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Trillium Information Security Systems

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Pentest Engineer

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Summary

A penetration testing / red team consultant (1.5–2.5 years experience) conducting VAPT on web apps, mobile apps (Android, iOS, Huawei), APIs, networks, and Active Directory, including red team operations and SAST/DAST reviews, then writing client-facing VAPT reports and guiding junior testers. Tooling spans Burp Suite, MobSF/Frida, and BloodHound/Impacket/Metasploit.

Job Summary:

We are seeking a highly skilled and experienced Senior Penetration Tester / Red Team Security Consultant with 1.5–2.5 years of hands-on experience in conducting advanced penetration testing and security assessments across Web Applications, Mobile Applications (Android, iOS & Huawei), APIs, Network Infrastructure, and Active Directory environments.

The ideal candidate should possess strong technical expertise in manual penetration testing, vulnerability exploitation, red team operations, SAST/DAST methodologies, and security reporting. The candidate must be capable of independently managing security assessments, identifying complex vulnerabilities, demonstrating their business impact, and providing effective remediation recommendations.

Key Responsibilities:

  • Conduct advanced VAPT assessments of Web, Mobile (Android, iOS & Huawei), APIs, Networks, and Active Directory environments.
  • Execute Red Team operations, including Active Directory exploitation, lateral movement, post-exploitation, and adversary simulation.
  • Perform Mobile Application Security Testing, including reverse engineering, runtime manipulation, SSL pinning bypass, and root/jailbreak detection bypass.
  • Conduct API Security Testing, focusing on authentication, authorization, token security, and business logic vulnerabilities.
  • Perform SAST, DAST, and source code security reviews to identify security weaknesses.
  • Prepare professional VAPT reports with PoCs, risk ratings, business impact, and remediation recommendations.
  • Communicate findings to clients, conduct vulnerability revalidation, and guide junior penetration testers.
  • Stay updated with emerging threats, exploitation techniques, and offensive security tools


Requirements

  • 1.5–2.5 years of practical experience in penetration testing, vulnerability assessments, and offensive security operations.
  • Strong expertise in Web Application Penetration Testing, including OWASP Top 10, authentication/authorization testing, business logic vulnerabilities, and advanced exploitation techniques.
  • Strong proficiency in API Penetration Testing, including REST/SOAP APIs, JWT security, OAuth 2.0, broken object-level authorization (BOLA), and business logic exploitation.
  • Practical experience in Active Directory Penetration Testing and Red Team Operations, including Kerberoasting, AS-REP Roasting, ACL abuse, privilege escalation, credential attacks, and lateral movement.
  • Proven experience testing Android and iOS applications for security flaws.
  • Experience writing professional VAPT reports.
  • Excellent communication skills, both written and verbal.

Preferred Tools & Technologies:

  • Burp Suite, ZAP, MobSF, Frida, JADX, Checkmarx, Fortify, SonarQube
  • BloodHound, PowerView, Impacket, NetExec, Responder, Mimikatz, Rubeus, Certipy, Metasploit, Evil-WinRM.
  • Kali Linux, ParrotOS, or equivalent pentesting environments

Education & Certifications (Preferred but not mandatory):

  • Bachelor's degree in Computer Science, Cybersecurity, or related field
  • Certifications like eJPT, CEH Practical & Certified Application Security Engineer are preferred.
  • Certifications such as OSCP, CEH, or GWAPT are a plus but not mandatory.


Skills

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See also

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