L2 / L3 Network Security Engineer – Fortinet Firewall Specialist-Immediate Joiner

Job Title :

L2 / L3 Network Security Engineer – Fortinet Firewall Specialist

Experience : L2 :

3–5 years in Network Security with hands-on Fortinet experience

L3 :

6–10+ years with advanced troubleshooting and design expertise

Certifications (Preferred) :

NSE 4

(Fortinet Network Security Professional) – Mandatory for L2

NSE 7 or NSE 8

– Preferred for L3

Additional : ITIL, CISSP (optional)

Key Responsibilities :

L2 Responsibilities :

Day-to-day

administration and monitoring

of Fortinet Firewalls (FortiGate, FortiManager, FortiAnalyzer).

Implement

basic policy changes , NAT, VPN configurations.

Perform

incident analysis , troubleshooting, and escalate complex issues to L3.

Monitor logs and alerts via

FortiAnalyzer / SIEM tools .

Ensure compliance with security standards and assist in audits.

Work on

change requests

and maintain documentation.

L3 Responsibilities :

Design and architecture

of Fortinet firewall solutions for enterprise environments.

Advanced troubleshooting for

complex network security incidents .

Configure and optimize

high availability (HA) ,

SD-WAN ,

IPS ,

Application Control ,

Web Filtering , and

SSL Inspection .

Perform

firmware upgrades , migrations, and integration with

cloud security (FortiGate on AWS / Azure) .

Conduct

root cause analysis , prepare RCA reports, and drive automation (Python / Ansible).

Mentor L1 / L2 teams and create SOPs.

Ensure compliance with

ISO 27001, PCI-DSS, NIST

frameworks.

Technical Skills Required :

Fortinet Products :

FortiGate, FortiManager, FortiAnalyzer, FortiAuthenticator.

VPN Technologies : IPSec, SSL.

Routing Protocols : BGP, OSPF.

Security Features :

IPS, Web Filtering, Application Control, SD-WAN.

Automation :

Python, Ansible (for L3).

Cloud Security :

FortiGate on AWS / Azure / GCP.

Soft Skills :

Strong analytical and troubleshooting skills.

Ability to work under pressure and handle escalations.

Excellent communication and documentation skills.