We are looking for an experienced Core Network Engineer to support a large-scale APAC Network Fleet Management Program involving Cisco Nexus hardware refreshes, Arista MOS-to-EOS migrations, and Cisco Catalyst/Nexus management network refresh activities across multiple global data centers.
The engineer will be responsible for planning, migration execution, configuration management, validation, troubleshooting, and technical ownership throughout the project lifecycle.
Job Location - Mumbai (Chandivali)
Responsibilities
Planning & Discovery
Participate in technical discovery workshops.
Validate device inventory, interface mappings, and network topology.
Review configuration baselines and migration prerequisites.
Assess site-specific technical dependencies.
Network Migration
Execute Cisco Nexus 3172 hardware refreshes.
Perform Arista 7130 MOS to EOS migrations.
Refresh Cisco Catalyst 3850 & Nexus 3048 management networks.
Execute software upgrades and firmware migrations.
Manage switch reloads and maintenance window activities.
Configuration Management
Take complete configuration backups.
Capture routing tables, MAC tables, STP topology, CPU & Memory utilization.
Stage software images via SFTP/HTTPS.
Push production configurations during cutover.
Validation
Verify
BGP
OSPF
VLANs
Port Channels
Interface status
Optical links
Qualifications
6–10 years of Network Engineering experience.
Experience in Data Center migration projects.
Cisco Nexus implementation.
Arista EOS administration.
Hardware refresh projects.
Production maintenance window execution.