Merck reviews

4.1

83% would recommend to a friend

(6,148 total reviews)
avatar

Rob Davis

82% approve of CEO

70% positive business outlook

Merck has an employee rating of 4.1 out of 5 stars, based on 6,148 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 Farmacéutica y biotecnología industry (3.5 stars).

Reviews by job title

6K reviews
3.0
Feb 10, 2026

Merck

Recommend
CEO approval
Business Outlook

Pros

It’s a big company, so there’s a lot of networking opportunities, especially with those who leave the company.

Cons

Favoritism. If you kiss up, you’ll move up faster. Doesn’t matter how much you know, it’s who you brown nose to.

5.0
Feb 8, 2026

Good starting point

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Room for growth and opportunities for learning

Cons

Slow promotion timeline and restructure often

4.0
Feb 6, 2026

Good

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Good people Very large company

Cons

Required to work in office twice a week Health insurance is not great

Viewing 79 - 81 of 6,148 Reviews

Glassdoor has 8,159 Merck reviews submitted anonymously by Merck employees. Read employee reviews and ratings on Glassdoor to decide if Merck is right for you.