Senior Mechanical Engineer – Power Electronics Packaging
AI Summary
Own the mechanical architecture, packaging, and harness routing for power distribution boards and control systems in a robotics platform, leading clean-sheet enclosure design, thermal management, and manufacturing handover.
About this role
RIVR, part of Amazon is a robotics company pioneering Physical AI through real-world doorstep delivery. Founded in 2024 as an ETH Zurich spin-off, RIVR developed wheeled-legged robots designed to operate in complex, unstructured environments such as stairs, gates, doors, and uneven urban terrain. We believe that achieving general physical intelligence requires solving real customer problems in the real world, where robots can learn from rich operational data at scale.
Following our acquisition by Amazon in March 2026, we are continuing this mission with greater reach and speed. By combining custom robot hardware, onboard autonomy, and cloud-based coordination, RIVR, part of Amazon is building the next generation of safe, reliable autonomous robots for last-mile delivery.
Job Description
What will you be doing
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Own the design and development process of electronic enclosures for our power boards and computational units, from concept to mass production.
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Resolve complex mechanical challenges including electrical isolation, environment sealing, thermal management, shock and vibration, electromagnetic interference, etc.
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Run required design analysis including thermal, CFD, structural (FEA), etc.
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Define suite of test required to validate design together with testing team. Run root cause analysis and plan mitigations.
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Create 2D drawings and supporting documentation for smooth handover to manufacturing team.
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Guarantee manufacturability of parts and assembly. Lead supplier talks through DFM negotiations, run DFA analysis with manufacturing team.
What You'll Bring
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Bachelor’s or Master’s Degree in Mechanical Engineering, Mechatronics, or equivalent experience.
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6+ years of hands-on industry experience designing electro-mechanical assemblies, electronic enclosures, and wire harnesses for moving platforms.
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Proficiency in CAD (Solidworks, Siemens NX, CATIA, etc.), experience with validation tools (e.g. Ansys, COMSOL, etc.). Knowledgeable with PLM systems
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Robust understanding of mechanical principles (heat transfer, structural design, material selection, fluids, GD&T, etc.)
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Experience on bringing prototypes to mass production using appropriate technologies like: die casting, injection molding, compression molding, thixomolding, progressive stamping, extrusion, etc.
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Knowledgeable of material science used in electronic enclosures, gaskets and grommets.
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Experience developing Test plans. And running appropriate root case analysis.
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Understanding of electrical design, PCBa, components and it’s manufacturing process.
Get Some Bonus Points
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Experience with harness design and routing. Collaborating directly with Electrical engineering team to select and specify appropriate connectors, terminals and wire gauges.
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Generate wire harness 2Ds, layouts and pinout tables for manufacturers.
Skills
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