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 We are looking for a Prototype CNC Machinist to program 5 Axis Mills and Lathes using advanced CAD/CAM software for precision manufacturing. This role involves analyzing designs, solving machining challenges, and producing high- quality components while ensuring efficiency. You’ll collaborate with engineers and production teams, set up and operate CNC machines, and maintain high quality standards. A strong background in CNC programming, proficiency in CAD/CAM tools, and a problem-solving mindset are essential. If you’re driven by innovation, teamwork, and the pursuit of excellence, we’d love to have you on our team! This role will be onsite 5 days a week at our Plymouth, MI location Responsibilities Review assigned Jira tickets to determine material, tooling, fixturing requirements with autonomy. Ability to sort through tasks using the Critical Path Method to complete assigned machining requests in the most optimal order to meet deadlines and increase machine uptime. Discuss with engineering teams the issues related to manufacturability or timing, provide Design for Manufacturing (DFM) feedback, modify in CAD submitted parts as discussed to ensure successful completion of task. Ability to quickly summarize part requirements, apply roughing toolpaths and get machine running in as little time as possible (often