Network Security Engineer

Talent Link by e2i; Singapore; On-site; SGD 80,000 - 120,000; Full time

Job summary

Talent Link by e2i is seeking a Network Security Engineer to lead patching cycles, design firewalls, NAC, and segmentation policies for partner networks in Singapore. You will automate deployment with Ansible and Python, and perform hardening audits to remediate posture drifts.

You will monitor security platforms, conduct backups and DR tests, and drive compliance with ISO 27001, NIST, and PCI-DSS. Collaboration with the security team is essential.

Qualifications

• Experience in planning and executing network security patch cycles.
• Ability to harden configurations and remediate posture drifts.
• Experience monitoring security platforms and incident response.

Responsibilities

• Lead monthly patching cycles for network security devices and firmware.
• Automate patch deployment where possible (e.g., via Ansible or vendor tools).
• Perform configuration hardening audits and remediate posture drifts.
• Report posture metrics and status to leadership.
• Monitor health and performance of network security systems; perform backups and DR testing.
• Manage device groups, templates, and stacks; push policy changes safely and tune logging.

Skills

Network Security

Patch Management

Tools

Ansible

Python

Panorama API

Job description

Talent Link by e2i is a programme to match candidates to job opportunities offered by e2i’s Industry Partners. Applicable for Singaporeans and Singapore Permanent Residents only.

This job opportunity is from our Industry Partner in the Telecommunication Industry.

Job Descriptions

• Network Security Posture & Firmware Patching:
• Lead monthly patching cycles for network security devices and firmware
• Automate patch deployment where possible (e.g., via Ansible or vendor tools)
• Perform configuration hardening audits and remediate posture drifts
• Report posture metrics and status to leadership
• Management and Maintenance of Network Security Systems:
• Monitor system health and performance of network security platforms
• Perform regular backups and disaster recovery testing
• Manage device groups, templates, and stacks
• Push policy changes safely and tune logging and reporting
• Perimeter Defense & Network Security Controls Implementation:
• Design and configure firewalls, VPNs, Network Access Control (NAC), and segmentation policies
• Conduct pre- and post-implementation testing
• Integrate security controls with monitoring and SIEM tools
• Compliance, Auditing & Security Hardening
• Achieve and maintain compliance with relevant standards (e.g., ISO 27001, NIST, PCI-DSS network controls) during annual and internal audits
• Remediate all audit findings within defined SLAs
• Knowledge Sharing, Automation & Professional Development
• Automate repetitive tasks using Python, Ansible, Panorama API, or other tools
• Pursue relevant professional certifications and stay current with emerging threats and technologies
• Share threat intelligence, findings, and best practices with the broader security team