Senior Engineer- Security Research

Roles & Responsibilities:

• Create signatures for Indusface WAS & WAF product to detect & protect Web applications vulnerabilities.
• Research evolving web attacks, CVEs, and evasion techniques targeting web apps and APIs and generate detection logic based on real-world payloads and tools.
• Build behaviour-based logic, anomaly scoring, and payload inspection for advanced threats.
• Design and prototype new WAF product security features such as: Bot, DDOS, WAAP, etc.
• Outstanding problem solving and troubleshooting skills are a must, as solutions to many problems might not be obvious.
• Drive the end-to-end release process for WAF detection updates and product features.
• Coordinate with DevOps/Release teams to validate rollout on staging and production.
• Monitor post-release impact and lead fixes for regressions or tuning issues.
• Trouble-shooting customer cases & provide timely solutions and write RCAs wherever necessary.
• Developing Security tools, automation to ease manual/repeated work to increase efficiency in providing the solution.

Candidate Profile:

5-10 years of vulnerability analysis, research and developing IPS/IDS/WAF signature writing experience.

Good understanding of:

• Firewalls, proxies, SIEM, antivirus, and IDPS concepts
• Windows & Linux operating systems (REDHAT)
• Network security, network layers (OSI Layer-3 and Layer-4)
• Protocols like TCP/IP, DNS, HTTP, HTTPS, SSH etc.
• Network Penetration testing and techniques
• Identify and mitigate network vulnerabilities and explain how to prevent them
• Programming languages like C/C++ or Python

Hands-on experience in:

• Research on zero days,  critical vulnerabilities, exploits in wild, discover new vulns
• Web-app security  (SQL Injection, XSS, CSRF etc.), OWASP-10, SANS Top 25
• Network analysis tools like tcp dump, Wireshark, Burp suite and assisting tools like Debuggers, Hex Editors, etc.
• Crafting Regular Expressions, Verification & Validation
• Vulnerability scanners, IDS/IPS, Application Firewall, VAPT tools: Metasploit, Nessus, etc.
• Analysing existing or writing new POCs
• DOS attacks, Bot attacks, API based attacks & its exploitation/testing tools
• Experience with ML-assisted detection or behavioural security models
• Contributions to open-source security tools or research publications
• Certifications (e.g., OSWE, GWAPT, CEH, CISSP) are a plus
• Effective written and verbal communication skills.