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Associate Engineer, Security Testing and Red Teaming @ Ensigninfosecurity

SingaporeOnsiteFull-time
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About this role

Ensign is hiring ! Associate Consultant, Security Testing and Red Teaming

Roles and Responsibilities

• Conduct penetration testing engagements under the guidance of senior consultants, including: • Web application penetration testing • Network and infrastructure penetration testing (internal and external) • Cloud security testing (e.g. AWS, Azure, GCP) • Mobile application penetration testing • IOT penetration testing • OT penetration testing

• Execute assigned testing activities responsibly and professionally, following defined scopes, rules of engagement, and methodologies. • Identify, validate, and exploit security vulnerabilities using industry-standard tools and manual techniques. • Document findings clearly and accurately, including technical details, evidence, and remediation recommendations. • Assist in preparing high-quality technical reports and contribute to executive-level summaries. • Participate in engagement activities such as kick-off calls, scoping discussions, and post-engagement briefings where appropriate. • Collaborate with team members during testing, including peer reviews and technical walkthroughs. • Maintain detailed testing notes, logs, and artifacts to support quality assurance and reporting. • Continuously develop technical skills across penetration testing, exploitation techniques, and security fundamentals. • Stay current with emerging vulnerabilities, attack techniques, and offensive security tooling. • Over time, support or participate in broader offensive security activities, such as: • Adversary simulation and red teaming exercises • Automation or tooling development • Security research and proof-of-concept development

Requirements

• Offensive Security Certified Professional (OSCP) certification is required. • Strong understanding of penetration testing methodologies and ethical hacking principles. • Solid foundations in: • TCP/IP networking • Operating systems (Windows and Linux) • Web application architecture and common vulnerabilities

• Exposure to scripting or programming (e.g. Python, Bash, PowerShell). • Familiarity with common vulnerability classes (e.g. OWASP Top 10, misconfigurations, credential abuse). • Basic understanding of Active Directory security concepts. • Exposure to cloud platforms or containerised environments will be useful. • Hands-on experience using common penetration testing tools (e.g. Burp Suite, Nmap, Metasploit, BloodHound). • Ability to write clear, structured, and technically accurate documentation and reports. • Strong desire to grow into advanced offensive security and red teaming roles. • Strong analytical mindset and problem-solving skills. • Professional conduct, integrity, and respect for confidentiality.

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