Syneos Health reviews

3.6

67% would recommend to a friend

(3,920 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 3,920 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
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 94 - 96 of 3,920 Reviews

Glassdoor has 4,831 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.