Network L3

Role & responsibilities

• Minimum of 9 years of experience in firewall management and network security.
• Strong understanding of firewall concepts, including NAT, zones, and security policies.
• Experience with enterprise firewalls, preferably Palo Alto, and a solid grasp of routing interactions with firewalls.
• Proficiency in routing protocols such as BGP and OSPF, with a mandatory understanding of switching technologies like STP, MLAG, and VLANs.
• In-depth knowledge of datacenter networking concepts and WAN architecture, including SpineLeaf configurations.
• Hands-on experience in troubleshooting complex network issues and excellent documentation skills.
• Ability to communicate effectively with stakeholders and coordinate with vendors for seamless network operations.

Preferred candidate profile

• Conduct L3-level troubleshooting of firewall issues, including traffic drops, NAT complications, and asymmetric routing.
• Design, optimize, and review firewall policies to enhance network security and efficiency.
• Implement NAT, routing, and zone-based policies to ensure seamless network operations.
• Validate security posture and support audits to maintain compliance with industry standards.
• Provide PCR and CAB support for firewall changes, ensuring minimal disruption to services.
• Perform root cause analysis for security and network incidents, developing prevention strategies.
• Support firewall upgrades, migrations, and redesign projects, collaborating with OEMs like Palo Alto, Fortinet, and Check Point.
• Coordinate with vendors and OEMs for network transformation and migration projects, ensuring successful implementation.