I applied through a recruiter. The process took 4 weeks. I interviewed at Ciena (New Delhi) in Jan 2020
Interview
This position was for Ciena's MCP Team related to NMS, DWDM,OTN,GMPLS and Packet technologies. So Total 7 rounds of interview happened started with 3 rounds of Online Video based Technical interviews, then 4th round was Managerial Round, 5th was Aptitude test ,6th round by Director and last and 7th round was with HR round.
Interview questions [1]
Question 1
All the technologies based questions on Optical Networking and NMS testing. They asked in deep with various scenarios based testing examples. So if one has to prepare for interview, has to study in deep about all Technologies he has worked on and in short should cover all the aspects related to technology.
The process took 1 week. I interviewed at Ciena (Gurgaon, Haryana) in Dec 2021
Interview
Includes 3 Rounds
Two Technical
one Managerial cum Technical
question will be more related to the product tested followed by your programming skills.
Coding question were average .
based on basic knowledge of all datatypes and mainly OOPS oriented .
process was very fast and comfortable
Interview questions [1]
Question 1
Product Related Questions , and general coding question based on your working scripting language
I applied in-person. I interviewed at Ciena (Gurgaon, Haryana) in Jan 2019
Interview
6 rounds 5 technical 1 managerial Mostly on networking, python and linux If you clear all rounds still its not sure , you will be given offer or not. As this company generally put profiles on hold.