Offensive Security Consultant – AI-Driven Pen Testing

PT ITSEC Asia Tbk; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

ITSEC Asia is seeking a Cybersecurity Consultant (Offensive Security) to join our growing team in Singapore. The role exposes you to security assessments across enterprise, cloud, government and critical environments, with emphasis on AI, automation and advanced testing techniques.

The position offers on-the-job training, mentorship, and opportunities to work with diverse technologies while developing both technical and client-facing capabilities in a consulting setting.

Qualifications

• Diploma or degree in Cybersecurity, Information Security, CS, or Engineering.
• Around 3 years of hands-on penetration testing or offensive-security experience.
• Strong junior candidates with less experience encouraged if they can demonstrate practical offensive-security skills and willingness to learn.
• CRT or OSCP preferred.
• Good practical understanding of penetration-testing methodologies, tools and techniques.
• Experience with web/API/network/mobile/cloud pentesting advantageous.
• Experience with OT/ICS/IoT or critical infrastructure security testing is highly advantageous.
• Strong analytical, troubleshooting and problem-solving capabilities.
• Ability to produce clear, accurate and professional technical reports.
• Good communication skills and the ability to explain technical security issues clearly to clients.
• Interest in AI, automation, scripting and emerging offensive-security technologies, with the ability to learn quickly.

Responsibilities

• Conduct penetration testing and vulnerability assessments across web applications, APIs, mobile applications, networks, cloud environments and other technology platforms.
• Support security assessments involving OT, IoT and other specialised environments.
• Identify, validate and demonstrate security vulnerabilities using appropriate testing methodologies and techniques.
• Assess the technical and business impact of identified vulnerabilities and attack paths.
• Document testing activities, technical evidence, proof-of-concept results and assessment conclusions clearly.
• Prepare professional penetration-testing reports covering findings, risk implications, supporting evidence and remediation recommendations.
• Present technical findings to clients and explain security risks and remediation approaches to both technical and non-technical stakeholders.
• Conduct remediation verification and retesting to confirm vulnerabilities addressed.
• Responsibly use AI-assisted security testing, automation, scripting and emerging technologies to improve workflows with oversight.
• Continuously develop knowledge of emerging vulnerabilities, attack techniques, tools and industry methodologies.
• Contribute to the development of the team's testing methodologies, knowledge base, tooling and capabilities.

Skills

Penetration testing

Offensive security

Analytical thinking

Report writing

Client communication

AI/automation interest

Education

Diploma or degree in Cybersecurity, Information Security, CS, or Engineering

Tools

Penetration testing tools

AI/automation tooling

Job description

ITSEC Asia is seeking a Cybersecurity Consultant (Offensive Security) to join our growing team in Singapore. The role exposes you to security assessments across enterprise, cloud, government and critical environments, with emphasis on AI, automation and advanced testing techniques.

The position offers on-the-job training, mentorship, and opportunities to work with diverse technologies while developing both technical and client-facing capabilities in a consulting setting.