Sr. Motor Lab Technician II

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 position will be based in the Carson, CA Rivian facility, requires you to work on-site and will report to the Lab Operation Manager. You'll be a key member of the product development team, bringing to production Rivian's next generation of Propulsion Electric Machines and Traction Inverters.

You'll be responsible for Electric Motor tear-downs, Builds, Test instrumentation. You'll be responsible for Dynamometer and Motor Lab maintenance, repair, test setups and operation of the high-speed electric machine dynamo meters. Responsibilities You'll be a key member of the product development team, bringing to production Rivian's next generation of Propulsion Electric Machines and Traction Inverters You'll be responsible for Dynamometer and Motor Lab maintenance, repair, test setups, and operation of the high-speed electric machine dynamo meters.

AVL/PUMA dyne experience preferred Support Dyne and Motor Lab Engineers in identifying potential improvements of test methods, practices, and work with a team of engineers on continuous improvement of electric drive systems Design and fabricate Dyne and Motor mechanical fixtures and setups Install, operate, and maintain laboratory test equipment and instrumentation Troubleshoot, root cause, document test data, and report results from lab tests Procure necessary tools, equipment, and components for the Dyne / Motor Lab Utilize standard tools such as drill motors, soldering irons, calipers, grinders, and multimeters with no direction Use instrumentation such as thermocouples, RTDs, strain gauges, accelerometers, pressure gauges, and flow meters Ability to use MS Word, Excel, and PowerPoint;

additionally, Google Workspace Perform occasional moderate lifting Maintain good housekeeping and safe practices Qualifications 6+ years of experience performing Dyne and Motor testing and fabricating special test equipment for automotive powertrain systems preferred Experience working with experimental products, components, and equipment where work duties follow established standards, specifications, and instructions Understanding and experience with AVL/PUMA Dyne systems, National Instruments Veri Stand or similar software to operate dynes Background in a Motor Lab or Engine Lab, operation and understanding of dynamo meters, motor mechanical designs, and electrical test equipment setups, testing, and processes Experience using basic machine shop equipment and processes High level of interpersonal and communication skills Work effectively with teams in a fast-paced development environment Willing to work flexible hours and passionate about getting jobs done Hands-on approach:
Proactively identifies and fills in gaps where needed Safety is the number one priority Pay Disclosure The salary range for this role is USD 37.42/hr - 46.77/hr for Southern California based applicants. This is the lowest to highest salary we in good faith believe we would pay for this role at the time of this posting. An employee's position within the salary range will be based on several factors, including, but not limited to, specific competencies, relevant education, qualifications, certifications, experience, skills, geographic location, shift, and organizational needs.

The successful candidate may be eligible for annual performance bonus and equity awards. We offer a comprehensive package of benefits for full-time and part-time employees, their spouse or domestic partner, and children up to age 26, including but not limited to paid vacation, paid sick leave, and a competitive portfolio of insurance benefits including life, medical, dental, vision, short-term disability insurance, and long-term disability insurance to eligible employees.

You may also have the opportunity to participate in Rivian's 401(k) Plan and Employee Stock Purchase Program if you meet certain eligibility requirements. Full-time employee coverage is effective on their first day of employment. Part-time employee coverage is effective the first of the month following 90 days of employment. More information about benefits is available at  You can apply for this role through  (or through inte if you are a current employee).

This job is not expected to be closed any sooner than May 30th, 2026. 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…