We are seeking a highly skilled L2 Network Security Engineer to manage, optimize, and secure our enterprise-level network infrastructure. In this role, you will be responsible for the end-to-end administration of LAN/WAN, SD-WAN, and security frameworks. You will serve as a critical technical escalation point, ensuring high availability through proactive monitoring, root cause analysis (RCA), and precise execution of network changes.

Key Responsibilities

Network Administration: Configure and manage enterprise LAN, WAN, WLAN, and SD-WAN (Fortinet) solutions.
Routing & Switching: Implement and maintain robust routing and switching environments using BGP and OSPF protocols.
Security & Access: Manage next-generation firewalls (NGFW), VPNs, and Network Access Control (NAC) systems. Lead security hardening and firewall rule optimization.
Incident Management: Act as the technical escalation point for network incidents. Lead the resolution of critical outages and perform thorough Root Cause Analysis (RCA).
Optimization: Proactively tune network bandwidth, redundancy, and failover mechanisms to ensure 99.9% uptime.
Operational Excellence: Develop Standard Operating Procedures (SOPs) for L1/L2 teams and lead the review/execution of Network Change Requests (CRs).
Documentation: Maintain high-quality network diagrams, configuration backups, and knowledge base articles.

Technical Skills & Qualifications

Core Networking

Multi-Vendor Expertise: Hands-on experience with Cisco and Fortinet devices is essential.
Protocols: Deep understanding of BGP4, OSPF, and enterprise switching.
Infrastructure: Solid grasp of the OSI model, TCP/IP, NAT/PAT, DNS, DHCP, and TACACS.
SD-WAN: Proven experience in deploying and managing SD-WAN (specifically Fortinet).

Troubleshooting & Tools

Diagnostic Skills: Proficiency in packet analysis (Wireshark), log interpretation, and fault management.
Monitoring: Experience with Network Management Systems (NMS) to track health and performance.

Operational Requirements

Shift Work: Ability to work flexibly in a 24x7 shift environment.
Process Oriented: Familiarity with ITIL practices, specifically Change Management and Risk Mitigation during maintenance windows.

Soft Skills

Leadership: Ability to lead critical incident response teams under pressure.
Communication: Strong documentation skills for creating technical diagrams and incident reports.
Mentorship: Willingness to train and provide remediation steps for junior technical staff.

Preferred Certifications

CCNA/CCNP (Routing & Switching/Security)
Fortinet NSE 4 or higher
ITIL Foundation

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