Propulsion Unit Manufacturing Engineer

OverviewJoby Aviation is seeking a passionate Propulsion Assembly Manufacturing Engineer to join our Electric Propulsion Manufacturing Engineering Team in San Carlos, CA. The Propulsion Assembly Manufacturing Engineer will​ participate in new product introduction and ramp-up of Joby aircraft powertrains through implementation of manufacturing equipment and new processes, and working closely with cross-functional teams. This individual must be organized and self-driven while possessing an understanding of manufacturing scale-up, mechanical & electrical fundamentals, equipment and quality systems. This position is exciting and rewarding, as the Propulsion Assembly Manufacturing Engineer will see their ideas influence many key areas at Joby Aviation due to the fast-paced environment.ResponsibilitiesPartner with Design, Quality, Test, and Equipment Engineering to develop world-class propulsion assembly manufacturing processes — driving higher quality, at quantity, and on-time equipment readiness at every build phaseDesign, build, and implement custom manufacturing fixtures and tooling to support propulsion assembly, test, and validation — ensuring robust process control, repeatability, and operator ergonomics from prototype through volume productionParticipate in design and drawing reviews, ensuring implementation of DFA/DFM best practices during all stages of product developmentDrive cross-functional execution with a “one-team” mindset to deliver step-change improvements in safety, quality, throughput, and ergonomics from prototype through ramp to volume productionLead the equipment selection and process development for the bring-up, qualification, and deployment of advanced manufacturing processes like dyno testing and coolant fillingAuthor and release high-clarity manufacturing procedures — then drive successful adoption on the production line to ensure flawless build execution at scaleRequiredBachelor’s degree in Mechanical Engineering or a related field, with 2+ years of relevant industry experienceSolid foundation in mechanical engineering principles and practicesHands-on experience in manufacturing process development and execution of process validation activitiesFamiliarity with precision assembly processes, equipment and standardsDetail-oriented, strong problem-solving abilities and a collaborative mindset, with a history of solving technical challenges in a cross-functional team and a fast-paced environmentProficient in GD&T per ASME Y14.5 for tolerance stack-up analysisFamiliarity with DFM/DFA best practices and their practical applicationDesiredExperience in manufacturing in a regulated environment such as 14 CFR Part 21, ISO9001, ISO 13485, TS16949, or equivalentExperience with precision and/or electro-mechanical assembly, or powertrain assemblyUnderstanding of SPC (statistical process control) methods and techniques and their practical applicationCompensation at Joby is a combination of base pay and Restricted Stock Units (RSUs). The target base pay for this position is $98,400 - $164,700/yr. The compensation package will be determined by job-related knowledge, skills, and experience.Joby also offers a comprehensive benefits package, including paid time off, healthcare benefits, a 401(k) plan with a company match, an employee stock purchase plan (ESPP), short-term and long-term disability coverage, life insurance, and more.Additional InformationJoby Aviation is an equal opportunity employer. Job SummaryID: 2026-4952Category: Powertrain & Electronics, ManufacturingType: Regular Full-Time