Ciena reviews

4.1

82% would recommend to a friend

(2,292 total reviews)
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Gary B. Smith

86% approve of CEO

75% positive business outlook

Ciena has an employee rating of 4.1 out of 5 stars, based on 2,292 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
3.0
Feb 2, 2026

Pay Inequity Canada vs US

Recommend
CEO approval
Business Outlook

Pros

Good technology culture, decent benefits.

Cons

Typical network equipment manufacturer mindset, slow to adapt, lots of processes, large pay inequity comparing US/Canada for the same job function.

Viewing 49 - 51 of 2,292 Reviews

Glassdoor has 2,687 Ciena reviews submitted anonymously by Ciena employees. Read employee reviews and ratings on Glassdoor to decide if Ciena is right for you.