Penetration Tester

Salary
S$5,000 - S$6,500 - Per Month
Location
Singapore
Type
Permanent
Workplace
Hybrid
Published
Aug 20, 2026
Ref
171835
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About the Role
We are seeking a driven and technically proficient Penetration Tester The ideal candidate will have solid experience in performing end-to-end Vulnerability Assessments and Penetration Testing (VAPT) across various environments, possess strong reporting and scripting skills, and demonstrate the ability to engage with clients during both pre-sales and project delivery phases. This is an excellent opportunity for someone looking to grow their career within a CREST-accredited organization that delivers high-impact services to critical industries.
Key Responsibilities
 Penetration Testing & Security Assessments
  • Plan, execute, and document penetration tests on web applications, mobile apps, APIs, infrastructure, cloud environments, and internal/external networks. (Black, Grey, White pentest)
  • Perform source code reviews to uncover insecure code practices and logical vulnerabilities.
  • Develop custom POC scripts and exploits in Python, PHP, JavaScript, and HTML.
  • Utilize industry-standard tools including Burp Suite, Nessus, Checkmarx, HCL AppScan, WebInspect, and manual testing techniques.
  • Conduct compliance-aligned security assessments based on OWASP, NIST, CREST, and MITRE ATT&CK frameworks.
Reporting & Documentation
  • Prepare detailed technical and executive reports, risk analysis, and remediation recommendations.
  • Draft and maintain standardized test plans, methodologies, and reporting templates.
  • Perform peer reviews of reports and assessments for accuracy, clarity, and technical depth.
 Client Engagement & Pre-Sales
  • Support pre-sales activities including technical scoping, requirement gathering, and proposal development.
  • Participate in client-facing meetings to explain findings, provide mitigation advice, and manage expectations.
  • Maintain strong client relationships to ensure satisfaction and encourage repeat business.
Team Collaboration & Growth
  • Mentor and guide junior testers or interns; foster knowledge sharing and continuous improvement.
  • Collaborate with internal teams to improve internal tools, testing methodologies, and knowledge bases.
  • Stay updated on latest threats, vulnerabilities, and tools in the cybersecurity space.
Requirements
  • Singapore Citizen or Permanent Resident (due to client/project security requirements)
  • Minimum 4 years of penetration testing experience
  • CREST CRT and CPSA certified (preferred)
  • Other Security certifications: OSCP, OSWP, HTB, CBBH, CISSP (Bonus)
  • Red Team experience (Bonus)
  • Strong knowledge of OWASP Top 10, MITRE ATT&CK, CVSS, and secure coding practices
  • Strong scripting and automation skills using Python, PowerShell, or Bash
  • Experience with both automated tools and manual testing techniques
  • Strong written and verbal communication skills, especially for reporting and client presentations
  • Ability to manage multiple projects and deadlines in a fast-paced consulting environment
Recommended Qualifications
  • Experience with cloud security testing (AWS, Azure, GCP)
  • Knowledge of DevSecOps or CI/CD integration with security tools
  • Familiarity with red teaming, adversary emulation, or purple teaming
  • Involvement in bug bounty programs or CTFs

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