Syneos Health reviews

3.7

68% would recommend to a friend

(3,928 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 3,928 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
Jan 22, 2018

Project Management

Recommend
CEO approval
Business Outlook

Pros

If you're lucky to be part of a great team, working here can be a rewarding experience.

Cons

Lack of opportunities for advancement unless you're an external applicant. It takes forever to move up from within.

3.0
Feb 4, 2026

Not great

Recommend
CEO approval
Business Outlook

Pros

Lots of resources, decent salary

Cons

Unattainable metrics and poor culture, lack of development

1.0
Dec 8, 2025
Recommend
CEO approval
Business Outlook

Pros

Pay was competitive for the industry

Cons

constant reorganization, poisonous management, senior leadership focused on congratulating themselves and providing reactive solutions vs looking critically at their management approach and how they could improve the working environment, tools, and processes needed for teams to deliver for clients.

Viewing 337 - 339 of 3,928 Reviews

Glassdoor has 4,843 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.