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. 


  • Join a team to develop next generation solid-state battery cells for Rivian! 
  • Own one or multiple cell assembly processes within the cell engineering team including precision stacking, lamination, Ultrasonic welding, Laser welding, Electrolyte filling. 
  • Define manufacturing strategies for R&D, pilot and mass production volume production with several order of magnitudes improvement 
  • Drive design for manufacturing by developing a deep understanding of cell design & process limitations. 
  • Investigate alternate processes to enable novel cell designs that unlock industry leading performance & drive down cost. 
  • Explore process techniques to establish novel approaches to improve assembly efficiency while maintaining product quality  
  • Work with external and internal materials and equipment suppliers to create a robust manufacturable process  
  • Develop process and equipment specifications, assess vendor capabilities and make sourcing recommendations based on data   
  • Solve technically complex problems using fundamental, data driven methodologies  
  • Determine process capability for assembly processes; identify and troubleshoot process-related issues. 
  • Develop and manage PFMEA risk assessments to prioritize process improvement projects. 
  • Perform process improvements projects to reduce manufacturing cost, improve cell quality and performance. 
  • Optimize process flow, reduce process/product variability, improve process capability. 
  • Drive a multi-functional team to solve cross-process problems using first principle and data driven methodologies. 


  • MSc./PhD in mechanical engineering, or materials science with more than 3+ years working on lithium-ion batteries or related technology development with a proven track record of innovation 
  • Experience with roll-to-roll lamination processes, desirably on cell manufacturing equipment 
  • Solid state assembly process & equipment development experience a plus. 
  • Expertise in any one of the cell assembly processes including precision stacking, lamination, Ultrasonic welding, Laser welding, Electrolyte filling  
  • Familiarity troubleshooting high speed vision based pick & place processes 
  • Knowledge of Statistical Process Control (SPC), 6-Sigma, design of experiments (DOE) and statistical analysis software (e.g. JMP, Minitab). 
  • Prior experience in scaling up new manufacturing processes from lab/pilot to production scale.  
  • Prior experience in process development, improvemernt and control in pilot/mass-production environment. 
  • Critical problem-solving skills: ability to ask the right people the right questions at the right time in the right way. 
  • Detail oriented: ability to become a subject matter expert to make informed decisions. 
  • Curiosity: demonstrate level of interest that enables inventiveness 
  • Execution: demonstrate that follow through is given as much attention as problem solving 
  • Capable of working as a member of a team across several cross functional disciplines, including product design, quality, construction, production, supply chain, controls, external vendors, etc. 
  • Able to work under pressure while managing competing demands and tight deadlines of multiple simultaneous projects and challenges. 
  • Strong problem-solving skills and aptitude for learning quickly. 
  • Ability to travel both domestically and internationally as required. 



Department: Cell Engineering 

Location: Palo Alto, CA 

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 accessibility@rivian.com.


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