Firewall Management

Configures basic firewall rules with iptables/nftables and understands stateful vs stateless packet filtering. Creates simple ACLs for network segments.

Designs firewall rule sets for enterprise networks. Configures next-gen firewalls (Palo Alto, Fortinet) and WAF (Cloudflare/AWS WAF). Implements microsegmentation.

Designs zero-trust network architecture with firewalls. Implements automated firewall rule management. Conducts firewall audits and eliminates redundant/conflicting rules.

Defines firewall strategy and security policy for the organization. Makes decisions on next-gen firewall vendors. Manages the network security perimeter.

Shapes network security strategy. Researches AI-driven threat detection in NGFW. Influences security architecture standards. This skill is critically important for successful performance in the role.