Senior Mechanical Engineer – Power Electronics Packaging

RIVR, now part of Amazon, is a robotics firm that originated as an ETH Zurich spin‑off in 2024 and focuses on Physical AI for doorstep delivery. The company builds wheeled‑legged robots capable of navigating complex, unstructured settings such as stairs, gates, doors and uneven urban terrain, combining bespoke hardware, onboard autonomy and cloud‑based coordination to create safe, reliable autonomous delivery machines. The Senior Mechanical Engineer – Power Electronics Packaging role will join this effort, contributing mechanical expertise to the design and integration of power‑electronics enclosures that support the next generation of last‑mile delivery robots.