Full job description Fortinet Technical Design Authority (TDA)


We are seeking an experienced Fortinet Technical Design Authority (TDA) to lead the architecture, governance, and strategic delivery of enterprise-scale Fortinet security solutions across complex multi-site and multi-tenant environments.


Key Responsibilities


Lead the design and governance of enterprise Fortinet environments Define and maintain security architecture standards, operational models, and best practices Provide technical oversight for large-scale Fortinet deployments, migrations, and optimisation initiatives Work closely with SOC, infrastructure, networking, and security engineering teams Act as the senior escalation point for complex Fortinet architecture and operational challenges


Core Technical Expertise


FortiManager


Policy package governance and lifecycle management ADOM design and administration Workflow approval processes and change governance Multi-tenant operational management Standardisation and automation of security policy deployment


FortiAnalyzer


Centralised logging and reporting strategy SOC integration and event correlation Incident and event handling workflows Compliance reporting and audit outputs SIEM interoperability and operational analytics


Secure SD-WAN


SLA rule creation and traffic steering Link health checks and performance optimisation ADVPN architecture and dynamic overlay networking Hub-and-spoke topology design Network segmentation and security zoning strategy


UTM / NGFW Leadership


IPS policy tuning and threat optimisation SSL inspection strategy and operational governance Certificate lifecycle and PKI management Proxy-based vs flow-based inspection design Web Application Firewall (WAF) capabilities where applicable Zero Trust Network Access (ZTNA) and SASE architecture integration


Required Experience


Extensive hands-on Fortinet architecture and engineering experience Strong understanding of enterprise security and networking principles Experience operating within regulated or large-scale enterprise environments Ability to produce high-quality technical designs, standards, and governance documentation Excellent stakeholder engagement and technical leadership skills


Desirable Certifications


NSE 7 / NSE 8 (or equivalent Fortinet certifications)
CCNP / CCIE Security
CISSP or equivalent security certification