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Ensign InfoSecurity • Singapore, Singapore
Role & seniority: Consultant, Security Testing and Red Teaming; Mid-Senior level; Full-time
Stack/tools: Burp Suite, Nmap, Metasploit, BloodHound; Windows/Linux; web app, network, AD, cloud testing; scripting/programming (Python, PowerShell, Bash); cloud platforms (AWS, Azure, GCP)
Deliver end-to-end penetration testing engagements with minimal supervision (web apps, networks, AD, cloud/hybrid, mobile, IoT, OT)
Produce high-quality findings with actionable remediation guidance and support client walkthroughs
Maintain detailed notes, logs, and evidence; contribute to reports, playbooks, and peer reviews; engage with clients and colleagues
OSCP (required); advanced certifications (e.g., OSWE, OSEP, OSED) a plus
3–5 years hands-on pentesting in consulting or internal security
Strong methodology, ROE, ethical hacking principles; deep knowledge of TCP/IP, Windows/Linux, web apps, AD, and cloud security testing
Proficiency with pentest tools; scripting/automation experience
Ability to communicate findings clearly in writing and verbally
Experience with adversary simulation/red teaming; custom tooling and automation development
Internal security research, labs, or capability development
Location & work type: Location not specified; full-time role in Information Technology and ConsultingIndustry
Consultant, Security Testing and Red Teaming Description The Consultant, Security Testing and Red Teaming is a core delivery role within the offensive security practice, responsible for independently executing penetration testing engagements and contributing to advanced offensive security activities. This role has a strong emphasis on hands-on penetration testing across web applications, infrastructure, Active Directory, and cloud environments. Consultants are expected to operate with a high degree of autonomy on scoped engagements, apply sound technical judgement, and produce high-quality, defensible findings and reports for clients. While penetration testing is the primary focus, Consultants are also expected to demonstrate the curiosity and technical breadth to grow into broader offensive security disciplines over time, including adversary simulation, red teaming, tooling development, and security research. Roles and Responsibilities
Seniority level Mid-Senior level Employment type Full-time Job function Information Technology and Consulting Industries IT Services and IT Consulting