Associate Systems Engineer - Firewall (Infra Security)

Synapxe; Singapore; On-site; SGD 75,000 - 95,000; Full time

Job summary

A leading tech company in Singapore is seeking an Assistant Lead Engineer to manage firewall systems and optimize security. You will configure and maintain firewalls, support automation processes, and mentor junior engineers. The ideal candidate has over 5 years of experience with enterprise firewalls and is familiar with scripting for automation. This is an exciting opportunity in the HealthTech sector.

Qualifications

• Minimum 5 years of hands-on experience managing Enterprise Firewalls (NGFW, VPN, IPS/IDS).
• Experience with Algosec for firewall policy management is preferred.
• Team leadership or mentoring experience is highly desirable.

Responsibilities

• Configure, deploy, and maintain Fortinet and Palo Alto firewalls.
• Assist in managing firewall policy automation and compliance checks.
• Mentor junior engineers and coordinate firewall-related projects.
• Support audits, risk assessments, and security policy enforcement.
• Develop and maintain scripts to automate firewall rule management.
• Troubleshoot firewall-related issues and perform root cause analysis.
• Work with the security team to address firewall-related vulnerabilities.

Skills

Firewall Management

Algosec Administration

Scripting Knowledge

Team Leadership

Networking

Education

Bachelor in Computer Engineering or equivalent

Tools

Fortinet

Palo Alto

Algosec

Python

Ansible

Job description

Position Overview

This is a 2 year direct contract role.

The Assistant Lead Engineer that is supporting firewall, managing algosec platform to automate firewall rules and support end to end of firewall management.

Role & Responsibilities

• Firewall Management: Configure, deploy, and maintain Fortinet and Palo Alto firewalls, ensuring optimal security posture.

• Algosec Administration: Assist in managing firewall policy automation, compliance checks, and risk analysis using Algosec.

• Team Leadership (For more senior candidates): Mentor junior engineers, coordinate firewall-related projects, and ensure best practices are followed.

• Governance & Compliance: Support the HOD in audits, risk assessments, and security policy enforcement.

• Automation & Scripting: Develop and maintain scripts (Python, Ansible, etc.) to automate firewall rule management and reporting.

• Incident Response: Troubleshoot firewall-related issues, perform root cause analysis, and implement fixes.

• Vulnerability Management: Work with the security team to address firewall-related vulnerabilities and apply patches.
  Documentation: Maintain detailed records of firewall rules, changes, and compliance reports.

Requirements

• Bachelor in Computer Engineering or any equivalent

• Min 5 years of hands-on experience managing Enterprise Firewalls (NGFW, VPN, IPS/IDS).

• Experience with Algosec for firewall policy management (preferred).

• Strong understanding of networking (TCP/IP, BGP, VPNs, routing/switching).

• Scripting knowledge (Python, Bash, PowerShell, etc) for automation tasks.

• Team leadership or mentoring experience is highly desirable.

• Familiarity with cloud security (AWS/Azure firewalls) is a plus.

• Certifications such as PCNSE (Palo Alto), NSE (Fortinet), or CISSP/CCSP are advantageous.

• Strong analytical skills and ability to work in a fast-paced environment.

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