Ciena reviews

4.1

82% would recommend to a friend

(2,290 total reviews)
avatar

Gary B. Smith

85% approve of CEO

74% positive business outlook

Ciena has an employee rating of 4.1 out of 5 stars, based on 2,290 company reviews on Glassdoor which indicates that most employees have an excellent working experience there. The Ciena employee rating is in line with the average (within 1 standard deviation) for employers within the Telecommunications industry (3.6 stars).

Reviews by job title

2K reviews
5.0
Jan 21, 2026

A Great Place

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Culture and phenomenal people to work with

Cons

Cumbersome internal processes however this is now a focus to improve

Viewing 49 - 51 of 2,290 Reviews

Glassdoor has 2,685 Ciena reviews submitted anonymously by Ciena employees. Read employee reviews and ratings on Glassdoor to decide if Ciena is right for you.