Tellabs
3.0 of 5 104 reviews
www.tellabs.com Naperville, IL 1000 to 5000 Employees

Tellabs Interview Questions & Reviews in San Jose, CA

All Interviews Received Offers

Getting the Interview 

75%

Interview Experience 

50%
0%
50%

Interview Difficulty 

Average Difficulty
4 candidate interviews Back to all interview questions
in

Accepted Offer

Negative Experience

Easy Interview

Engineer Interview

Engineer
Santa Clara, CA

I applied online and the process took 2 days - interviewed at Tellabs in February 2012.

Interview Details – If you can answer 50% of the questions you are in

Interview Questions

Negotiation Details – none offered

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Accepted Offer

Positive Experience

Average Interview

Networking Intern Interview

Networking Intern
San Jose, CA

The process took 2 weeks - interviewed at Tellabs in September 2011.

Interview Details – Initially had a phone interview which covered L2,L3 protocols(Routing,Switching).
 After a week was informed tht they want to get me onsite for a panel interview.
 5 ppl frm a team interviewed me. Questions were based on Networking fundamentals:
1)Abt Perl
2)STP
3)RSTP
4)VLANs
5)IGMP Protocol
6)Windowing
7)Adjacency formation in OSPF

Difficulty level was moderate.
Good people and enjoyed the interviewing process

Interview Questions

Negotiation Details – N/A

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No Offer

Positive Experience

Average Interview

Internship Interview

Internship
San Jose, CA

I applied online and the process took 1 week - interviewed at Tellabs in April 2011.

Interview Details – Three people interviewed me(all techies). Questions about OS(process, threading), C Programing and also was asked to solve some puzzles. They went in depth for all the questions and was asked to write programs with syntax (just the pseudo code was not accepted).

Interview Question – Was asked to explain my project in detail and write C code to improve the existing code. This went for around 1.5 hrs   Answer Question

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No Offer

Negative Experience

Average Interview

Engineering Interview

Engineering
Santa Clara, CA

I applied online and the process took 4 days - interviewed at Tellabs in January 2010.

Interview Details – interviewed with 7 people. mostly professional but ran into a few who were too theoretical with an ego. all of them did not appear too excited about the company.

Interview Questions

  • step by step description of network design for various protocols   Answer Question
  • write out a complete ethernet and mpls frame on whiteboard   View Answer

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