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onsemi Interview Questions
& Process

Real candidates share what happened, how many rounds they had,
and how the experience turned out.

Based on 266 interview experiences · FREE TO READ

2.6 Rounds average
Average Typical difficulty
68.7% Positive experience

Which role are you interviewing for?

30 roles · 266 reports

Candidate interview experiences

First-hand accounts from people who interviewed at onsemi.

Showing 4 of 266
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Electrical Engineer

Engineering · nearly a year ago

Entry Easy Negative experience No offer 2 rounds
Interview process
Phone screen Onsite Panel
Interview formats
Technical Behavioral

I had a phone screen first, then an onsite panel interview. The panel had the hiring manager and three employees, and I spoke with them one by one. It was mostly about semiconductor devices and my past experience. Chatting with the employees was great, but the hiring manager was the opposite, maybe just a bad attitude. They said I'd hear back the next week, but then they ghosted me.

Confirmed questions1 question
  • Can you explain the functioning of BJT and MOSFET transistors?
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Applications Engineer

Engineering · nearly a year ago

Mid Average Positive experience No offer 2 rounds
Interview process
Recruiter call Technical screen
Interview formats
Technical Behavioral

They asked questions based on my resume, so make sure you're ready to talk about your projects. The whole interview experience was pretty good, and they were flexible with the process for me. The technical questions could be on the tougher side depending on the role you're going for.

Confirmed questions2 questions
  • Can you tell me about a project you worked on?
  • What were some technical challenges you faced in that project and how did you overcome them?
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Global Sourcing Analyst

Operations · a year ago

Entry Average Positive experience No offer 3 rounds
Interview process
Recruiter call Technical screen Onsite
Interview formats
Behavioral Technical

HR asked some basic questions about leadership and collaboration. Then, the tech team asked about my past experiences, mostly focusing on logistics, supply chain, and ETL. They also wanted to know about my data cleaning experience and if I knew anything about semiconductor manufacturing.

Confirmed questions4 questions
  • Can you tell me about your experience working with multiple teams simultaneously?
  • Which ETL tools are you familiar with?
  • Could you describe the types of data you have worked with?
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Process Integration Engineer

Engineering · more than a year ago

Executive Difficult Positive experience No offer 4 rounds
Interview process
Recruiter call Technical screen Onsite Panel
Interview formats
Technical Presentation

The recruitment process was efficient and had a reasonable response time. Despite being a recent graduate and this being my first-ever interview experience, I was given the opportunity to participate in four rounds of interviews. This experience was invaluable, providing me with significant insights into the interview process. However, after completing these stages, I have not received any further communication, leading me to conclude that my application was not successful.

Confirmed questions3 questions
  • Can you explain the physics behind semiconductors?
  • Could you detail the manufacturing processes involved?
  • What is the concentration of ions in different wafer components?

onsemi Interview Questions

Quoted word for word from onsemi interview reports.

What is the effect of increasing a specific impedance within that op-amp circuit?

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Regarding a cube with 1 ohm resistance on each edge, what would be the total resistance?

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What waveform do you expect when connecting a capacitor to a square wave generator?

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Using Ohm's law and an IV curve, how would you determine the maximum current clamping limits for two parallel diodes?

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In the silicon carbide production process, what is the expected settling location for carbon?

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Can you explain the difference between a lewis acid and a Bronsted-Lowery acid?

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Regarding design for testability (DFT), how can power consumption in an electric-based digital circuit be lowered?

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Can you draw the current waveform for an RC circuit when given a pulse input signal?

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Could you explain how to convert a decimal number to its binary representation?

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Formats, difficulty and experience

Across all 266 onsemi interview reports.

Interview formats

Behavioral 44.1%
Technical 42.2%
Coding 5.3%
Presentation 4.4%
Group 1.9%

Interview difficulty

Easy 18%
Average 66.5%
Difficult 15.4%

Candidate experience

Positive 68.7%
Negative 11.5%
Neutral 19.8%

Reports by job function

Engineering 172
Operations 41
Analytics 13
Marketing 8
Other 8
Sales 8