Senior Principal Scientist (Lead, SiC TCAD Device Design), IME

A*STAR RESEARCH ENTITIES; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

A leading research organization in Singapore is seeking a senior engineer for their Silicon Carbide R&D program. The successful candidate will focus on high voltage MOSFET design and simulation, contributing to advancements in power device research. Applicants should have over 10 years of industry experience, a PhD in Electrical Engineering, and a strong background in wide-bandgap semiconductor materials.

Qualifications

• More than 10 years of industrial experience for high power device design and modeling.
• Deep knowledge of high voltage and high power MOSFETs design and characterization.
• Ability to teach and transfer knowledge to junior staff members.

Responsibilities

• TCAD modeling & simulation of novel high power devices.
• Design and simulate high voltage Silicon Carbide MOSFETs using Synopsys/Silvaco.
• Provide technical guidance on optimizing device structures.

Skills

High power device design

Novel device concepts

Doping design

Gate oxidation

Wide-bandgap process simulations

Education

PhD in Electrical Engineering or related field

Tools

Synopsys/Silvaco TCAD simulator

Job description

Overview

ROLE: IME is leading the effort to establish the industry leading Silicon Carbide R&D program. This program aims to advance 200mm Silicon Carbide technologies in various areas, such as epitaxy, device design, process integration & fabrication, and power module packaging. The main objective is to drive disruptive innovations in power device research, with a specific focus on >1.2KV power MOSFETs. These innovations are intended to enhance automotive technologies, vehicle electrification, safety measures, sustainable energy grids, and industrial automation. Key aspects to demonstrate for this role include high power device design, novel device concepts, doping design, gate oxidation, and wide-bandgap process simulations. To achieve this, we are seeking individual with extensive industry experience in using Synopsys/Silvaco TCAD simulator, relevant device characterization skills, design simulation development abilities, a willingness to mentor junior staffs, and strong interpersonal skills. The candidate will contribute to the wide-bandgap & Silicon Carbide team by utilizing their device knowledge, guiding team on device characterization, implementing state-of-art Silicon Carbide power MOSFETs (Planar, Trench & Super-Junction), and innovative novel power MOSFETs for future applications.

Responsibilities

• TCAD modeling & simulation, novel high power device design, simulation, and device characterization
• Design and simulate high voltage Silicon Carbide MOSFETs (planar, trench, SJ MOSFET, IGBT) with a blocking voltage of >1.2K using Synopsys/Silvaco simulator
• Develop and optimize practical and reliable junction terminations
• Provide technical guidance on device structure, optimizing cell, power/performance analysis, process risk assessment, and recommendations for experimental split and improvement
• Develop and apply fundamental MOS device physics-based TCAD modelling & electric field management to calculate band structure, carrier transport, blocking voltage, switching properties, and thermal management for vertical power devices in the presence of interface state density, gate oxide defects, and defects in Silicon Carbide
• Model transport and carrier scattering in devices operating in extreme ambient conditions
• Collaborate with diverse teams, including process integration, characterization, and circuit design engineers, to analyze and troubleshoot device-related issues during development
• Serve as a resource for colleagues with less experience, and lead small projects with manageable risks and resource requirements
• Work closely with both internal and external customers to understand customer issues and align their demands. And grow this wide-bandgap team to ~5 headcounts in the next 3 years.

Qualifications

• PhD in Electrical Engineering or related field
• >10 years industrial experience for high power device design and modelling
• Deep knowledge of high voltage, high power MOSFETs (including Planar, Trench, S-J MOSFETs, and IGBTs) design and device characterization on 4H-SiC & GaN substrates.
• Strong understanding of wide-bandgap semiconductor materials and advanced MOSFET device physics
• Ability to teach and transfer knowledge to junior staff members
• Ability to effectively communicate and plan with customers regarding their needs, issues, and demands