Device Engineer Interview Questions

250 device engineer interview questions shared by candidates

1) Introduce yourself 2) Explain PhD work (didn’t allow to use slides and had to explain orally) 3) MOS CV chara for LF, HF, different temperature, substrate bias, replacing n+ poly gate with p+ poly, and when source drain terminals are added. 4) Short channel effects: What is DIBL, How to quantify it, How to reduce it 5) What is GIDL, What is the mechanism, How to reduce it (thicker oxide and wide bandgap drain). 6) A tank with two pipes A and B. A can fill it in 8 hours. B can empty it in 16 hours. When both are turned on, how long will it take to fill?
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Semiconductor Device Engineer

Interviewed at Micron Technology

3.9
Feb 22, 2022

1) Introduce yourself 2) Explain PhD work (didn’t allow to use slides and had to explain orally) 3) MOS CV chara for LF, HF, different temperature, substrate bias, replacing n+ poly gate with p+ poly, and when source drain terminals are added. 4) Short channel effects: What is DIBL, How to quantify it, How to reduce it 5) What is GIDL, What is the mechanism, How to reduce it (thicker oxide and wide bandgap drain). 6) A tank with two pipes A and B. A can fill it in 8 hours. B can empty it in 16 hours. When both are turned on, how long will it take to fill?

How would you explain your research to your grandmother? This was not really an unexpected or difficult question, but it stood out as being a fun question, and lucky I like explaining things to my grandmother! =)
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PTD Module and Integration Device Yield Engineer

Interviewed at Intel Corporation

3.9
Mar 21, 2014

How would you explain your research to your grandmother? This was not really an unexpected or difficult question, but it stood out as being a fun question, and lucky I like explaining things to my grandmother! =)

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