Staff Battery Cell Test Engineer

About Rivian

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.

Responsibilities

• Execute lithium-ion battery cell tests including electrical, mechanical, and electrochemical testing.
• Define SOP, prioritize tests, track and communicate test status to different groups of cell engineers and scientists.
• Write test scripts and set up program to run tests automatically with different cyclers and chambers.
• Collaborate with data engineers to process data, maintain cell testing database and develop automated data post-processing and report generation scripts.
• Analyze and present test results to cell engineers and scientists and support cross functional teams with test report if needed.
• Contribute to automating the entire testing process from test requests to delivery of test results report.
• Work closely with test engineers and technicians to plan and execute long/medium/short-term priorities.
• Develop and implement lab KPIs, using scripts, to analyze lab operation and improve productivity.
• Design test fixture to improve testing capability and accuracy and extract representative and meaningful data.
• Collaborate with equipment vendors to source and integrate external systems to Rivian cell testing lab.
• Maintain lab space and equipment, perform equipment calibration and troubleshooting as needed.

Qualifications

• Must have:
  
  • MS degree in an engineering discipline with experience in testing of lithium-ion battery cells/packs.
  • 3 years of industry experience in battery cell testing, writing/validating test scripts, analyzing and presenting test results.
  • Good understanding of cell performances metrics and how to evaluate them with testing and other analysis.
  • Good understanding of electrochemical processes in various lithium-ion chemistries.
  • Experience in python and SQL database, capable to write scripts.
  • Excellent attention to detail and critical thinking.
  • Problem solving skills, outside of the box thinking and proactivity.
  • Desire to work in fast-paced environment and willing to make an extra effort to get the job done.
  • Passionate about research/work in lithium-ion batteries, especially for EV application.
  • Excellent communication and presentation skills.
  • Autonomous time management.
• Nice to have:
  
  • Familiar with CAN, module/pack testing.
  • Familiar with cell teardown, CT scan and other lithium-ion battery analysis methodologies and tools.

Pay Disclosure

Salary Range for California Based Candidates: $137,800.00 - $172,200.00 (actual compensation will be determined based on experience, location, and other factors permitted by law).

Benefits Summary: Rivian provides robust medical/Rx, dental and vision insurance packages for full-time employees, their spouse or domestic partner, and children up to age 26. Coverage is effective on the first day of employment

Equal Opportunity

Rivian is an equal opportunity employer and complies with all applicable federal, state, and local fair employment practices laws. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, ancestry, sex, sexual orientation, gender, gender expression, gender identity, genetic information or characteristics, physical or mental disability, marital/domestic partner status, age, military/veteran status, medical condition, or any other characteristic protected by law.

Rivian is committed to ensuring that our hiring process is accessible for persons with disabilities. If you have a disability or limitation, such as those covered by the Americans with Disabilities Act, that requires accommodations to assist you in the search and application process, please email us at

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Please note that we are currently not accepting applications from third party application services.

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