In this role at Rivian, you will provide technical guidance for mold-in-color, painted plastics, and finished materials. You will work closely with Product Development and Color Materials & Finishes (CMF) to ensure that design intent aligns with engineering feasibility. The position focuses on driving material selection, validation, and sustainability in the development of automotive components. You will also lead root cause analysis for production issues and collaborate with suppliers to enhance material quality.

• B.S. in Materials Science, Engineering, or a related field; Master's preferred.
• 5–7+ years of materials engineering experience, particularly in mold-in-color and painted plastics.
• Knowledge of decorative materials, polymeric films, textiles, composites, or natural fibers is a plus.
• Proven ability to manage multiple complex material projects and solve technical issues.
• Strong written and verbal communication skills across cross-functional teams.
• Proficiency with Google Workspace and ability to travel up to 10%.

• Partner with Product Development and CMF to drive material selection and prototyping.
• Author Rivian Materials Standards and Test Specifications.
• Lead materials R&D focused on sustainability and durability.
• Drive root cause analysis for material-related production issues.
• Provide material modeling data to support digital simulation and CAE workflows.
• Collaborate with Supplier Quality and Purchasing to evaluate and develop material suppliers.
• Apply a first-principles approach to technical challenges.

• Employees at Rivian are often offered comprehensive health, dental, and vision insurance, a 401(k) with company match, ESPP and potential RSU grants, performance bonuses, and generous time off including paid parental and sick leave. Perks can include 24/7 mental-health coaching and therapy, Hinge Health for Anthem enrollees, tuition assistance and professional development, plus on-site food and a wide range of employee discounts on items like computers, mobile phones, home loans, and pet care.