Noc Network Engineer L2

Job Summary

We are seeking a skilled L2 Network Engineer to join our 24x7 NOC team. The role involves monitoring, troubleshooting, and maintaining IP/MPLS routing and switching infrastructure, handling incident escalations from L1, and ensuring optimal network performance across a multi-vendor service provider environment.

Key Responsibilities

• Monitor network performance and availability through NMS/EMS dashboards and alarms.
• Handle L2-level troubleshooting for routing, switching, and MPLS-related incidents escalated from L1.
• Perform fault isolation and resolution for network outages within defined SLA timelines.
• Configure and maintain routers/switches as per approved MOPs and change requests.
• Log, track, and update incident tickets in the ITSM/ticketing tool (e.g., ServiceNow, Remedy).
• Coordinate with field/onsite teams for hardware replacement and physical link issues.
• Escalate unresolved critical issues to L3/vendor support with proper documentation.
• Support scheduled maintenance activities, patching, and software upgrades.
• Maintain accurate shift handover reports and network status logs.
• Assist in capacity monitoring and utilization reporting of network links.

Must-Have Skills & Keywords

• Solid understanding of IP Routing and Switching fundamentals (L2/L3).
• Working knowledge of MPLS concepts and service provider network operations.
• Hands-on experience troubleshooting BGP, OSPF, and static routing.
• Good understanding of VLAN, Spanning Tree (STP/RSTP), and Link Aggregation (LACP).
• Familiarity with NMS/EMS monitoring tools and alarm management.
• Basic ITIL process knowledge Incident and Change Management.
• Ability to work in rotational 24x7 shifts (including night shifts).
• Good communication and documentation skills.

Technologies / Protocols (MPLS & Core Networking)

• MPLS Fundamentals – LDP, Label Switched Paths (LSP)
• MPLS VPN – L3VPN, L2VPN basics
• BGP, OSPF – Configuration and basic troubleshooting
• VLAN, Trunking, STP/RSTP, LACP, Etherchannel
• QoS basics – CoS/DSCP marking and prioritization
• HSRP / VRRP – First Hop Redundancy Protocols
• IP Addressing, Subnetting, and NAT
• Network Access Control Lists (ACLs)

OEM / Vendor Platform Experience

• Cisco – ISR/ASR/Catalyst Series, IOS/IOS-XE
• Juniper – MX/EX Series, JUNOS basics
• Nokia (Alcatel-Lucent) – 7750/7450 SR OS basics
• Huawei – NE/CX Routers, S Series Switches, VRP OS
• Arista – 7000 Series Switches, EOS basics

Certifications (Required / Preferred)

• CCNA (Routing & Switching) – Required
• CCNP (Routing & Switching / SP) – Preferred
• JNCIA (Juniper) – Preferred
• HCIA (Huawei) – Preferred
• Nokia NRS I – Preferred

Good to Have

• Exposure to Arista EOS-based data center switching.
• Basic scripting knowledge (Python) for automation tasks.
• Prior experience in a Telecom/ISP NOC environment.