This is an opportunity to work in Tesla's Cell Qualification R&D group, which is responsible for electrical testing, mechanical testing, and electrochemical characterization of Li-ion batteries within test labs. The candidate will work alongside a diverse team of technicians, engineers and scientists (R&D, Quality and Applications) to develop and implement battery performance characterization, cycle life and calendar life tests. The position will cover all aspects of battery testing including: test plan development, test resource scheduling, data collection, interpretation and communication of test results, upkeep of database, and procurement, installation, maintenance and calibration of testequipment.

• Develop, plan and execute Li-ion cell testing using cell cycling equipment, thermal chambers, specialized temperature control fixtures and circulators
• Write test plans, propose design of experiment, document test setup and instrumentation, collect, analyze and summarize results in test reports
• Support the design, build and assembly of test fixtures for battery testing
• Perform cell level destructive physical analysis and other analytical techniques to analyze mechanisms of energy and power loss in lithium-ion cells
• Participate in development of internal lab processes and implement test lab best practices
• Implement validation method to ensure the highest possible data integrity from the lab and support data management system expansion
• Identify and troubleshoot test, equipment and setup as needed
• Schedule and perform routine maintenance of testing equipment
• Train and mentor technicians in the operation and upkeep of test equipment and lab processes
• Be a member of a cross functional product development team to help determine the ideal cell chemistry and design for all Tesla products

• Familiarity with Lithium-based battery technologies and their degradation mechanisms
• Experience working with common cell cycling hardware (Arbin, Maccor, Neware, Bio-logic, PEC, Bitrode, AV, Gamry)
• Proficiency in Matlab/python and /or other data analysis and visualization tools
• Experience with database (SQL)
• Knowledge of standard electronics tools including DC meters, power supplies, oscilloscopes
• Proven ability to work independently under high pressure and comfortable with working in a multifaceted hands-on environment
• Exhibit outstanding attention to details