Pentester

Posted:
2/26/2026, 1:13:04 PM

Location(s):
Selangor, Malaysia

Experience Level(s):
Senior

Field(s):
Software Engineering

Ensign is hiring !

Key Responsibilities
 

1. Penetration Testing & Security Assessments

  • Conduct penetration testing on:

    • Web applications (OWASP Top 10)

    • Mobile applications (iOS / Android)

    • Internal and external networks

    • APIs and web services

    • Cloud environments (AWS, Azure, GCP)

  • Perform vulnerability assessments using automated and manual techniques.

  • Simulate real-world attack scenarios including privilege escalation and lateral movement.
     

2. Exploitation & Validation

  • Identify and exploit security weaknesses in systems and applications.

  • Develop proof-of-concept (PoC) exploits to validate findings.

  • Assess impact and risk severity of vulnerabilities discovered.
     

3. Reporting & Documentation

  • Prepare detailed penetration testing reports including:

    • Executive summary

    • Technical findings

    • Risk ratings

    • Remediation recommendations

  • Present findings to technical teams and management.

  • Provide remediation validation (retest) services.
     

4. Tools & Techniques

  • Utilize industry tools such as:

    • Burp Suite

    • Metasploit

    • Nmap

    • Nessus / OpenVAS

    • Wireshark

    • SQLmap

    • Kali Linux toolsets

  • Develop custom scripts (Python, Bash, PowerShell) where necessary.

  • Stay updated on latest attack techniques, CVEs, and threat trends.
     

5. Compliance & Standards

  • Conduct testing aligned with:

    • OWASP Testing Guide

    • PTES (Penetration Testing Execution Standard)

    • NIST frameworks

    • ISO 27001 controls

  • Support compliance-driven assessments (e.g., PCI-DSS).
     

Requirements

  • Bachelor’s Degree in Cybersecurity, Computer Science, IT, or related field.

Experience

  • 2–5 years of experience in penetration testing or offensive security.

  • Hands-on experience conducting web and network penetration tests.

  • Experience preparing formal penetration testing reports.

(Senior level: 5+ years with leadership or project ownership experience.)

Ensign Infosecurity Pte. Ltd

Website: https://ensigninfosecurity.com/

Headquarter Location: Singapore, Central Region, Singapore

Employee Count: 501-1000

Year Founded: 2018

IPO Status: Private

Industries: Cloud Security ⋅ Consulting ⋅ Cyber Security ⋅ Identity Management ⋅ Information and Communications Technology (ICT) ⋅ Information Technology ⋅ Internet ⋅ Network Security ⋅ Penetration Testing ⋅ Professional Services