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Ciena Interview Questions, Process, and Tips

Updated 18 Feb 2025

Top Ciena Interview Questions and Answers

View all 16 questions

Ciena Interview Experiences

Popular Designations

38 interviews found

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Jan 2024. There were 2 interview rounds.

Round 1 - One-on-one 

(2 Questions)

  • Q1. Give the details of your Hardware knowledge.
  • Ans. 

    I have extensive knowledge of hardware components, interfaces, protocols, and testing methodologies.

    • Familiar with various hardware components such as CPUs, GPUs, RAM, storage devices, and motherboards

    • Understanding of hardware interfaces like USB, HDMI, Ethernet, and PCIe

    • Knowledge of hardware protocols such as TCP/IP, SPI, I2C, and UART

    • Experience in testing hardware functionality, performance, and compatibility

    • Proficien...

  • Answered by AI
  • Q2. What is your salary expectation?
  • Ans. 

    My salary expectation is competitive based on my experience, skills, and the industry standards.

    • Research industry standards for Validation Engineers salaries

    • Consider your level of experience and skills

    • Be prepared to negotiate based on the job responsibilities and benefits package

  • Answered by AI
Round 2 - HR 

(2 Questions)

  • Q1. Share your all experience letters, last salary slip and qualification certificates.
  • Ans. 

    Providing experience letters, last salary slip, and qualification certificates.

    • Experience letters should include details of roles and responsibilities in previous jobs.

    • Last salary slip should show the salary details and deductions.

    • Qualification certificates should be authentic and relevant to the job.

    • Ensure all documents are up to date and accurate.

  • Answered by AI
  • Q2. When can you join Ciena in minimum time?
  • Ans. 

    I can join Ciena in 2 weeks.

    • I can start in 2 weeks.

    • I need to give notice at my current job.

    • I have some personal commitments to wrap up before starting.

  • Answered by AI

Interview Preparation Tips

Topics to prepare for Ciena Validation Engineer interview:
  • Technical Knoledge
  • Confidence
Interview preparation tips for other job seekers - All should try for Ciena.

Validation Engineer Interview Questions asked at other Companies

Q1. What is the CSV? What is automation testing?
View answer (2)
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via LinkedIn and was interviewed in Apr 2023. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. C, Python, C++ or Java language
  • Q2. Network such TCP/IP

Interview Preparation Tips

Topics to prepare for Ciena Software Engineer interview:
  • network
  • C
  • Python
Interview preparation tips for other job seekers - prepare C/C++, Python and networks such as TCP/IP

Software Engineer Interview Questions asked at other Companies

Q1. Bridge and torch problem : Four people come to a river in the night. There is a narrow bridge, but it can only hold two people at a time. They have one torch and, because it's night, the torch has to be used when crossing the bridge. Person... read more
View answer (169)
Interview experience
2
Poor
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Coding Test 

Mid level coding test

Round 3 - Technical 

(1 Question)

  • Q1. DSA question like array linked list

Mobile Application Developer Interview Questions asked at other Companies

Q1. How to handle the huge number of concurrent HTTP requests of orders for the same item? What if there is only one item left in the stock?
View answer (1)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed before Apr 2023. There were 3 interview rounds.

Round 1 - Aptitude Test 

Basic apti question asked 45 quest in 60 min

Round 2 - Technical 

(1 Question)

  • Q1. Oops, Multithreading, C++ and DSA
Round 3 - HR 

(1 Question)

  • Q1. Basic intro and company talks

Software Engineer Intern Trainee Interview Questions asked at other Companies

Q1. find average salary of employees from given table for each designation where employee age greater than 30
View answer (1)

Ciena interview questions for popular designations

 Software Engineer

 (5)

 Embedded Software Engineer

 (3)

 C Developer

 (2)

 Embedded Software Developer

 (2)

 Module Lead

 (2)

 Senior Test Engineer

 (2)

 Cloud Analyst

 (1)

 Lead Engineer

 (1)

Interview experience
4
Good
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Sep 2023. There were 4 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Basic idea about what all technologies written in resume
  • Q2. Current role etc
Round 2 - Technical 

(2 Questions)

  • Q1. L2/L3 protocols
  • Q2. In depth protocol knowledge
Round 3 - Technical 

(2 Questions)

  • Q1. L2/L3 Protocols
  • Q2. Deep dive into latest project
  • Ans. 

    Developed a web application for tracking and analyzing user behavior

    • Used React.js for front-end development

    • Implemented data visualization using D3.js

    • Utilized Node.js and Express for back-end development

    • Integrated with MongoDB for data storage

  • Answered by AI
Round 4 - HR 

(2 Questions)

  • Q1. General discussion as usual with HR
  • Q2. Salary, compensation etc

Technical Lead Interview Questions asked at other Companies

Q1. 1. Explain 5 mins the flow from requirement analysis to production deployment and tools used in the process. 2. What is auto-scaling in a microservices architecture? 3. Difference between micro-service and serverless. 4. If you were going t... read more
View answer (4)

Get interview-ready with Top Ciena Interview Questions

QA Manager Interview Questions & Answers

user image Anonymous

posted on 7 Nov 2022

I applied via Referral and was interviewed in Oct 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. Round1 is more of knowing the person and what all he/she has done. Following points should keep in mind while preparing : 1. Share your current role and detail about project well and clearly. 2. Have stro...
Round 3 - One-on-one 

(1 Question)

  • Q1. Round 2 was more of managerial and thought process. Also discussed on various aspects of project and how to handle and manage them. How to solve problem with in team How to support and grow team How did yo...

