CSL reviews

3.4

56% would recommend to a friend

(693 total reviews)
avatar

Gordon Naylor

54% approve of CEO

40% positive business outlook

CSL has an employee rating of 3.4 out of 5 stars, based on 693 company reviews on Glassdoor which indicates that most employees have a good working experience there. The CSL 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

693 reviews
5.0
Mar 31, 2026

Busy but good

Recommend
CEO approval
Business Outlook

Pros

Challenging, Good people, Approachable management.

Cons

Can be sometimes frantic/rushed across the department

4.0
Mar 9, 2026

Lab engineer

Recommend
CEO approval
Business Outlook

Pros

Money is good Location is brilliant New building

Cons

On call for 2 weeks every 6

Viewing 22 - 24 of 693 Reviews

Glassdoor has 913 CSL reviews submitted anonymously by CSL employees. Read employee reviews and ratings on Glassdoor to decide if CSL is right for you.