Merck reviews

4.1

83% would recommend to a friend

(6,145 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 6,145 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
5.0
May 22, 2026
Recommend
CEO approval
Business Outlook

Pros

5 weeks of vacation, flexibility with hybrid work, focus on science and innovation, opportunities to learn and grow

Cons

Large company challenges such as slow decision making and organizational silos

Viewing 10 - 12 of 6,145 Reviews

Glassdoor has 8,156 Merck reviews submitted anonymously by Merck employees. Read employee reviews and ratings on Glassdoor to decide if Merck is right for you.