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. Role Summary As a Sr Battery Test Engineer, you will be a key contributor to the battery test team in Normal, IL driving and executing the testing of current and next generation high voltage battery systems. In this role you will interface closely with validation/design engineers to design and execute test plans and schedules. You will work in a state-of-the-art battery lab where you will use your creativity to design and execute test methods. This role will support BMS Testing and will help plan and execute them working closely with different team across Rivian. This role will be located at our Normal, IL battery test facility and reports directly to the battery test manager. Responsibilities Be the technical lead and provide direction to lab personnel (both in house and external) in setting up and executing tests on Li-Ion battery systems (electrical, thermal, humidity, internal protection, corrosion, etc...) Support in house BMS testing for the different current and future battery programs. Initiate the design of tests and validation assessments and drive the development of detailed test outlines and test methods for High Voltage battery systems and battery pack components. Execute and maintain the testing on high voltage battery systems using approved procedures and test plans. Provide detailed data analytics from data collected during testing. Provide feedback related to battery failure modes discovered during testing to Validation Engineers, Design Engineers, and Manufacturing Engineers. Speak up for safety issues and read across activities for actions and closures. Participate in Bill of Design assessments, CTS, DFMEA, PFMEA, DVP&R, CTR, etc.… Support technical root cause analysis and resolution of issues found during testing. Support hardware integration related to interfacing hardware and connection issues. Design and modify fixtures and instrumentation for battery testing. Develop, maintain, and enhance technical memory documents, templates, and tracking of BoD, BoM, CTS, CTR, DFMEA, ADV Toolbox, Drawing Templates, and Lessons Learned Qualifications 4-year degree in electrical engineering, systems engineering, or industrial technology, or closely related subject Minimum 4 years automotive or battery experience in related field Experience with High Voltage Battery Testing, including battery cycling and electrical/thermal performance specially around Li-Ion based chemistries. Expertise in BMS Testing preferred Expertise with automotive test tools such as Vector CANalyzer, CANoe, CANape, ECU-Test, Vehicle SPI preferred. Experience working with battery cycling test equipment (NHR, Lynx) Understanding of high voltage, stored energy, FMVSS and battery safety Expertise in instrumentation (Thermocouples, RTDs, Strain Gauges, Accelerometers, Pressure Gauges, Flow Meters, Data Loggers) Expertise on consolidating large quantities of data to analyze and interpret test results. Strong interpersonal and communication skills. Ability to work effectively in a team-oriented environment.  Proficient in Microsoft Word, Excel, and basic software scripting abilities High energy and self-motivated ~20% Domestic and/or International Travel 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 see our Candidate Data Privacy Notice for more information. Please note that we are currently not accepting applications from third party application services. To any candidates interested in a position with Rivian, please be aware of recruiting phishing scams impersonating Rivian. As a general practice, Rivian recruiting does not conduct interviews or communicate with candidates over Microsoft Teams. Please visit Rivian’s Careers page for career opportunities at Rivian. If you believe you may have been a victim of identity theft because of the phishing scam impersonating Rivian, please go to www.IdentityTheft.gov where you can report and recover from identity theft. For more information about recommended computer security practices, please go to resources on the FTC’s consumer information site where you can learn how to protect yourselves online and avoid phishing attacks.