Senior Zscaler App Support Engineer

NTT Data Singapore; Singapore; On-site; SGD 90,000 - 140,000; Full time

Job summary

NTT Data Singapore is seeking a Zscaler App Support Engineer to manage L2/L3 tickets for Zscaler, while contributing to IT security services development, operation, and improvement. You will work with internal users and stakeholders to resolve incidents and optimize platform performance.

The role requires hands-on Windows and Linux administration, familiarity with Git, REST, regex, and automation tools such as Ansible and Terraform, plus strong communication and analytical skills to drive

Qualifications

• Minimum 5 years of technical, customer-focused experience.
• Strong Windows and Linux administration skills.
• Experience with IT security or security-related services is a plus.
• Familiarity with Zscaler Cloud security platforms is beneficial.

Responsibilities

• Handle L2 and L3 tickets for Zscaler.
• Operate ZIA and other IT security-related services.
• Develop automation strategies for team processes.
• Collaborate with stakeholders to analyse and integrate new features.
• Troubleshoot and resolve incidents and initiate bug fixes.
• Maintain architectural and security documentation.
• Evaluate and procure security systems and tools while applying best practices.

Skills

5+ years experience

Customer-focused

Independent worker

Effective communication

Analytical thinking

Windows administration

Linux administration

Tools

Git

REST

Regular Expressions

Ansible

Terraform

Job description

NTT Data Singapore is seeking a Zscaler App Support Engineer to manage L2/L3 tickets for Zscaler, while contributing to IT security services development, operation, and improvement. You will work with internal users and stakeholders to resolve incidents and optimize platform performance.

The role requires hands-on Windows and Linux administration, familiarity with Git, REST, regex, and automation tools such as Ansible and Terraform, plus strong communication and analytical skills to drive