Role Summary:
The Senior Level 5 Firewall Engineer will be responsible for designing, implementing, managing, and optimizing enterprise firewall and network security solutions with a primary focus on FORTINET FortiGate firewalls and Cisco networking technologies. The role requires expertise in securing complex IT infrastructures, conducting risk assessments, and ensuring compliance with cybersecurity standards.
Key Responsibilities:
Firewall & Security Administration
- Deploy, configure, and maintain FORTINET FortiGate firewalls, including policies, VPNs, threat protection, and security services.
- Implement and manage FortiManager, FortiAnalyzer, and FortiAuthenticator solutions.
- Conduct regular firewall rule audits, optimization, and troubleshooting to ensure best security practices.
- Develop and enforce firewall policies based on business and compliance requirements.
- Monitor firewall logs, investigate security alerts, and provide threat mitigation strategies.
- Integrate firewall solutions with SIEM and SOC operations for real-time threat detection.
Cisco Network Engineering
- Configure, manage, and troubleshoot Cisco routers, switches (Catalyst/Nexus), and wireless networks.
- Implement Cisco ASA and Firepower firewall solutions where required.
- Design and maintain LAN, WAN, VPN, and SD-WAN architectures.
- Ensure QoS, VLAN segmentation, routing protocols (OSPF, BGP, EIGRP), and network redundancy are properly implemented.
- Work with Cisco ISE (Identity Services Engine) for network access control and security policies.
Network Security & Compliance
- Perform penetration testing, vulnerability scanning, and remediation on firewall and network infrastructure.
- Ensure compliance with ISO 27001, POPIA, and other regulatory frameworks.
- Assist in incident response, forensic analysis, and root cause investigations in case of security breaches.
- Implement Zero Trust Architecture and Micro-Segmentation Strategies.
Technical Support & Documentation
- Provide L3/L4 escalation support for firewall and network security incidents.
- Maintain detailed network diagrams, security policies, and technical documentation.
- Train and mentor junior engineers and IT staff on firewall configurations and best practices.
- Conduct security awareness sessions for end-users and stakeholders.
Required Qualifications & Certifications:
- FORTINET NSE 5 or NSE 6 Certification (NSE 7 preferred)
- Cisco Certified Network Professional (CCNP) or higher (CCIE preferred)
- FortiGate Firewall Expertise (FortiManager, FortiAnalyzer, FortiAuthenticator)
Desired Skills:
- FORTINET
- FORTIGATE
- CISCO
- FIREWALLS
- SECURITY
- ISO 27001
- VPN
Desired Work Experience:
- 5 to 10 years