Job Summary

Job Title: Network Security Engineer L3 Service Operations

Location: Mumbai

Type: Onsite, Rotational Shift (24 7)

Job Level: L3

Reporting to: Team Lead

As a Network and Firewall L3 Engineer, you will assist in monitoring, maintaining, optimizing, and performing advanced-level troubleshooting on network and firewall infrastructure, ensuring system stability and security. This role is ideal for someone looking to gain hands-on experience in network administration, firewall management, and advanced troubleshooting. The position requires onsite presence at both Data Centre (DC) and Office locations.
Responsibilities
- Carry out advance level configurations and troubleshooting on Network switches, Router and Firewall and networking technologies such as EVPN BGP, VXLAN, SSL VPN, IPSEC VPN, BGP.
- Extend technical support to L1, L2 and clients over the email, tickets, phone and other communications channel
- 24 7 Availability
- Provide response resolutions to Incidents, Requests, Changes, Problems as per SLA in case required escalate as per escalation matrix




- Handle escalations, Severity Incidents, Critical Projects
- Work on SIP s, Assignments
- Adhere to process procedures
- Manage Maintain availability uptime of infrastructure
- Prepare Handover checklist, POA, shift reports, KEDB, SOPs, Documentation
- Collaborate with other team members and other teams to provide resolutions
- Ensure all task, work done are captured in ticketing systems and are updated accordingly
- Ensure earlier resolutions to the issue to meet SLA.Experience handling escalations and providing L3-level support/RCA (Root Cause Analysis) for critical incidents.
Primary Skills (Must Have)
- Strong hands-on experience in configuring, managing, and troubleshooting firewalls (e.g., Palo Alto, Fortinet, Cisco ASA/Firepower, Check Point)
- In-depth knowledge of routing and switching concepts (OSPF, BGP, EIGRP, VLANs, STP)
- Solid hands-on experience with BGP (eBGP/iBGP, route reflectors,

📌 Network Security Engineer (Mumbai)
🏢 Neysa Networks
📍 Mumbai