Senior Mechanical-Thermal Engineer, ML-IL

Machine Learning Israel (MLIL), as part of Annapurna Labs / Amazon, is hiring a Mechanical-Thermal Design Engineer to help define, shape, and integrate the next generation of our ML training and inference accelerators. In this role you will own the mechanical-thermal design of add-in / mezzanine cards, high-power GPU sleds and full ML racks. You will work shoulder-to-shoulder with HW, FW, and silicon teams to drive decisions on cooling solutions, power delivery packaging, structural integrity, and manufacturability, and will lead the mechanical-thermal engagement with our ODM, component vendors and data-center operators.Key job responsibilities1. Own the mechanical-thermal design of Annapurna next-generation Machine Learning sled and rack (including thermal solutions and mechanical challenges on PCB / chassis / rack level)2. Lead and review mechanical and thermal design performed by ODM partners or contractors and component vendors.3. Debug mechanical and thermal failures on production data center; drive root-cause to closure; take previous learnings to next products4. Design and execute mechanical and thermal experiments in the lab — from DOE through measurement, analysis, and corrective action.5. Travel to ODM/manufacturer/vendor sites to monitor and review project kickoffs, device bringups and manufacturing linesBasic qualifications- Bachelor's degree or above in Mechanical Engineering- Knowledge of industry standard CAD & FEA design tools, industry trends, and design for manufacturability- 8+ years of experience as a Mechanical and/or Thermal design engineer in the electronics industryPreferred qualification - Proficient in leading CAD software (Siemens NX, Inventor, or Creo) and experienced with ECAD-MCAD collaboration tools- Proficient in mechanical drawings, GD&T, and tolerance-analysis methods.- Strong knowledge in industry standards — Ethernet, PCIe, OCP, JDEC- Knowledge of fiber optic and copper cabling standards and testing equipment- Proven experience designing products for ML/HPC and data center applications- Experience with design and testing of liquid cooling solutions, from cold plate to rack level manifoldsOur inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.