Glassdoor users rated their interview experience at UL Solutions as 33.3% positive with a difficulty rating score of 2.67 out of 5 (where 5 is the highest level of difficulty). Candidates interviewing for Laboratory Technician and Engineer rated their interviews as the hardest, whereas interviews for Administrative Assistant and Laboratory Technician roles were rated as the easiest.
The hiring process at UL Solutions takes an average of 5 days when considering 3 user submitted interviews across all job titles. Candidates applying for Administrative Assistant had the quickest hiring process (on average 2 days), whereas Engineer roles had the slowest hiring process (on average 7 days).
Here are the most commonly searched roles for interview reports -
I applied online. I interviewed at UL Solutions (Fremont, CA) in Oct 2025
Interview
One call with recruiter, then a meeting with multiple leads no longer than 30 minutes. Super calm and easy behavioral questions. No need to prep at least for the intern position
I applied online. I interviewed at UL Solutions in May 2026
Interview
I applied online and recruiters will contact in 1 month after that there will be a screening call and then user interview and final interview with the leader. Every process took 1 week.
Interview questions [1]
Question 1
Can you explain any similar experience with the job description?
I applied through a recruiter. I interviewed at UL Solutions (Milan) in Apr 2026
Interview
I was approached by the recruiter Ilham regarding the position and in no time we had our meeting booked. She was great in explaining all the details, expectations and the process. After a while I've got the request to proceed to the interview with their leadership. The conversation went great and we both very open with our expectations.
Interview questions [1]
Question 1
What would be my first steps after initiating in my position?