1. Familiar with Test Bench equipment usage and operation (high voltage battery charge and discharge), eg. MKL brand. 2. Familiar with HV battery pack and Module communication and diagnostic tools, such as CANoe. CANalyzer 3. Familiar with lithium battery performance, understand battery test process and important parameters. Experience in HV battery tightness testing. 4. Can use multimeter, insulation meter, milliohmmeter to conduct relevant tests. 5. BMS production quality problem analysis. 6. Able to find and analyze abnormal problems during testing, find root causes and give solutions and suggestions. 7. HV Battery production, battery test, or battery after sale experience is preferred. 8. Enable to use insulation tools to disassembl HV Battery and Module, as well reassembly. 9. Test result collection and evaluation, and prepare test report.