Network Security Engineer
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IT/Tech
Cybersecurity, Network Security, Network Engineer
Job Description & How to Apply Below
We're Hiring | Mid-Level Network & Security Engineer
Industry: Information Technology | Networking & Cybersecurity
Are you a technically driven Network & Security Engineer with hands-on Fortinet experience and a passion for delivering secure, reliable network solutions?
We are looking for a Mid-Level Network & Security Engineer to join a dynamic technology environment, providing network and cybersecurity support to a diverse customer base. This role is ideal for an experienced engineer who enjoys troubleshooting complex technical challenges, managing security infrastructure and building strong customer relationships.
Key Responsibilities- Provide remote and onsite technical support within Managed Services (MSA/SLA) environments.
- Administer, configure and maintain Forti Gate firewalls, including firewall policies, NAT, VPNs and security profiles.
- Troubleshoot LAN, WAN, wireless, SD-WAN, routing and switching environments.
- Investigate security alerts, vulnerabilities and suspicious network activity.
- Perform firewall upgrades, configuration reviews, network health checks and security hardening.
- Conduct root cause analysis and ensure incidents are resolved within agreed SLA targets.
- Monitor network performance and identify opportunities for optimisation.
- Maintain technical documentation, network diagrams and customer service reports.
- Build strong customer relationships through professional technical guidance and support.
- Mandatory:
Fortinet NSE4 certification or current Fortinet Certified Professional equivalent. - Minimum 3 years' hands-on experience in network and security support.
- Proven experience administering Forti Gate firewalls.
- Practical experience with IPsec VPN technologies, routing, switching and firewall policy management.
- Strong understanding of TCP/IP, VLANs, NAT, DNS, DHCP, routing protocols and wireless networking.
- Demonstrated network security troubleshooting and customer support experience.
- Strong understanding of cybersecurity principles and best practices.
- CCNA, CompTIA Network+ or equivalent networking certification.
- Exposure to Forti Analyzer, Forti Manager, Forti Switch, FortiAP and Forti Client EMS.
- Knowledge of Microsoft 365 and Azure networking fundamentals.
- Exposure to ZTNA, SD-WAN and managed services environments.
Proactive problem-solver with strong analytical and troubleshooting abilities. You thrive in a customer-facing technical environment, work independently and take ownership of technical challenges while maintaining high service delivery standards.
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