Mechanical Engineer

ABOUT THE ROLE Join a Series A industrial recycling technology company to design and build the mechanical systems behind advanced metal sorting equipment. This hands-on role spans mechanical design, fabrication, installation, and commissioning in demanding industrial environments. WHAT YOU'LL DO - Design singulation, conveyance, and material handling systems to deliver scrap to sensors at precise positions and speeds. - Own machine frames, enclosures, guarding, and sensor mounting, maintaining optical alignment in vibrating and harsh conditions. - Manage tolerance stack-ups, GD&T, design for manufacturing, and fabrication drawing packages while coordinating with vendors and machine shops. - Lead equipment installation, commissioning, testing, and field improvements. - Develop throughput and uptime models, facility layouts, line balancing plans, and maintenance access strategies. WHAT WE'RE LOOKING FOR - Three to seven years of hands-on mechanical engineering experience in complex hardware, automation, robotics, aerospace, semiconductors, or a related field. - A bachelor's degree in mechanical engineering or a related discipline. - Experience owning mechanical or electromechanical systems from design through build, testing, and commissioning, including on-site installation work and equipment travel. - Proficiency with CAD, SolidWorks, GD&T, and released drawing packages. - Familiarity with material handling, servo and pneumatic actuation, PLCs, FMEA, structural or vibration analysis, and tolerance stack-ups. - Experience building and iterating hardware in factory, lab, or field settings, and coordinating vendors or machine shops. COMPENSATION & BENEFITS Base salary: $135,000 to $190,000 annually. Visa sponsorship is available. LOCATION On-site in San Francisco, California, United States.