1.Take a technical leadership position in a team of engineers from R&D, Product Engineering and NPI to coordinate all technical aspects of the product design including mechanical, electrical, firmware and optical. 2.Responsible for architecture design/definition of optical transceivers, key ASICs selection, electrical circuit dersign, and set rules/guide lines for layout. 3.hardware analog & digital circuit and PCB design, some simulations and modeling, and characterization of optical and electrical performance of transceivers 4.improve & optimize module design to achieve high performance & yield, reduce yield & cost of product. Work with NPI & ME team to release competitive products into mass production 5.Participate in co-development with teams in the US. Engage with customers for spec discussions, problem solving, and sometimes field visit.