Senior Network Engineer - Cisco Infrastructure & Data Center Migration

• Upgrade Cisco Catalyst 9300 switches to Cisco-recommended IOS-XE releases
• Apply standardized C9300 base configurations and templates
• Migrate existing port configurations from legacy switches to new Catalyst 9300 hardware
• Perform onsite switch replacements and execute maintenance-window cutovers
• Support migration of network connections from Cisco Nexus 5K environments to new Catalyst 9300 infrastructure
• Assist with staging, validation, and deployment of network hardware
• Coordinate and execute network migration activities tied to approved Change Requests (CRs)
• Support Cisco ACI-connected uplink migration activities
• Troubleshoot Layer 2 and Layer 3 connectivity issues during implementation and post-cutover validation
• Work closely with internal engineering teams to ensure successful deployment and minimal operational impact
• Document implementation activities, migration procedures, and technical changes

We are seeking a highly skilled Senior Network Engineer to support a large-scale enterprise network modernization and data center migration initiative. This role will focus on Cisco Catalyst 9300 deployments, Cisco Nexus 5K decommissioning, network cutovers, and Cisco ACI-integrated infrastructure migrations within a production environment.

The ideal candidate is a hands-on engineer with deep experience in Cisco enterprise networking, switch migrations, maintenance-window implementations, and data center operations., * 5+ years of hands-on network engineering experience

• Strong expertise with:

• Cisco Catalyst 9300 (CAT9K) switches
• Cisco Nexus 5K platforms
• Cisco IOS-XE
• Cisco ACI environments

• Experience with:

• Enterprise switch refresh projects
• Network migrations and cutovers
• Data center networking
• Configuration migration and deployment
• Maintenance-window implementations

• Strong understanding of Layer 2 and Layer 3 networking concepts
• Experience working within structured change management processes
• Ability to work onsite and support after-hours maintenance activities when required, * CCNP or CCIE certification
• Experience with Cisco FEX environments
• Previous enterprise data center migration experience
• Experience supporting high-availability production networks

Compensation: Starting at $125,000 per year, with the potential for a higher offer based on experience, certifications, and technical expertise., $39.20 - $50.96 per hour