Glassdoor users rated their interview experience at Lam Research as 100% positive with a difficulty rating score of 3.5 out of 5 (where 5 is the highest level of difficulty). Candidates interviewing for Process Engineer III and Manufacturing Engineer rated their interviews as the hardest, whereas interviews for Process Engineer III and Manufacturing Engineer roles were rated as the easiest.
The hiring process at Lam Research takes an average of 30 days when considering 2 user submitted interviews across all job titles. Candidates applying for Manufacturing Engineer had the quickest hiring process (on average 30 days), whereas Manufacturing Engineer roles had the slowest hiring process (on average 30 days).
3 rounds interview with the last round being in person and involves a technical presentation on previous work 3 rounds interview with the last round being in person and involves a technical presentation on previous work
Interview questions [1]
Question 1
How would you solve a problem a customer is facing with no data present to you for analysis?
Three separate rounds of interviews over a period of about a month and a half, one technical and a presentation on something I've worked on in the past. Technical interview involved code analysis on a bit of sample code.
Interview questions [1]
Question 1
Review this code and explain what it does and how it could be improved.
I applied online. I interviewed at Lam Research (Tualatin, OR) in Jun 2026
Interview
The interview was conducted over the phone focuses on verifying candidates' ability to perform RCA and initiate the process of resolving complex problems. The interviewer records the interview. Questions are a combination of BQ and TQ, prepare sufficient examples. If you have interviewed with Amazon on their LPs, the interview could be easy,
Interview questions [1]
Question 1
What would you do if you get a problem that doesn't seem to fall in your specialization?