Role Purpose TAC Security is looking for a highly skilled

Security Engineer – OSCP Certified

with strong hands-on expertise in

penetration testing, vulnerability assessment, application security, network security, and offensive security . The Security Engineer will be responsible for identifying, validating, and demonstrating security vulnerabilities across web applications, APIs, mobile applications, networks, cloud environments, and infrastructure. The role requires a solid offensive-security mindset, practical exploitation skills, and the ability to provide actionable remediation guidance to clients and internal teams. Key Responsibilities 1. Vulnerability Assessment & Penetration Testing Perform end-to-end

Vulnerability Assessment and Penetration Testing (VAPT)

across applications and infrastructure. Conduct manual penetration testing rather than relying solely on automated scanning tools. Identify, validate, exploit, and document security vulnerabilities. Perform network and infrastructure penetration testing across internal and external environments.



Conduct security testing of web applications, APIs, mobile applications, and cloud-based environments. Perform vulnerability verification and retesting after remediation. Evaluate vulnerabilities based on technical severity, exploitability, and potential business impact. 2. Web Application & API Security Perform advanced web application penetration testing aligned with

OWASP Top 10

and relevant testing methodologies. Test for vulnerabilities including SQL Injection, XSS, SSRF, IDOR, authentication and authorization weaknesses, insecure deserialization, file-upload vulnerabilities, business-logic flaws, and security misconfigurations. Conduct API security assessments covering REST and other API architectures. Identify complex authorization, authentication, session-management, and business-logic vulnerabilities. 3. Network & Infrastructure Security Conduct external and internal network penetration testing. P

📌 Security Engineer (Mumbai)
🏢 TAC Security
📍 Mumbai