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: $107,800.00 - $134,800.00 (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, and Rivian covers most of the premiums. 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 candidateaccommodations@rivian.com. Candidate Data Privacy Rivian may collect, use and disclose your personal information or personal data (within the meaning of the applicable data protection laws) when you apply for employment and/or participate in our recruitment processes (“Candidate Personal Data”). This data includes contact, demographic, communications, educational, professional, employment, social media/website, network/device, recruiting system usage/interaction, security and preference information. Rivian may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out, analyzing and improving our application and recruitment process, including assessing you and your application and conducting employment, background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal, regulatory and corporate governance obligations; (v) recordkeeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law. Rivian may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our People Team, Finance, Legal, and the team(s) with the position(s) for which you are applying; (ii) Rivian affiliates; and (iii) Rivian’s service providers, including providers of background checks, staffing services, and cloud services. Rivian may transfer or store internationally your Candidate Personal Data, including to or in the United States, Canada, the United Kingdom, and the European Union and in the cloud, and this data may be subject to the laws and accessible to the courts, law enforcement and national security authorities of such jurisdictions. Please note that we are currently not accepting applications from third party application services.