Amazon
Battery Pack Mechanical Design Engineer II, Amazon Prime Air - Electric Propulsion Subsystem
$117K–$160K
Seattle, WA · Full-time · Posted Sep 1, 2026
- Experience
- 4+ years of working in mechanical engineering or equivalent experience; preferred qualification also lists 3+ years of working in mechanical engineering or equivalent experience.
- Education
- Bachelor's degree in mechanical engineering or equivalent; master's degree in mechanical engineering or equivalent preferred.
About the job
Designs, develops, analyzes, and validates high-voltage lithium-ion battery pack mechanical systems from concept through production for Amazon Prime Air’s electric propulsion subsystem.
What you'll do
- Design battery pack mechanical architectures, enclosures, thermal management, and detailed CAD models and drawings.
- Perform design analysis, plan and execute prototype builds and validation testing, and investigate failures.
- Coordinate safety and compliance, documentation, and design work with engineering, manufacturing, suppliers, and other teams.
What they ask for
- Bachelor's degree in mechanical engineering or equivalent.
- 4+ years of working in mechanical engineering or equivalent experience.
- Demonstrated experience taking a mechanical design from concept through prototype to production.
- Battery-pack mechanical design experience, including pack architecture, modules, enclosures, and structural support.
Nice to have
- Master's degree in mechanical engineering or equivalent.
- Experience with battery systems in automotive, aerospace, marine, or grid storage.
Pay
117,300.00 - 160,000.00 USD annually (base salary)
Tools
Li-Ion, CATIA, SolidWorks, Creo, NX, PLM, MATLAB, Python
Model-written summary · the original posting is authoritative