Sr. Validation Technician III

About Rivian Rivianis 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 In this position, you will be supporting the setup and validation testing of high voltage components, such as inverters and on-board chargers. This includes testing these components using internally designed stations, chillers, chambers, vibration tables, and various instrumentation and sensors. Other responsibilities include performing basic fabrication tasks for mechanical and electrical equipment to ensure optimal testing conditions. Responsibilities Set up and run development and validation tests (thermal, vibration, humidity, corrosion, electrical performance) on High Voltage Power Electronics Document test results and provide test reports Support the technical root cause and resolution of issues found during testing Select and install instrumentation needed to collect response data from the test item during testing (accelerometers, strain gauges, pressure gauges, thermocouples, voltage sense leads, etc.) Utilize standard test equipment such as power supplies, oscilloscopes, multimeters, and flowmeters with no direction Fabricate special test equipment, such as harnesses and cooling carts, to support validation testing Support the design and fabrication of simple mechanical fixtures, jigs, and harnesses Ability to use MS Word, Excel, PowerPoint, and Visio Qualifications Technical degree in electronics or mechanics preferred. 8+ years of experience with environmental validation testing 6+ years of experience fabricating special electronic test equipment and test harnesses. Experience working with high voltage and an understanding of high voltage safety practices. Experience using common machine shop equipment preferred. Soldering skill preferred. Understand how to read electrical schematics and use manufacturers’ product data sheets. High level of interpersonal and communication skills. Ability to work in a fast-paced development environment. Willing to work flexible hours and passionate about getting jobs done. Ability to support testing at outside testing facilities. Hands‑on approach: Proactively identifies and fills in gaps where needed. Pay Disclosure The salary range for this role is USD 47.33/hr - 59.16/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 rivianbenefits.com. You can apply for this role through careers.rivian.com (or through internal-careers-rivian.icims.com if you are a current employee). This job is not expected to be closed any sooner than February 6, 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 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 View email address on click.appcast.io. 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) record‑keeping; (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. #J-18808-Ljbffr Rivian