Syneos Health reviews

3.7

68% would recommend to a friend

(3,926 total reviews)

Costa Panagos

67% approve of CEO

56% positive business outlook

Syneos Health has an employee rating of 3.7 out of 5 stars, based on 3,926 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
Oct 16, 2025

Good place, intense work

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

The people are great. A lot of support when needed with various groups within the organization.

Cons

Workload is often heavy, work life balance can suffer.

3.0
Oct 16, 2025
Recommend
CEO approval
Business Outlook

Pros

The company is well-organized and has a great work-life balance.

Cons

If the sponsor ends the contract with Syneos, you're out of a job without a package to support you.

4.0
Oct 15, 2025

Basic Large CRO

Recommend
CEO approval
Business Outlook

Pros

Average mega-CRO. They do tend to be flexible and don’t micromanage.

Cons

Management is luck of the draw draw as there are so many departments

Viewing 163 - 165 of 3,926 Reviews

Glassdoor has 4,838 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.