Senior Network Engineer

Role overview

Senior Network Engineer at Colruyt Group India

Responsibilities

• Monitor network availability, performance, and reliability across enterprise environments.
• Configure, install, troubleshoot, and maintain routers, switches, firewalls, load balancers, wireless, and data center network components.
• Create and maintain troubleshooting guides, knowledge articles, and operational documentation.
• Ensure accurate incident, change, and problem records using standard ITSM processes.

Required qualifications

• Strong understanding of OSI model, TCP/IP, routing, switching, VLANs, LACP, RSTP, IGMP, QoS, and routing protocols including BGP.
• Hands-on experience with enterprise LAN, WAN, Wi-Fi, firewall, VPN, and data center network environments.
• Experience with Cisco Nexus/NX-OS, F5 Load Balancers, ASA, Juniper SRX, Palo Alto, and multi-vendor Wi-Fi platforms such as Cisco and Juniper Mist.
• Ability to troubleshoot complex network issues using monitoring tools and packet analysis tools such as Wireshark.
• Good knowledge of incident, change, and problem management practices.
• Experience with F5 LTM, web application firewalls, RADIUS, IPVPN technologies such as GRE/IPsec, and network automation or scripting using Python and ansible.
• Knowledge of ITIL framework and relevant networking certifications will be an added advantage.

Employment details

• Location: Coimbatore [India]

Additional role details

• Provide Level-3 support for complex network incidents, changes, and problems.
• Plan, design, and execute IT changes and network projects with proper documentation and governance.
• Perform trend analysis, identify potential network problems, and drive proactive remediation.