Senior Network Security Engineer (Network Security Architecture)
Core
Design and govern enterprise network security architecture, focusing on Fortinet platforms, Zero Trust, and OT/ICS boundaries to protect corporate networks from cyber threats.
Role type
Senior Network Security Architect (Fortinet SME)
Builds
Unified Security Fabric, firewall policy architectures, ZTNA standards, and OT/ICS security controls for Tiger Brands' manufacturing sites.
Domain
Cybersecurity, Network Security, Industrial Control Systems (OT/ICS)
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
Fortinet platform architecture (FortiGate, FortiManager, FortiAnalyzer, FortiEMS, FortiProxy), Zero Trust design, OT/ICS security, firewall policy governance, ZTNA implementation, SSL/TLS inspection, security telemetry design, change management governance
Preferred skills
Cisco security platforms, POPIA/ISO 27001/IEC 62443/NIST CSF compliance, FMCG/manufacturing domain knowledge
Technologies
Fortinet Security Fabric, FortiGate, FortiManager, FortiAnalyzer, FortiEMS, FortiProxy, FortiNAC, FortiClient, IPsec, SSL/TLS
Responsibilities
Define security design patterns based on Zero Trust and defense-in-depth; Own network security platform architecture and validation; Establish firewall policy and access control standards; Architect Zero Trust Network Access (ZTNA) solutions; Secure OT/ICS network boundaries; Design web security and SSL inspection architectures; Establish security telemetry and log standards; Enforce change governance and risk assessments
Seniority
Senior, hands-on IC with architectural authority