Senior Battery Management System (BMS) Hardware Engineer (all genders)

<p style="min-height:1.5em"><strong>Your Mission:</strong></p><p style="min-height:1.5em">As a Senior Battery Management System (BMS) Hardware Engineer (all genders), you will own the development of safety-critical electronics for the Microliner’s propulsion battery system. You will design compact, high-density mixed-signal hardware that accurately monitors, controls and protects large lithium-ion battery assemblies during charging, ground operation and flight.</p><p style="min-height:1.5em">This is a hands-on role covering the complete hardware lifecycle: requirements, architecture, circuit design, prototype bring-up, verification, qualification, production release and certification evidence.</p><p style="min-height:1.5em">Working closely with BMS software, battery systems, safety, PCB layout, mechanical integration, thermal systems, testing and manufacturing, you will turn the propulsion battery’s safety and control concepts into flight-ready, certifiable electronic hardware.</p><div style="min-height:1.2em;margin-top:0px;margin-bottom:0px"> </div><p style="min-height:1.5em"><strong>Your Day-to-Day:</strong></p><ul style="min-height:1.5em"><li><p style="min-height:1.5em">Own the architecture and detailed design of battery management units, cell-monitoring electronics and associated sensing, communication and protection circuits.</p></li></ul><ul style="min-height:1.5em"><li><p style="min-height:1.5em">Translate system, interface and safety requirements into complete, traceable and verifiable hardware requirements.</p></li></ul><ul style="min-height:1.5em"><li><p style="min-height:1.5em">Design accurate measurement circuits for cell voltage, temperature, pack voltage, current and other battery sensors.</p></li></ul><ul style="min-height:1.5em"><li><p style="min-height:1.5em">Develop high-density mixed-signal electronics incorporating battery-monitoring AFEs, balancing circuits, microcontrollers, watchdogs, memory, isolated communications and power supplies.</p></li></ul><ul style="min-height:1.5em"><li><p style="min-height:1.5em">Define the PCB architecture and layout constraints for multilayer HDI assemblies, including fine-pitch components, microvias, grounding, signal and power integrity, EMC, thermal management, creepage and clearance.</p></li></ul><ul style="min-height:1.5em"><li><p style="min-height:1.5em">Perform circuit simulation, tolerance analysis, worst-case circuit analysis, component derating, FMEA/FMECA and reliability assessment.</p></li></ul><ul style="min-height:1.5em"><li><p style="min-height:1.5em">Work with Systems and Safety Engineering to implement fault detection, diagnostic coverage, independence and safe-state behaviour in accordance with the allocated Design Assurance Level.</p></li></ul><ul style="min-height:1.5em"><li><p style="min-height:1.5em">Develop and maintain DO-254/ED-80 lifecycle evidence, including hardware requirements, design data, traceability, verification results, review records and problem reports.</p></li></ul><ul style="min-height:1.5em"><li><p style="min-height:1.5em">Lead prototype bring-up, debugging, integration and fault-injection testing using cell simulators and flight-representative hardware.</p></li></ul><ul style="min-height:1.5em"><li><p style="min-height:1.5em">Support DO-160G enviro