, Nano Engineering, Chemical Engineering, Electrical Engineering, Mechatronics, Computer Science, Data Science, or a related field
  • Programming experience with Python
  • Experience writing Python scripts for data processing and analysis
  • Experience with designing/prototyping/testing lab equipment, and PCB design
  • Direct experience working with Li-ion batteries
  • Previous internship experience in an R&D environment (or equivalent)
  • Significant, demonstrated technical contributions towards past projects
  • First principles understanding of engineering concepts with relevant project/research experience
  • Excellent communication skills, both verbal and written
  • Ability to work independently on multiple projects with complex requirements

Benefits

  • Medical plans with $0 payroll deduction
  • Family-building, fertility, adoption and surrogacy benefits
  • Dental (including orthodontic coverage) and vision plans with an option for $0 payroll contribution
  • Company-paid Health Savings Account (HSA) contribution when enrolled in the High Deductible Medical Plan with HSA
  • Healthcare and Dependent Care Flexible Spending Accounts (FSA)
  • 401(k), Employee Stock Purchase Plans, and other financial benefits
  • Company-paid basic life, AD&D, and short-term disability insurance (90-day waiting period)
  • Employee Assistance Program
  • Sick and vacation time (flex time for salary positions), and paid holidays
  • Back-up childcare and parenting support resources
  • Voluntary benefits including critical illness, hospital indemnity, accident insurance, theft & legal services, and pet insurance
  • Commuter benefits
  • Employee discounts and perks program

Pay

Expected compensation: $20.00 - $50.00/hour + benefits. Pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, and experience.

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