Vetted SpecialistsExample profileCarmen O.Electric Aircraft Motor Drive EngineerOwned the 150 kW SiC traction inverter for an eVTOL propulsion unit from topology trade through DO-160 qualification; passed Section 21 emissions and Section 8 vibration on the second spinDesigned the 800 V gate drive and busbar layout that cut switching loss 22% and held junction temperature under 125°C at 40°C ambient with a liquid cold plateLed the FOC firmware and hardware integration on a dual-core C2000 with a 20 kHz current loop, supporting 300+ hours of iron-bird and flight testSiC inverterDO-160Motor control
Vetted SpecialistsExample profileOmar K.Spacecraft Power Systems EngineerDesigned the electrical power subsystem for a 500 kg-class LEO bus: 100 V unregulated bus, peak-power-tracking solar array regulators, 2 kW battery charge and discharge units and a point-of-load distribution boardTook the isolated 100 V-to-28 V DC/DC converter through thermal-vacuum and radiation lot testing with EEE-INST-002 derating, delivering 94% efficiency and zero waivers at CDRBuilt the BMS for a 32-cell Li-ion pack with cell balancing, heater control and isolation monitoring, now flying on eight vehiclesSpacecraft EPSIsolated DC/DCBMS
Vetted SpecialistsExample profileHector M.UAS and Ground Vehicle Power Electronics EngineerOwned the 28 V power distribution unit and 3 kW bidirectional DC/DC for a Group 3 UAS, with solid-state switching, load shedding and MIL-STD-704 power quality passed at the outside labDesigned the high-voltage distribution and pre-charge for a 400 V autonomous ground vehicle pack, including contactor sequencing, HVIL and fault isolation to MIL-STD-1275Cleared MIL-STD-461 CE102 and RE102 on a GaN-based 1.5 kW converter through input filter and layout redesign, avoiding a third board spinMIL-STD-461HV distributionGaN converters