8 days ago - req18028

HMI-Senior Electronic Engineer

Research & development

Electrical engineering

In a nutshell

Location

Beijing, China

Team

Research & development

Experience

3-7 years

Degree

Master

Job Category

Electrical engineering

Introduction

To be completed

Job Mission

To be completed

Job Description

1. Work with line team leader and HV sub-system and analog modules architect, derive EPS, TPS and EDS for specific high voltage and analog modules
2. Under less supervision and guidance, can finish difficulty products design.
3. Design precision high voltage power supply and isolation power supply for HV system of HMI e-beam inspection tools
4. Design ultra-low noise voltage and current amplifier with both highest reliability and highest precision for HMI e-beam inspection tools
5. Design other critical HV submodules for HV system, such as tracker module, e-chuck module, filament current module.
6. Design signal conditioning circuit for ADC and DAC for HV system.
7. Conduct schematic capture, circuit simulation, PCB layout
8. Prepare technical documents for module manufacture and release.
9. Conduct module prototyping, debug, and full function bench test
10. Support sub-system level and system level integration

Education

To be completed

Experience

Master with 3+ years hands-on experiences, or bachelor with 5+ years hands-on experiences, in HV, or analog electrical engineering or related fields. Hands-on experiences of electrical safety, schematic capture, schematic level simulation, PCB layout, PCB level simulation, prototyping, and problem solving. Familiar with test equipment such as multi-meter, signal / function generator, oscilloscope, signal / spectral analyzer, and network analyzer. The successful candidate should be a team player and should have self-motivation, initiative, dedication, and strong communication skills. The candidate should also have the following specific skills or experiences.
1. High voltage and analog related application experiences, HV up to 60KV
2. OPA circuit (board level) design and building experiences. OPA application experiences
3. High Performance Signal Conditioning circuit design and building experience for test equipment, including but not limited to ultra-low noise voltage and current amplifier, ADC driver and cable driver.
4. Ultra-low noise and high precision PCB Layout application experiences
5. High reliability and high precision ADC and DAC application experiences
6. knowledge and experiences of signal integrity and power integrity
7. Mixed signal circuit (board level) design and building experiences
8. Knowledge of BJT, JFET and MOSFET for both switch mode and linear operation
9. Knowledge and experiences of board level and module level shielding and grounding is a plus

Personal skills

To be completed

Context of the position

To be completed

Other information

To be completed