Merck reviews

4.1

83% would recommend to a friend

(6,162 total reviews)
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Rob Davis

82% approve of CEO

71% positive business outlook

Merck has an employee rating of 4.1 out of 5 stars, based on 6,162 company reviews on Glassdoor which indicates that most employees have an excellent working experience there. The Merck employee rating is in line with the average (within 1 standard deviation) for employers within the Pharmaceutical & Biotechnology industry (3.5 stars).

Reviews by job title

6K reviews
4.0
Jan 8, 2026

Austin office closed

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Exceptional products, strict adherence to ethics and quality

Cons

No promotions unless you move roles, very slow decision making, since layoffs were announced in Aug 2025, it’s a pretty toxic, dysfunctional feeling.

Viewing 130 - 132 of 6,162 Reviews

Glassdoor has 8,175 Merck reviews submitted anonymously by Merck employees. Read employee reviews and ratings on Glassdoor to decide if Merck is right for you.