1.Test concept proposal/Tester DFM review/Tester GRR、CORR、CPK、JMP data analysis; 2.Have some experiences on Auto CAD/AD design to lay out 2or4 layers PCB/MaxWell simulation inductance and magnetic field; 3.Have some experiences on electronic instruments, such as LCR meter E4980A/Chroma 19053/VNA E5080B/IA E4990A/Tektronix oscilloscope; 4.Have experiences on Safety certification; 3.Have a good communication with customers in English; 4.Daily FA during each build and provide CA report to team; 5.Know a little bit about electronic components and circuit, such as inductor/capacitor/transistor/diode/LDO/Buck/Boost/Flyback transformer; 6.Be familiar with permanent magnets magnetization ways and how to measure the magnetic flux density; 7.Have some working experiences on Adaptor design and test;