Syneos Health reviews

3.6

67% would recommend to a friend

(3,943 total reviews)

Costa Panagos

65% approve of CEO

56% positive business outlook

Syneos Health has an employee rating of 3.6 out of 5 stars, based on 3,943 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 & Biotechnology industry (3.5 stars).

Reviews by job title

4K reviews
3.0
Dec 31, 2025

PAYCHECKS short

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Good experience working for syneos until recently problems with getting paid

Cons

Shorted on multiple paychecks Communication with HR, Getting answers is difficult

2.0
Dec 22, 2025

Run far away

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Remote work, had a job

Cons

Worked with some of the most toxic people I have ever worked with in my life. Some people were straight up rude and unprofessional. The industry is old school and change isn’t widely accepted. Favoritism for the wrong people and nepotism is real

Viewing 118 - 120 of 3,943 Reviews

Glassdoor has 4,861 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.