Sr. Power Electronics Mechanical Engineer



Job Description

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

This is an exciting power electronics mechanical design role housed within our Electric Power Conversion Product Development team! The successful candidate will cover suppleir management, root cause analysis, BOM management, and support other activities for product launch.


  • Design and Release mechanical components for power electronics using the ENOVIA system.
    • Create 3D models and 2D prints.
    • Generate and maintain top-level assembly BOM.
    • Components include die-cast, plastic injection molding parts, busbars, sheet metal, harnesses, and seals
    • Ensure all relevant component attributes are captured and accurate.
    • Execute engineering releases for mechanical components.
    • Lead required component design changes to ensure they are properly implemented in the production line.
  • Support product launch and ramp-ups at production plants.
    • Travel to plants and work with series engineers and production line team
    • Assist with the design of mechanical test fixtures as needed.
    • Troubleshoot and help root cause issues that occur in the production line.
    • Generate key component assembly instruction manuals.
  • Resolve design related issues, RC tickets.
    • Work on problem issues, root cause analysis, resolutions, and implementation of resolutions with cross functional team members.
  • Active participant in supplier weekly meetings.
    • Engage with sourced suppliers to close open items in a timely manner.
    • Actively communicate with Supply Chain and Supplier Quality groups to address and close out relevant action items.
  • Assist with generating vital technical documents for the mechanical team.
    • Documents include technical component specifications, prototype test plan, statement of work for sourcing components, and assembly instruction manuals. 
  • Participate in the creation of DFMEAs and DV test plans for power electronics components.


  • Bachelor’s degree in mechanical engineering or related engineering field.
  • Minimum 3 years of professional experience as an engineer working in Power Electronics assemblies.
  • Experience interfacing and managing external suppliers.
  • Knowledge of CATIA V5 or V6 software including part design and assembly design workbenches.
  • Experience with fundamental design practices of die casting, sheet metal, high voltage busbars, LV harnesses, seals, and injection molding.
  • Knowledge of GD&T per ASME Y14.5.
  • Ability to understand electrical and mechanical drawings.
  • Understanding and knowledge of ENOVIA Product Lifecycle Management system.
  • Proficient with Microsoft office tools such as Word, Excel, PowerPoint, Outlook, Project, Visio.
  • Experience working in the automotive industry and startup environment preferred.
  • The expected travel for this role is ~25%.

Pay Disclosure

  • Salary Range/Hourly Rate for California Based Applicants: $121,000 - $139,000 (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

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.

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