Jiachen Sun
Nashua,NH
Overview
6
6
years of professional experience
Work History
SI Engineer
Amphenol
Nashua, NH
02.2024 - Current
- implement new concept into next generation 224G OSFP design, work closely with mechanical engineer to implement new structure, simulate multiple parameters(S21,S11,FEXT,NEXT) to optimize design and achieve high connector SI performance
- design and test HCB and MCB for OSFP products
- SI lab test for multiple connector products
Senior Optical Engineer
Lumentum Operations
06.2022 - 02.2024
- TOSA and ROSA optical component testing and characterization
- O/E and E/O testing, RF performance testing, optical transceiver characterize and failure analysis
- Performed EVT and DVT test based on customers' requirements.
Hardware Engineer
Lumentum Operations
10.2020 - 06.2022
- Participated in 10G and 25G transceiver design and testing, characterize ROSA and TOSA, wrote test report and system validation
- Develop and Test PCBAs for both 10G and 25G transceiver
- Performed EVT and DVT for 10G transceiver and preilmary EVT for 25G module
- Failure analysis for 10G modules
- Performed TDR and S parameters test to characterize transmission line for both 10G and 25G module.
Hardware Development Engineer
Lumentum Operations
10.2018 - 10.2020
- Participated in fiber laser development and legacy Q-series laser maintained
- Develop and Test PCBAs for laser control system, also response for FPGA coding and production line transfer
- Proposed and implemented a new RF amplifier for Q-switched lasers.
Education
SI Engineer
AMPHENOL
02-2024
Hardware Engineer -
Lumentum Operations LLC
10.2020
Hardware Development Engineer -
Lumentum Operations LLC.
09.2018
Master of Science, Electrical Engineer -
The University of Texas at Dallas
05.2018
Bachelor of Science, Automation -
The Northeast Forestry University
06.2016
Timeline
SI Engineer
Amphenol
02.2024 - Current
Senior Optical Engineer
Lumentum Operations
06.2022 - 02.2024
Hardware Engineer
Lumentum Operations
10.2020 - 06.2022
Hardware Development Engineer
Lumentum Operations
10.2018 - 10.2020
SI Engineer
AMPHENOL
Hardware Engineer -
Lumentum Operations LLC
Hardware Development Engineer -
Lumentum Operations LLC.
Master of Science, Electrical Engineer -
The University of Texas at Dallas
Bachelor of Science, Automation -
The Northeast Forestry University