Senior Battery Pack Mechanical Engineer – Aerospace EV

magniX is seeking a Senior Battery Mechanical Engineer in Everett, WA to lead mechanical design of lithium-ion battery packs for electric and hybrid-electric aerospace applications. You will integrate with magniX engineers and suppliers, developing modules, enclosures, and interfaces for aircraft installation.

You will ensure designs meet aerospace structural, thermal, vibration, and safety requirements, driving CAD work and testing plans while guiding certification and production-readiness