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Zscaler company · OPEN ROLE

Zscaler

Senior Product Support Engineer

Tokyo · Customer Success

Company
Connects users, devices and apps securely worldwide through the Zero Trust Exchange cloud security platform.
Role
Resolves complex security and network issues for customers by phone and email.

What you will do

We rewrote the responsibilities and qualifications in plain language instead of copying the original posting.

Responsibilities

  • Advise customers by phone and email on difficult security and network failures.
  • Diagnose and resolve advanced technical cases independently at the third support tier.
  • Work with engineers to guide customer testing and troubleshooting.
  • Recreate reported faults so their underlying cause can be confirmed.
  • Share verified issues and improvement feedback with engineering and operations.

What you need

  • Understand core AI and machine learning concepts with experience applying, protecting, or presenting related solutions.
  • Bring at least four years in technical support or a comparable technical role.
  • Hold a bachelor's degree in computing, IT, or a closely related discipline.
  • Diagnose technical failures effectively while communicating directly with customers.

Good to have

  • Read enterprise network diagnostics, including TCP/IP traffic and packet captures.
  • Have worked with protocols such as HTTP, SMTP, DNS, LDAP, FTP, and proxy services.
  • Administer Windows, Linux, or FreeBSD and inspect network packets with Wireshark.
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Checked 2026-10-17

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