L2 Network Operations Engineer

Role Overview :

We are looking for a Network L2 Operations Engineer responsible for maintaining, monitoring, troubleshooting, and supporting enterprise network infrastructure. The role involves handling L2/L3 network incidents, performing root-cause analysis, coordinating with internal teams and vendors, and ensuring network availability, performance, and security.

Key Responsibilities :

- Provide L2 network operations and technical support for enterprise network infrastructure.

- Monitor network devices, links, and services to identify and resolve incidents proactively.

- Troubleshoot network issues related to LAN, WAN, routing, switching, VPN, and connectivity.

- Configure and troubleshoot network devices including Cisco/Juniper switches and routers.

- Perform incident, problem, and change management in accordance with defined ITIL processes.

- Analyze network alerts, logs, and performance metrics to identify recurring issues.

- Perform configuration changes, upgrades, and maintenance activities as per approved change procedures.

- Troubleshoot routing protocols such as OSPF, BGP, and EIGRP.

- Troubleshoot switching technologies including VLANs, STP/RSTP, trunking, EtherChannel, and port-security.

- Support WAN, MPLS, SD-WAN, and VPN connectivity as required.

- Coordinate with L1 teams, L3/network architecture teams, security teams, application teams, and external vendors for issue resolution.

- Perform root-cause analysis (RCA) for major and recurring network incidents.

- Maintain network documentation, configuration records, incident reports, and operational procedures.

- Participate in network upgrades, migrations, and infrastructure improvement initiatives.

- Ensure compliance with network security, operational, and change-management standards.

- Provide on-call or shift support based on business requirements.

Required Skills & Experience :

- 6 to 11 years of experience in Network Operations / Network Administration / Network Engineering.

- Strong hands-on experience in L2 network troubleshooting and operations.

- Good knowledge of TCP/IP, DNS, DHCP, ARP, ICMP, and subnetting.

- Strong experience with LAN/WAN, routing, and switching.

- Hands-on experience with Cisco or Juniper routers and switches.

- Good knowledge of routing protocols such as OSPF, BGP, and EIGRP.

- Strong understanding of VLAN, STP/RSTP, trunking, EtherChannel, and Layer 2 switching.

- Experience with VPN, MPLS, SD-WAN, or enterprise WAN technologies.

- Familiarity with network monitoring and troubleshooting tools.

- Good understanding of ITIL-based Incident, Problem, and Change Management.

- Strong analytical and troubleshooting skills.

- Good written and verbal communication skills.

Good to Have :

- CCNA / CCNP or equivalent networking certification.

- Experience with Fortinet, Palo Alto, Cisco ASA, or other firewall technologies.

- Exposure to cloud networking on AWS, Azure, or GCP.

- Experience with network automation or scripting using Python, Ansible, or similar tools.

- Knowledge of network security concepts and enterprise security practices.

Education :

- Bachelor's degree in Computer Science, Information Technology, Electronics, Telecommunications, or a related field.

Shift & Support :

- Willingness to work in 24x7 / rotational shifts and provide on-call support, depending on operational requirements.

Skills

IP Networking, Network Operations Center, Network Infrastructure, Network Support, WLAN, Routing & Switching, Network Protocols, Network Administration, Juniper, Cisco, CCNA