Sr. Battery Cell Engineer, Failure Analysis

Rivian • Tustin, CA

89d • $107,800 - $134,800

About The Position

Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what’s possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it for future generations.

Requirements

• MS degree in chemistry/chemical engineering/materials science with 5+ years of experience with hands-on testing of lithium-ion batteries (PhD preferred)
• Strong understanding about lithium ion batteries, cell components, and their interactions and failure modes
• Demonstrated experience on cell characterization and post mortem analysis
• Strong understanding about the principle of dQdV and dVdQ and their application in degradation and failure mode identification
• Excellent communication and time management skills
• Hands on experience in diverse characterization techniques including CT, ICP, XRD, SEM, TEM, FTIR, GCMS, EIS, GITT, CV, PITT, etc.

Nice To Haves

• Experience in data analysis tool such as Python, Minitab, JPM is a plus
• Familiar to CAN data
• Experience in cell design and manufacturing

Responsibilities

• Lead cell-related failure analysis and provide cell-related action guidance to cross functional teams
• Collaborate with cross functional teams to review manufacturing data and vehicle data and develop fishbone/fault tree analysis to identify if the issues relate to cell
• Conduct cell failure analysis through electrochemical and physical characterization techniques (non-destructive and destructive test methods), prepare report and communicate results
• Develop test matrix or new test techniques to validate and identify cell failure modes
• Collaborate with cross functional teams to develop diagnosis method/technique to detect cell issues or prevent them from happening in the field
• Work with cell supplier to propose cell design and/or process changes to improve cell quality
• May travel to cell suppliers, manufacturing plant or field to participate and perform root cause analysis that related to cell issues
• Develop SOP and train technicians and engineers

Benefits

• Robust medical/Rx, dental and vision insurance packages for full-time and part-time employees, their spouse or domestic partner, and children up to age 26
• Full Time Employee coverage is effective on the first day of employment

What This Job Offers

• Job Type: Part-time
• Career Level: Mid Level
• Education Level: Master's degree
• Number of Employees: 5,001-10,000 employees