Syneos Health Reviews

3.6

67% would recommend to a friend

(3,916 total reviews)

Costa Panagos

66% approve of CEO

55% positive business outlook

Syneos Health has an employee rating of 3.6 out of 5 stars, based on 3,916 company reviews on Glassdoor which indicates that most employees have a good working experience there. The Syneos Health employee rating is in line with the average (within 1 standard deviation) for employers within the Pharmaceutical and biotechnology industry (3.5 stars).

Reviews by job title

4K reviews
1.0
29 May 2026

Toxic management makes this workplace unbearable

Anonymous employee
Recommend
CEO approval
Business outlook

Pros

None stay away for your mental health.

Cons

Management is terrible run from this place .

Viewing 1 - 3 of 3,916 Reviews

Glassdoor has 4,826 Syneos Health reviews submitted anonymously by Syneos Health employees. Read employee reviews and ratings on Glassdoor to decide if Syneos Health is right for you.