Job Description - L3 Network Engineer




Key Responsibilities:



  • Manage and maintain enterprise network infrastructure operations

  • Lead and coordinate L1 and L2 engineers for day-to-day operational activities

  • Implement and support wireless infrastructure solutions (Aruba, Cisco, Ruckus)

  • Handle advanced troubleshooting for routing, switching, wireless, and firewall-related issues

  • Manage routing protocols including BGP, OSPF, EIGRP, and HSRP

  • Configure and troubleshoot VLAN, VRF, VXLAN, VPN, VPC, VDC, and Port Channels

  • Support Cisco SDA, DNA Center, Cisco Prime, NCM, and IPAM environments

  • Manage Cisco ISE, AD integration, wired/wireless authentication, and guest portal configurations

  • Configure and troubleshoot Aruba ClearPass and OnGuard solutions

  • Perform IOS upgrades, firmware updates, and change management activities

  • Ensure compliance with ITIL processes including incident, change, and problem management

  • Prepare weekly/monthly operational reports, SLA reports, inventory reports, and firewall reports

  • Conduct firewall rule reviews, security baseline reviews, and support information security initiatives

  • Coordinate with internal teams and vendors for critical network issues and escalations

  • Ensure uptime and operational stability across factory network environments





Required Skills & Qualifications:



  • 7+ years of experience in enterprise networking and infrastructure operations

  • CCNP Certification is mandatory

  • CCNA Certification required

  • Strong hands-on experience in Cisco routing, switching, and security technologies

  • Experience with Aruba Wi-Fi, ClearPass, and Cisco ISE

  • Strong knowledge of BGP, OSPF, EIGRP, HSRP, VLAN, VRF, VXLAN, VPN technologies

  • Experience with Cisco SDA, DNA Center, Cisco Prime, and enterprise wireless infrastructure

  • Good understanding of ITIL processes and NOC operations

  • Strong troubleshooting and escalation handling capabilities

  • Experience in manufacturing industry environments will be an added advantage

  • Strong leadership, coordination, and reporting skills







Preferred Skills:



  • Experience with Fortinet firewall technologies

  • Exposure to enterprise cybersecurity practices

  • Knowledge of automation and scripting tools

  • Experience handling large-scale enterprise/manufacturing network environments



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