Senior Scientist applicants have rated the interview process at Thermo Fisher Scientific with 3.4 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 80% positive. To compare, the company-average is 56.2% positive. This is according to Glassdoor user ratings.
Candidates applying for Senior Scientist roles take an average of 37 days to get hired, when considering 5 user submitted interviews for this role. To compare, the hiring process at Thermo Fisher Scientific overall takes an average of 33 days.
Common stages of the interview process at Thermo Fisher Scientific as a Senior Scientist according to 5 Glassdoor interviews include:
Phone interview: 27%
Skills test: 20%
Personality test: 20%
One on one interview: 13%
Group panel interview: 13%
Background check: 7%
Here are the most commonly searched roles for interview reports -
I applied online. The process took 2 weeks. I interviewed at Thermo Fisher Scientific (Wilmington, DE) in Apr 2026
Interview
First half hour was HR type screen with behavioral questions. Second half hour they brought on the PI working for the company ThermoFisher was partnering with for the role. The HR screen was camera off during that portion.
Other Senior Scientist Interview Reviews for Thermo Fisher Scientific
I interviewed at Thermo Fisher Scientific (Middleton, WI) in May 2025
Interview
Multiple rounds of interview. Final round involves meeting with multiple managers. A lot of behavioral and technical questions were asked. Overall, it was a good experience and it took about 3 weeks to complete the process.
I applied online. The process took 2 months. I interviewed at Thermo Fisher Scientific (Athlone, CA) in Jan 2024
Interview
The Interview Process was relatively straight-forward, questions were basic. This was a great oppurtunity however, I had accepted another position in another company before hearing back from the team in Thermofisher, the only reason why I did not take it
Interview questions [1]
Question 1
Why do you want to work as a Senior Scientist in Thermofisher