Hardware Engineer – Embedded IoT Device, Schematic & PCB (Evolutionary Update)

We have an existing, proven IoT sensor device and need an experienced hardware engineer to help us move to the next generation. Scope of Work Specification Finalization Review existing documentation Help finalize the next generation hardware specification Schematic & PCB Design Evolve existing schematic to next generation Several well-defined interface and connectivity changes Small form factor, battery powered Required Skills ✅ Embedded hardware design (low-power, battery operated) ✅ Short-range wireless communication hardware ✅ Contactless interface design ✅ PCB layout, small form factor ✅ Schematic capture – KiCad ✅ Ability to work with and contribute to technical documentation