Device Engineer Interview Questions

250 device engineer interview questions shared by candidates

-Technical round: Presented my work and questions were regarding that. It was good and helpful and smooth. - CTO interview: The CTO asked lots of technical questions. He was very fast and I somehow got nervous. 1. what is dynamic Ron? 2. What is the stack used in TCAD? 3. Did you evaluate leakage current and RF characteristics in TCAD? 4. Work function of the gate metal. 5. Why low resistive SiC and Si were lossy? 6. Did you do backside thinning of Si substrate?

Power Device Development Engineer

Interviewed at Cambridge GaN Devices

3.2
Feb 26, 2025

-Technical round: Presented my work and questions were regarding that. It was good and helpful and smooth. - CTO interview: The CTO asked lots of technical questions. He was very fast and I somehow got nervous. 1. what is dynamic Ron? 2. What is the stack used in TCAD? 3. Did you evaluate leakage current and RF characteristics in TCAD? 4. Work function of the gate metal. 5. Why low resistive SiC and Si were lossy? 6. Did you do backside thinning of Si substrate?

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