Consultant - Network Security

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Description

We are seeking a Consultant – Network Security to design, implement, and operate secure, compliant network segmentation between regional environments and Global networks. This role leverages a standardized control stack including Check Point Security Gateways, Palo Alto Networks next-generation firewalls, Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA), and Cloudflare for DDoS mitigation, WAF, and application protection. The position blends architecture, hands-on engineering, automation, and L3/L4 operational leadership to deliver policy-driven connectivity under strict regulatory and operational requirements. Responsibilities Define trust zones, routing boundaries, and inter-zone controls for regional and Global Network, covering north-south and east-west paths, micro-segmentation for sensitive tiers, and explicit cross-border allow-lists Produce HLD/LLD, threat models, and control mappings aligned to internal standards and regional regulation to enable secure communication between regional and Global customer sites Design and operate dual-vendor firewall perimeters with clear control allocation, HA/cluster design, deterministic failover, NAT domain strategy, SSL/TLS inspection governance, and Threat Prevention/WildFire/URL filtering tuned for jurisdiction Engineer ZIA for identity-aware egress controls, SSL inspection with jurisdiction-aware bypasses, inline CASB/DLP, and sanctioned SaaS governance Implement ZPA for per-application zero-trust access, with con

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