PILAVENDIRAN S.A

• Designed and implemented comprehensive security policies for web applications using BIG-IP F5 ASM/WAF. Configured and tuned WAF rules to prevent OWASP Top 10 attacks
• Developed and maintained custom security policies to protect against emerging threats and vulnerabilities.
• Created and managed security policies for multiple web applications, ensuring compliance with industry standards and regulations. Configured and managed WAF policy rules, including URL filtering, rate limiting, and IP blocking. Developed and implemented policy management processes to ensure consistency and accuracy across multiple applications.
• Design, implement, and maintain Palo Alto firewalls to ensure a secure and compliant network infrastructure. Configure and manage Palo Alto firewalls, including policy creation, rule management, and software updates.
• Troubleshoot and optimize Palo Alto firewall performance, including identifying and resolving issues related to connectivity, security, and performance. Develop, implement, and maintain security policies and procedures to ensure compliance with regulatory requirements and bank customer needs.
• Worked in security technologies, including Trellix Intelligence (ATD), Netskope, McAfee Proxy, NIPS, NDLP, SFTP, and NAC, for enhanced organizational security.
• Monitored IT infrastructure for potential security breaches, enhancing system safeguards against threats and intrusions.
• Analyzed system logs from network components to identify and address suspicious activities, improving system integrity.
• Implemented security patches and system updates, maintaining high standards of data protection and compliance.
• Configured and maintained network security tools, ensuring effective prevention and detection of unauthorized access.
• Performed regular backups of critical data stored on the corporate network in accordance with established guidelines.
• Monitored network traffic using packet sniffing tools, such as Wireshark, to detect malicious activity.
• Planned, engineered, and supported data center technology to provide protected and safe data storage.
• Managed time effectively to ensure tasks were completed on schedule, and deadlines were met.

CCNA (200-301)

Learned: Certified in hands-on skills in networking on the most important CCNA.

Concepts, Wireless LANs, Dynamic ARP Inspection, and DHCP Snooping.

Security Architectures, Overlay, Underlay, Fabric, DNA Center, Ansible,

Puppet, Chef, JSON, and structured data.

• The primary duty is ensuring the security of the organization’s digital assets from unauthorized access. Responsible for mitigating risks, identifying suspicious activity, and protecting online and on-site. Perform threat analysis, and monitor the network for malicious activity.
• Perform risk analysis, security assessments, and vulnerability testing. Maintain log analysis by using SIEM, and firewall/server security. Vulnerability scanning in software and hardware, and coordinating with other analysts and departments for network security. Investigate, document, and report all security issues.
• Implement and maintain security protocols. Anticipate threats and alerts to avoid their occurrence. Coordinate with vendors on security plans, and analyze breaches to determine their root cause.