Mechanical Engineering Senior

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 role, you will collaborate with the Electric Machine Mechanical Design Team to develop current and next-generation electric motors for Rivian’s Electric Adventure Vehicles. Responsibilities Design sub-systems and components for various electric drive units, including wound field motor, permanent magnet motor, and motor mechanical structural components.
Generate & revise detailed 3D CAD models and 2D drawings of electro-mechanical designs at a component and motor sub-system level using CATIA V6.
Develop detailed work instructions, assembly guidance, and related documentation.
Collaborate and manage suppliers with DFM, DFA, and open issues lists to ensure on-time delivery of parts and quality conformance according to the acceptance criteria.
Design of related assembly tooling and fixtures for early prototype development and testing.
Ensure timely completion of project deliverables, including designs, drawings, analyses, and other documentation as required.
Lead and support developmental activities of various laboratory work from assembly builds to test and validation with a hands‑on approach.
Ability to travel to suppliers and Rivian manufacturing plants to support with experimental studies, root cause identification, and resolution.
Support root cause analysis studies to identify issue origin, determine appropriate containment plan, and permanent resolution for the issue.
Qualifications 5+ years of experience in mechanical design of complex systems and components, in a fast‑paced environment.
Formal education in Mechanical Engineering or a similar discipline; Proficiency with 3D CAD modeling; CATIA V6 experience preferred.
Professional experience with application of GD&T (ASME Y14.5), conducting stack‑up analyses (linear & radial), and determining realistic tolerancing limits based on material and manufacturing methods
Knowledge of rapid prototyping, high-volume manufacturing processes, materials selection, and supply chain.
Hands‑on experience with lab tools, equipment, and measurement tools.
Strong engineering fundamentals in the areas of materials, mechanics, dynamics, design for manufacturability, tolerancing, and high precision metrology.
Experience with leading root cause analysis efforts, determining effective containment actions.
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. Company Statements 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 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; (vi) ensuring network and information security and preventing fraud; 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; (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 be 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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