GLADSON J
Senior Cyber Security Engineer
Chennai
Summary
Cyber Security Engineer with 5.6 years of experience in Vulnerability Management, Web Application Security, API Security Testing, and Penetration testing. Strong expertise in Qualys VMDR, Cloud Agent and Web Application Scanning (WAS), and hands-on DAST and SAST across enterprise environments. Experienced in identifying, prioritizing, and managing vulnerabilities across Network infrastructure, Web applications, and APIs. Proven ability to deliver actionable security findings, collaborate with development and infrastructure teams, and support remediation to improve overall security posture.
Overview
3
3
Certifications
6
6
years of professional experience
Work History
Cyber Security Analyst
Cognizant
01.2021 - Current
- Executed comprehensive web application penetration testing employing Qualys and manual methods with Burp Suite, adhering to OWASP Top 10 standards.
- Conducted routine vulnerability assessments on servers and network infrastructure, validating findings and mitigating false positives.
- Directed enterprise vulnerability management through Qualys VMDR and AWS Inspector, incorporating ongoing asset visibility, systematic vulnerability detection, prioritization, and remediation monitoring.
- Streamlined static application security testing (SAST) via Checkmarx, assisting development teams in identifying vulnerabilities and providing remediation recommendations.
- Conducted manual penetration testing with Kali Linux and Burp Suite for validation of automated results and detection of complex security issues.
- Performed routine vulnerability assessments on servers and network infrastructure, confirming findings and removing false positives.
- Compiled comprehensive security assessment reports that included technical evidence, evaluated risk impacts, and provided actionable remediation strategies.
- Coordinated with application infrastructure and management teams to oversee fixes, perform retesting, and achieve closure on vulnerabilities.
- Developed expertise in identifying security vulnerabilities within Android mobile applications. executing limited assessments utilizing emulators and manual testing techniques to detect common issues including insecure storage, improper permissions, exported components, and basic OWASP Mobile Top 10 risks.
Education
Master of Science - Information Security and Cyber Forensics
University of Madras
Chennai, India10-2020
Bachelor of Science - Information Security and Cyber Forensics
Dr MGR Educational and Research Institute
Chennai, India07-2017
Skills
Vulnerability Management
Web Application Security Testing
Penetration Testing
Application security testing
Static Application Security Testing
API Security Testing
Kali Linux
Qualys
Risk assessment
Network security
Certification
Qualys Certified Specialist on VMDR
Timeline
Cyber Security Analyst
Cognizant
01.2021 - Current
Bachelor of Science - Information Security and Cyber Forensics
Dr MGR Educational and Research Institute
Master of Science - Information Security and Cyber Forensics
University of Madras