Intern, Vulnerability Assessment & Penetration Testing

Posted:
8/27/2026, 4:12:04 PM

Experience Level(s):
Internship

Field(s):
IT & Security ⋅ Software Engineering

Workplace Type:
On-site

Ensign is hiring !

Duties and Responsibilities

  • Support vulnerability assessments and penetration testing engagements across various technologies, including Network, Web, Mobile, Thick Client Applications, Cloud, Kubernetes, and Operations Technology
  • Assist in developing internal VAPT and red team capabilities through scripting, automation, and research into common exploitation tactics, techniques, and procedures (TTPs).
  • Participate in Capture-The-Flag (CTF) events, both internally and externally, to build practical offensive security skills.
  • Document findings clearly and assist in the preparation of assessment reports.
     

Requirements

  • Currently pursuing a degree in Cybersecurity, Computer Science, Information Technology, or a related field.
  • Basic understanding of cybersecurity principles (e.g. networking fundamentals, web development, common vulnerability classes) and familiarity with frameworks such as OWASP Top 10 and MITRE ATT&CK.
  • Some exposure to programming/scripting languages such as Python, Bash, PowerShell, or .NET (through coursework, personal projects, or CTFs).
  • Genuine interest in offensive security, demonstrated through personal projects, CTF participation, bug bounty attempts, or coursework.
  • Good communication skills and a willingness to learn from and work closely with senior team members.
     

Preferred Qualifications/Skills

  • Prior internship or project experience in a security-related role is a plus
  • Some familiarity with security testing tools such as Nessus, Burp Suite, Frida, or dex2jar.
  • Participation in CTF competitions or bug bounty programs 
  • Offensive Cyber Security Certifications (e.g. OSCP, CRT preferred)

Ensign Infosecurity Pte. Ltd

Website: https://ensigninfosecurity.com/

Headquarter Location: Singapore, Central Region, Singapore

Employee Count: 501-1000

Year Founded: 2018

IPO Status: Private

Industries: Cloud Security ⋅ Consulting ⋅ Cyber Security ⋅ Identity Management ⋅ Information and Communications Technology (ICT) ⋅ Information Technology ⋅ Internet ⋅ Network Security ⋅ Penetration Testing ⋅ Professional Services