Senior Network Engineer - LAN

We are seeking a Senior Network Engineer - LAN to join our global team supporting a large-scale SaaS production environment. In this role, you will be responsible for maintaining, optimizing, and troubleshooting IP networking components in a mission-critical datacenter network built on Cisco Nexus platforms. This is a hands-on role requiring expertise in routing, switching, security, and load balancing, as well as a passion for automation and continuous improvement.

This is an excellent opportunity to work on large-scale, enterprise networks supporting millions of customer interactions, collaborating with cross-functional teams to keep systems secure, resilient, and future-ready.

Responsibilities

• Interact with external customers to troubleshoot any network connectivity-related issues.
• Partner closely with Network Architects and Engineers to improve data-center network environments.
• Initiate multiple projects for Network Operation improvements.
• Partner with internal business units to best understand the organizations needs and continuously improve and apply standards for operational excellence.
• Review, analyze, and execute network change requests.
• Execute, document, and develop network automation for repetitive tasks. Qualifications

• 7+ years of experience working with medium-to-large enterprise networks.
• Hands-on expertise in: Network security (Palo Alto firewalls), Load balancing (F5 or equivalent), Routing (MPLS, OSPF, BGP), Switching (Cisco Nexus 9k/7k/5k/2k).
• Working knowledge of Cisco IOS (Nexus OS preferred).
• Strong hands-on experience with Terraform, Ansible, and Python (Netmiko, Nornir, NAPALM).
• Demonstrated knowledge of platform operating systems (router platforms, LAN, WAN, and router protocols), MPLS, OSPF, and BGP, and how they interact with the network.
• Experience with datacenter networking (DC fabric, interoffice routing, site-to-site VPNs).
• Strong troubleshooting skills and a data-driven approach to solving complex network issues.
• Ability to create and maintain network documentation (diagrams, runbooks).
• Experience with implementations of solutions involving large data centers, interoffice routing plans, site2site VPNs, FWs, IPSec, monitoring, etc. , is a plus