1. Talented with the Board level analog and mixed signal circuit design for the precision electronic instrument.2. Able to design very high linearity signal conditioning circuitry by low noise and low distortion.3. Deep expertise in the small signal analysis for the feedback loop by Control Theory where Stability and Compensation are concerned.4. Experience in the high speed amplifier circuit design.5. Familiar with the precise analog circuit design with Calibration Algorithms.6. Deep knowledge of using Resistor, Inductor, Capacitor, Diode, Transistor,MOSFET, Comparator, Op-amp, Regulator, DC-DC, ADC, DAC, etc.7. High proficiency in the circuit simulation tools such as Matlab, Simulinkand TINA; Beginner with ADS.8. Experience in using the instruments including Power Supply, FunctionGenerator, DMM, Scope, Spectrum Analyzer, Audio Precision, etc.9. Experience in using DxDesigner, Orcad, PADS and Allegro.10. Experienced in Regulatory Compliance.11. Experience in overseeing layout designers to finish layout with theknowledge of Balancing, Grounding, Coupling, Shielding, Power Integrity,Signal Integrity, etc.12. Ability to collaborate across FW, SW and Mechanical engineers to developthe products.13. Ability to provide technical support for the manufacturing teams.14. Ability to train the junior analog engineers.15. Ability to speak Chinese and English fluently and a little bit Spanish.