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Associate Consultant, Security Testing and Red Teaming

Ensign Infosecurity (Cybersecurity) Pte Ltd · Singapore

IT - Network / Systems / DB AdminImported listingfull-time8 days ago

About The Role

Ensign is hiring !

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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