Syneos Health reviews

3.7

67% would recommend to a friend

(3,923 total reviews)

Costa Panagos

66% approve of CEO

55% positive business outlook

Syneos Health has an employee rating of 3.7 out of 5 stars, based on 3,923 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 Pharmazeutika & Biotechnologie industry (3.5 stars).

Reviews by job title

4K reviews
4.0
Oct 7, 2025

Good

Recommend
CEO approval
Business Outlook

Pros

Flexible time, work life balance

Cons

Management and upper communication are not great

2.0
Oct 6, 2025

Mediocre at best

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Good PTO program -- flexible

Cons

Upper management (C suite) has no idea what they are doing. Sending jobs oversee and laying off good people here in the US

5.0
Oct 4, 2025

NA

Recommend
CEO approval
Business Outlook

Pros

Remote work and flexible schedule.

Cons

Work is based on contracts with other companies.

Viewing 169 - 171 of 3,923 Reviews

Glassdoor has 4,835 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.