T

Tesla

Makes electric cars, robotaxis and grid batteries

Materials Engineer Intern - Cell Engineering

Process EngineeringUpdated on Nov 12
Internship · Spring 2027No salary listed

About the Job

Requirements

  • Currently pursuing a degree in Materials Science, Materials Engineering, Chemical Engineering, or a related field.
  • Be mechanically capable and willing to engage with equipment to conduct experimental operations.
  • Have prior experience in cathode and lithium-ion battery testing.
  • Demonstrate exceptional ability, a strong understanding of materials engineering fundamentals, and the ability to apply this understanding to challenging technical problems.
  • Have a strong understanding of electrochemistry and materials development.
  • Have experience with synthetic techniques used in developing materials for lithium-ion cells.
  • Have working knowledge of MATLAB or Python; Jupyter is a plus.
  • Have experience with lithium-ion battery research, design, manufacturing, or testing.
  • Be proficient in materials characterization tools and analysis, ideally involving polymeric composite materials.

Responsibilities

  • Develop and maintain numerical models to predict lithium-ion cell performance.
  • Develop and scale up cathode materials at laboratory scale, and assist with development and scale-up at pilot scale.
  • Serve as an on-the-ground technical point of contact for scaling and sustaining cathode production quality at the Austin manufacturing plant.
  • Coordinate cross-functional activities with cathode manufacturing, material characterization, and cell testing teams to improve process control and product quality.
  • Participate in developing, measuring, and producing new cathode active materials, and engineer or troubleshoot the processes and measurements used to produce these powders.
  • Conduct laboratory work and data analysis on active material technologies for vehicle and storage products.
  • Conceptualize materials processes and scale them up for battery material manufacture, including work with recycling and primary metals refining.
  • Support development and operation of pilot plants, translating laboratory data into actionable process information.
  • Contribute to battery performance testing and fundamental electrochemical analysis; help develop cell test plans, plan test resources, track test progress, and analyze and report testing results.
  • Develop fundamental understanding of lithium battery electrodes and support battery electrode fabrication and materials characterization.

Desired Qualifications

  • Experience solving ordinary and partial differential equations numerically using MATLAB, Python, or similar tools.
  • Ability to document and communicate model workflows, implementations, and simulation study results.
  • Experience with scoping studies, mass and energy balances, capital and operating expenditure estimates, equipment sizing, and process conceptualization.
  • A firm understanding of electrochemical processes.
  • Knowledge of Arbin and BioLogic battery cycler schedule creation and validation.
  • Experience with Python.
  • Quantifiable laboratory or pilot experience with tangible results.

About the Company

Tesla

Makes electric cars, robotaxis and grid batteries

Tesla makes electric cars and batteries that store power for homes and utilities, and it develops self-driving software and humanoid robots. In 2023, its Model Y became the first electric vehicle to rank as the world's best-selling car. Buyers order the Model 3 sedan, Model Y SUV, or Cybertruck pickup directly from Tesla instead of through dealers, and they charge on its Supercharger fast-charging network. It also sells Megapack and Powerwall batteries, runs a robotaxi service, and charges drivers a monthly fee for self-driving software that still needs their supervision. Tesla was founded in 2003, with Elon Musk as its lead early investor and a recognized co-founder, and it is based in Austin, Texas.

Company size
10,001+
Company stage
IPO
Headquarters
Austin, TX
Founded
2003

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