Senior Staff Mechanical Engineer

Staff Mechanical Engineer Stealth-mode healthcare robotics startup · San Francisco Bay Area · Full-timeWe're working exclusively with a well-funded, stealth-mode startup that's building a genuinely novel physical AI platform for healthcare - think precision robotics meeting real-world pharmacy automation at scale. They're on the way to completing their first major commercial contract and building toward significant production deployment.They're looking for a Staff Mechanical Engineer to own complex electromechanical system design end-to-end - from concept through to production release, in a role that reports directly to CTO/co-founder level.What you'll be doing: -Designing sophisticated mechanisms for high-speed, high-accuracy electromechanical systems with pharmaceutical-grade precision requirements -Leading DFx strategy and driving the transition from prototype to production at significant scale (4,000+ units/year) -Owning supplier and CM relationships, build-to-print documentation, and cost-reduction initiatives -Establishing test and validation protocols, FMEA, and reliability programmes for mission-critical field deploymentWhat they're looking for: -15+ years hands-on mechanical / mechatronic engineering -Proven experience taking products from concept to production release -Deep DFM knowledge across machining, sheet metal, injection moulding, and die casting -Advanced SolidWorks or Creo; strong master modelling practice -Experience integrating mechanical systems with electronics, controls, and software -Comfort in early-stage startup environments - bias toward action, low egoOffer: -Competitive base salary · Meaningful early stage equity · Full benefits (health, dental, vision, 401k) -Hybrid working with Bay Area office presencePortfolios and project examples strongly encouraged - degrees less so.