Senior Network Security Architect: Zero Trust & Cloud Edge

Insight Global; Brookhaven (GA); On-site; USD 140,000 - 190,000; Full time

Job summary

Insight Global is seeking a Senior Network Perimeter Security Architect to lead strategy, design, and modernization of enterprise network security across data centers, branch locations, hybrid cloud, and remote access environments.

You will define scalable security architectures for firewalls, Zero Trust, segmentation, and cloud perimeters, overseeing Palo Alto and Fortinet environments, Zscaler ZIA/ZPA, and Cisco SD-WAN.

Qualifications

• 7-10+ years of relevant enterprise networking and cybersecurity experience.
• 5+ years in network security architecture, lead engineering, or equivalent design accountability.
• Experience architecting multi-site enterprise NGFW environments, preferably Palo Alto, including centralized policy governance, routing, VPN, HA, inspection, and logging.
• Strong understanding of TCP/IP, BGP, OSPF, NAT, DNS, DHCP, IPSec/SSL VPN, network segmentation, and SD-WAN security integration.
• Hands-on architectural experience with Zero Trust, ZTNA, cloud perimeter controls, and secure hybrid connectivity; ability to assess Zscaler ZIA/ZPA designs.
• Experience producing HLD/LLD, security architecture standards, risk assessments, implementation guidance, and resilient design validation.
• Ability to communicate complex technical tradeoffs to leadership and work across Cybersecurity governance and Infrastructure operations.
• Experience with Fortinet, Cisco Secure Firewall, Check Point, and multi-vendor firewall migrations or rationalization.
• Deep familiarity with Azure network security, Private Link, ExpressRoute, Azure Firewall, and AWS/GCP equivalents.
• Experience with Cisco SD-WAN, Zscaler ZIA/ZPA, Cisco ISE/NAC, NSX/vDefend, web application firewalls, and application delivery/security integration.
• Automation experience with Terraform, Ansible, Python, REST APIs, Git, and CI/CD; familiarity with security telemetry and SIEM integrations.
• Experience with SolarWinds, Splunk, ThousandEyes, Wireshark, NetFlow, or similar diagnostics and observability platforms.
• Knowledge of NIST, CIS Controls, ISO 27001, PCI DSS and other applicable frameworks; experience with vendor/managed service governance.
• Bachelor’s degree in Cybersecurity, Computer Science, IT or equivalent experience; relevant certifications such as CISSP, CCSP, CCNP Security, PCNSE, or comparable credentials.

Responsibilities

• Define scalable, resilient security architectures and technical standards across next-generation firewalls, Zero Trust, segmentation, SASE/SSE, secure connectivity, and cloud perimeter controls.
• Lead architecture and risk reviews; support firewall lifecycle and platform rationalization; ensure high availability and disaster recovery.
• Provide senior-level technical guidance during complex incidents; maintain architecture standards and documentation.
• Mentor engineers and ensure smooth transition of solutions into operational support.
• Collaborate with Cybersecurity, Network Engineering, Cloud Engineering, Applications, Operations, Architecture, and managed service providers to drive secure, scalable networks.

Skills

Network security architecture

Multi-site NGFW design

Zero Trust / ZTNA

SD-WAN security

Cloud perimeter controls

Leadership / mentoring

Policy governance

Education

Bachelor’s degree in Cybersecurity/CS/IT

CISSP / CCSP / CCNP Security / PCNSE

Tools

Palo Alto Networks

Fortinet

Zscaler ZIA/ZPA

Cisco SD-WAN

Azure / AWS / GCP networking

Job description

Insight Global is seeking a Senior Network Perimeter Security Architect to lead strategy, design, and modernization of enterprise network security across data centers, branch locations, hybrid cloud, and remote access environments.

You will define scalable security architectures for firewalls, Zero Trust, segmentation, and cloud perimeters, overseeing Palo Alto and Fortinet environments, Zscaler ZIA/ZPA, and Cisco SD-WAN.