I applied online. I interviewed at Zscaler (Bengaluru) in Feb 2022
Interview
I had applied through Linkedin and the interview process took almost 2 weeks.
1st Round: Technical
2nd Round: Managerial
The HR should have been diligent to inform on what to expect from the Managerial round.
Interview questions [1]
Question 1
Technical Round:
-Difference between PUT and POST
-Sequence Numbers, dup ACks, TCP retransmission
-IPSEC Stages
-What is a transparent Proxy?
-What happens if TCP SYN is dropped
-SAML - How does SP verify that that this is IdP and client
-SNI in SSL
-What is MSS and Window size
-How is Trust established in certificates
-High level question on usage of HAR/Fiddler/Wireshark
-Steps to troubleshoot performance issue
Round2:Managerial
-What do you know about Zscaler
-What are the responsibilities of TAM
-Technical: The interviewer shared a packet capture and asked me to troubleshoot performance issue from the pcap
-Roleplay:Angry customer whose job is on line because the product rolled out by ZS has a bug, all the applications are down and they are loosing money.
-Strength, weakness
-Achievements, Failures
I applied through an employee referral. The process took 6 weeks. I interviewed at Zscaler (Sydney) in Jun 2024
Interview
- [ ] Basic Networking, proxy, SSL Decryption, Need of SSL, VPN, SSL handshake, what is the process when you search a website on browser , HTTP v/s HTTP. HTTP or SSL which is more secure etc.
* MSS vs MTU What would you see in Wireshark as it connects to network troubleshoot packet loss and latency
* SNI in SSL . MSS MTU, Http and https scenario based questions.
* TCP /IP
* OSI model
* packet drop troubleshooting
* slowness issue
* basic cloud fundamentals
* dns
* arp
I applied through an employee referral. The process took 2 days. I interviewed at Zscaler (New Delhi) in Jun 2023
Interview
My application was rejected at the first instance after uploading on the portal. They did not even called me. Later I got referred by a friend and first round was conducted. I was rejected even after answering almost all questions.
Interview questions [1]
Question 1
Basic Networking, proxy, SSL Decryption, Need of SSL, VPN, SSL handshake, what is the process when you search a website on browser , HTTP v/s HTTP. HTTP or SSL which is more secure etc.
I applied online. I interviewed at Zscaler in Mar 2023
Interview
Smooth interview process with good coordination of HR. First Hiring Manager Interview with 2 people. Second Technical Role Play with technical and non-technical stakeholders. Third interview with TAM Director Fourth interview with VPN
Interview questions [1]
Question 1
MSS vs MTU What would you see in Wireshark as it connects to network troubleshoot packet loss and latency
Technical Account Manager applicants have rated the interview process at Zscaler with 3.3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 60% positive. To compare, the company-average is 53.4% positive. This is according to Glassdoor user ratings.
Candidates applying for Technical Account Manager roles take an average of 39 days to get hired, when considering 10 user submitted interviews for this role. To compare, the hiring process at Zscaler overall takes an average of 32 days.
Common stages of the interview process at Zscaler as a Technical Account Manager according to 10 Glassdoor interviews include:
Group panel interview: 18%
Phone interview: 18%
Presentation: 18%
One on one interview: 15%
Drug test: 12%
Background check: 9%
IQ intelligence test: 9%
Personality test: 3%
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