L3 Security Engineer - Firewall Architecture

Job Description : - Provide senior (Level 3) firewall architecture and engineering expertise to large, complex enterprise LAN and WAN client in predominantly Palo Alto environment. - Security Architecture and Design : Develop and implement robust security architectures and frameworks to protect our infrastructure and applications. - Performance Tuning : Optimize firewall performance, ensuring high availability, scalability, and minimal impact on network traffic. - Incident Response : Investigate and respond to security incidents related to firewall breaches, performing root cause analysis and remediation. - Policy and Rule Management : Create and enforce firewall policies and access control rules, regularly reviewing and updating them to address new threats and changes in network topology. - Security Best Practices : Advocate for and enforce security best practices across all stages of the development lifecycle. - Collaboration : Work closely with development teams to integrate security features and practices into new and existing applications and systems. - Documentation and Reporting : Maintain comprehensive documentation for security procedures, incidents, and system configurations. Provide regular reports and updates to stakeholders. - Compliance : Ensure that security practices comply with industry standards, regulations, and company policies. - Review scripting, planning and execution of Firewall (Palo Alto) Change Management process - Investigate firewall issues / incidents and bring to resolution within stated SLA parameters - Working with Incident, Problem, and Change Management - Provide Root Cause Analysis (RCA) to operations team and customers upon request - Provide technical leadership (both verbal and written) for Incident and Change - firewall related - Able to work on network drawings with Visio - Work and collaborate with other app teams - Good understanding of BGP / EIRGP routing, NAT/PAT, VPN, and firewall technologies Previous Job Experience : - Network or Firewall build and engineering experience and expertise in a variety of predominantly in Palo Alto firewalls, Panaroma, PRISMA cloud, Cisco LAN and WAN in large, complex, enterprise environment - Experience implementing/managing firewall rules, policies, PAN-OS upgrades etc., - Experience using network analysis, management, and performance monitoring tools to plan for growth, diagnose problems and determine source - Working on comprehensive projects in complex networking / VPN environment with IPSEC, Meet Me and NAT (ref:hirist.tech)

Location: chennai, IN

Posted Date: 11/22/2024