Senior Network Engineer

The Senior Network Engineer will be responsible for designing, implementing, and managing enterprise network infrastructure across Data Center, WAN, LAN, SD-WAN, and security perimeter. This includes deep hands-on expertise with Cisco Nexus platforms, routing protocols, BGP, VRF, firewalls, load balancers, DNS/DHCP services, and monitoring systems. The ideal candidate can lead complex network projects, perform advanced troubleshooting, and support a multi-tenant environment

Key Responsibilities

• Design scalable Data Center and Enterprise network architectures.
• Architect routing solutions using BGP, VRF, and route segregation.
• Manage Cisco Nexus platforms including SUP and line card replacements.
• Configure VLANs, VXLAN, OSPF, BGP, EIGRP, VRF, HSRP/VRRP.
• Lead complex L2/L3 troubleshooting and root cause analysis.
• Manage and configure Fortinet Firewalls (policies, SD-WAN, VPN, HA).
• Configure F5 LTM/ASM and VMware NSX ALB (AVI) load balancers.
• Manage Infoblox DNS, DHCP, IPAM.
• Oversee MPLS, SD-WAN, and ISP connectivity.
• Configure monitoring in SolarWinds, Dynatrace, and Aria Ops for Networks.
• Provide L3 support for critical incidents.
• Prepare detailed Change Requests for hardware and routing changes.

Required Skills & Competencies

• Strong experience with Cisco Nexus 5K/7K/9K including SUP and line card replacement.
• Expert knowledge in BGP (policy, communities, filtering) and VRF (route leaking, segmentation).
• Deep expertise in L2/L3 protocols and advanced routing.
• Hands-on experience with Fortinet Firewalls, F5 LTM/ASM, and VMware ALB.
• Knowledge of Infoblox DNS/DHCP/IPAM.
• Strong troubleshooting using Wireshark/tcpdump.
• Ability to lead complex network maintenance and migrations.
• Strong documentation and communication skills.

Qualifications

• Bachelor’s in Computer Science, Networking, or related field.
• 7–12 years of hands-on network engineering experience.
• Preferred Certifications: Cisco CCNP/CCIE, Fortinet NSE4–NSE6, F5 CA/CTS, ITIL Foundation.