Syneos Health reviews

3.6

67% would recommend to a friend

(3,919 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 3,919 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 Farmacéutica y biotecnología industry (3.5 stars).

Reviews by job title

4K reviews
3.0
Apr 9, 2026

Manageable

Recommend
CEO approval
Business Outlook

Pros

WFH flexibility, Supportive team, highly skilled colleagues.

Cons

Management; no pay rise; no promotion; management reorganizing every year or two, stagnating promotions. Poorly skilled manager - asking us to work while we are on PTO!

3.0
Apr 8, 2026
Recommend
CEO approval
Business Outlook

Pros

pretty good culture at syneos health

Cons

pretty slow growth at syneos health

Viewing 34 - 36 of 3,919 Reviews

Glassdoor has 4,830 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.