Senior Mechanical Design Engineer - Sensor Cleaning
zoox
Foster City, CA
Posted Aug 4, 2026
- Full-time
- Advanced Hardware Engineering
Job description
As a Mechanical Design Engineer on the Sensor Cleaning team, you will play a critical role in ensuring Zoox vehicles can operate safely and reliably in real-world environments. You will be responsible for developing, integrating, validating, and launching sensor cleaning systems that maintain the performance of cameras, lidars, and other perception sensors across a wide range of weather and contamination conditions. you will drive engineering solutions that ensure sensors remain within operational specifications, minimize contamination-related failures, reduce supply chain and manufacturing yield losses, improve vehicle availability, and support scalable deployment of Zoox autonomous vehicles. ### In This Role, You Will - Develop sensor cleaning components and systems to keep sensors free of contaminants. - Perform packaging studies, tolerance analysis, DFMEA, DFM/DFA, and reliability assessments. - Design and build mockups, proofs of concept, and functional prototypes - Develop and release CAD models, engineering drawings, and BOMs. - Support test engineering, sensor performance engineers, and validation teams in test design, failure analysis, and quality management - Collaborate with manufacturing engineers and quality engineer to ramp production processes and meet build objectives - Maintain BOMs, documenting and approving build processes, and supporting quality and cost engineering throughout the supply chain of the assemblies - Collaborate with suppliers to develop prototypes, resolve technical issues, and support manufacturing readiness. ### Qualifications - Prior experience with autonomous vehicle sensor cleaning systems is REQUIRED. - Mechanical Engineering or Mechatronic BS + 5 years or MS + 3 years of working experience within the automotive industry. - Strong mechanical design fundamentals including: - Plastic injection molded components - Sheet metal and machined parts - Tolerance stack-up analysis - Fluid systems and pneumatic systems - Thermal and heating system integration - Proficiency with 3D CAD tools (CATIA, NX, Creo, or SolidWorks). - Experience leading cross-functional teams to innovate and drive new ideas and solutions into products. - Experience with DV/PV testing, DFMEA, PFMEA, APQP, and PPAP processes. - Optical sensor/ADAS system experience is a bonus ### Bonus Qualifications - Prior experience in sensor cleaning is a plus - Experience in automotive sensors like cameras and LiDAR is a plus - Experience with fluid simulation and CFD tools for liquid or airflow analysis is a plus