Network Firewall & Software Manual Testing Engineer

substance
Full-time Singapore, Singapore Quality Management
Posted:
March 02, 2026
Location:
Singapore, Singapore, Singapore

Job Description

Overview

Substance is seeking a detail-oriented and experienced Network Firewall & Software Manual Testing Engineer to join our growing team. In this role, you will be responsible for ensuring the robustness and security of network systems by conducting comprehensive manual testing on firewalls and related software applications. You will work closely with development teams to validate security configurations and functionality, identifying vulnerabilities and performance issues before they affect the production environment.

Key Responsibilities

  • Conduct manual testing of firewall and hotspot gateway software to ensure reliability and performance.
  • Document all test cases, results, and observations using Excel or related software tools.
  • Identify, log, and track bugs and defects , ensuring they are properly reported and addressed by developers.
  • Perform various testing methodologies, including fu...

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Job Overview

Job Type: Full-time
Location: Singapore, Singapore
Posted: March 02, 2026
Deadline: April 11, 2026