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well and be confident while giving answers. If you do not know something do mention it clearly and say there is always an opportunity to learn.

QA Manager Interview Questions asked at other Companies

Q1. List of the essential documents which are must be submitted for a successful 3rd party inspection ?
View answer (2)

I applied via campus placement at Delhi College of Engineering (DCE), Delhi and was interviewed in Sep 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Double-check your resume for any spelling mistakes. The recruiter may consider spelling mistakes as careless behavior or poor communication skills.
View all tips
Round 2 - Coding Test 

1 hour test of moderate to difficult level questions

Round 3 - One-on-one 

(2 Questions)

  • Q1. They asked about projects i made during my academic years and asked som questions from DSA
  • Q2. Any advise you want to give our company?

Interview Preparation Tips

Topics to prepare for Ciena SDE (Software Development Engineer) interview:
  • Data Structures
  • Software Development
Interview preparation tips for other job seekers - Study and make your base strong on the DSA topics and be ready to give some answers regarding your own opinions.

SDE (Software Development Engineer) Interview Questions asked at other Companies

Q1. A string is given consisting of lowercase alphabets. Write a function which returns yes if the string has all the lowercase letters appearing in it at least once. O(N) time and without using extra space
View answer (3)
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Do not use an unprofessional email address such as cool_boy@email.com. It shows a lack of professionalism by the candidate.
View all tips
Round 2 - HR 

(1 Question)

  • Q1. Walk me through your resume
  • Ans. 

    I have experience in embedded software development and will walk you through my resume.

    • Bachelor's degree in Computer Science with a focus on embedded systems

    • Internship at XYZ Company where I developed firmware for a medical device

    • Worked as a Junior Embedded Software Developer at ABC Company, where I designed and implemented software for an IoT device

    • Proficient in programming languages like C and C++

    • Experience with micr...

  • Answered by AI
Round 3 - Technical 

(1 Question)

  • Q1. Describe the project I have

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared with the company's product and development direction.

Embedded Software Developer Interview Questions asked at other Companies

Q1. How many result cases are possible when to find maximum of three numbers. This is tricky question
View answer (3)

QA Engineer Interview Questions & Answers

user image Anonymous

posted on 11 Aug 2022

Round 1 - Technical 

(1 Question)

  • Q1. All BGP related Questions
Round 2 - Technical 

(1 Question)

  • Q1. All MPLS related Questions
Round 3 - Technical 

(1 Question)

  • Q1. All about writing test cases respect to BGP testing

Interview Preparation Tips

Interview preparation tips for other job seekers - HR questions and salary negotiations. Deciding i will permanent work from home employee

QA Engineer Interview Questions asked at other Companies

Q1. 80 pairs of socks in a dark room, 40 black, 40 white, how many minimum number of socks need to be taken out to get 15 pairs of socks
View answer (7)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed before Mar 2023. There was 1 interview round.

Round 1 - Technical 

(3 Questions)

  • Q1. BGP basic and advanced scenarios
  • Q2. BGP loop avoiding mechanism , Concep t of RR, BGP messages and flow , BGP path selection, L3VPN , LDP , Troubleshooting BGP issues with multiple diagrams and scenarios, BGP table map and route filtering , ...
  • Q3. OSPF areas , Conceptual OSPF questions,

Senior Test Engineer Interview Questions asked at other Companies

Q1. From Selenium -> Which Automation framework I have implemented in my project . Explain each framework components. How to handle dynamic web element. how to handle hidden element. how to upload file in selenium, where hashmap is used in s... read more
View answer (1)

Ciena Interview FAQs

How many rounds are there in Ciena interview?
Ciena interview process usually has 2-3 rounds. The most common rounds in the Ciena interview process are Technical, Resume Shortlist and HR.
How to prepare for Ciena interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Ciena. The most common topics and skills that interviewers at Ciena expect are Python, Networking, Linux, Java and Software Development.
What are the top questions asked in Ciena interview?

Some of the top questions asked at the Ciena interview -

  1. Given a list of numbers in an array ,traverse the array in a way so as to jump ...read more
  2. ex1 ) dict = {'abab' , 'aba', 'xyz', 'xyx'} pattern {'aba'} output {'aba' , 'xy...read more
  3. 1.what is bgp confederation?what are bgp state machines?what is NSSA in ospf?ho...read more
How long is the Ciena interview process?

The duration of Ciena interview process can vary, but typically it takes about less than 2 weeks to complete.

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Ciena Interview Process

based on 26 interviews

Interview experience

4.1
  
Good
View more

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Ciena Reviews and Ratings

based on 419 reviews

4.4/5

Rating in categories

4.0

Skill development

4.4

Work-life balance

4.2

Salary

3.9

Job security

4.4

Company culture

3.7

Promotions

4.0

Work satisfaction

Explore 419 Reviews and Ratings
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