Ensign InfoSecurity

Associate Consultant, Security Testing and Red Teaming

Ensign InfoSecurity  •  Singapore, SG (Onsite)  •  10 hours ago
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Job Description

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.
Ensign InfoSecurity

About Ensign InfoSecurity

Ensign InfoSecurity is the largest pure-play end-to-end cybersecurity service provider in Asia. Headquartered in Singapore, Ensign offers bespoke solutions and services to address their clients’ cybersecurity needs. Their core competencies are in the provision of cybersecurity advisory and assurance services, architecture design and systems integration services, and managed security services for advanced threat detection, threat hunting, and incident response. Underpinning these competencies is in-house research and development in cybersecurity. Ensign has two decades of proven track record as a trusted and relevant service provider, serving clients from the public and private sectors in the Asia Pacific region.

Industry
IT & Software
Company Size
501-1,000 employees
Headquarters
Singapore, SG
Year Founded
2018
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