-
HCLTech

Network Engineer (Firewalls and Zscaler ZIA, ZPA, ZTNA)

HCLTech
Singapore · Full-time · Associate

Job description :-


Experience in solutioning, deploying, and supporting Zscaler security solutions,. The role involves implementing and supporting day2 operations for secure internet access and zero-trust network architectures using Zscaler’s suite of solutions, including ZIA (Zscaler Internet Access) , ZPA (Zscaler Private Access), Zscaler Zero Trust Network Architecture and ZDX along with strong handson skills on Routing / Switching and Next Generation Firewalls like checkpoint / Palo Alto / Cisco FTD / Cisco ASA / Fortigate .


About the Role :

As an Zscaler ZTNA specialist, your main mission will be to operate and maintain the Zscaler suite, propose and participate in improvement activities, and ensure that the solutions meet our stakeholders' requirements. You’ll closely work with the Zscaler Technical Owner and will become his backup. To illustrate, the list of Zscaler-related activities ranges from software maintenance and cleanup (operability) to the development of Appviz functionalities (Continuous Improvement) and includes the maintenance of the security risk matrix, in agreement with our Network security standard, the zone documentation, the automation and integration of related processes (API), and more.


Key Responsibilities:


  1. Day 2 operations support for Zscaler Internet Access (ZIA) , Zscaler Private Access (ZPA) , Zscaler Digital experience , Zscaler app connectors , Zscaler posture profiling to provide secure internet and application access in line with client security requirements.
  2. Solutioning , deploying and supporting Zero Trust Network Architecture (ZTNA) using Zscaler, ensuring robust security for remote and on-premises users.
  3. Configure and optimize Zscaler services to protect users, devices, and applications from internet-based threats while ensuring seamless access to cloud and on-prem resources.
  4. Provide technical expertise in troubleshooting and resolving complex issues related to Zscaler deployments and integrations with existing infrastructure.
  5. Monitor and optimize Zscaler performance and security policies, ensuring compliance with clients regulations and best practices for data protection.
  6. Manage and support policy enforcement, logging, and reporting for internet access control, including integration with SIEM platforms for threat detection and response.
  7. Act as a key liaison between business units, IT teams, and third-party vendors to ensure successful Zscaler Day 2 support and alignment with business needs.
  8. Good understanding of Network Security products like firewalls , proxy , Routers , Switches to troubleshoot accessibility issues via Zscaler ZTNA setup.

Key Skills

Ranked by relevance

network security firewalls technical expertise palo alto switches routers cloud siem asa ftd
Login to Apply
Posted
Mar 23, 2026
Type
Full-time
Level
Associate
Location
Singapore
Company
HCLTech

Industries

IT Services IT Consulting

Categories

Information Technology

Related Jobs

3 roles aligned with this opportunity

View all jobs
View Job Details
HCLTech
Related

Network Engineer

2026-05-16

Contract
Mid-Senior
United Arab Emirates
Banking
Information Technology
View Job Details
Logicalis Asia Pacific
Related

Network Engineer

2026-05-26

Contract
Associate
Singapore
IT Services
Information Technology
View Job Details
HCLTech
Related

Senior Software Engineer - Dot Net/ERP

2026-05-20

Full-time
Mid-Senior
Singapore
IT Services
Information Technology