Network Consulting Engineer

Overview

The Catalyst Migration Engineer will support customer network infrastructure modernization projects, with a primary focus on migrating Cisco Catalyst 3650 switches to Cisco Catalyst 9350 platforms. This role is ideal for a mid-level engineer with experience in enterprise campus networking, network design documentation, implementation activities, migration planning, advanced troubleshooting, and customer-facing project delivery.

The Catalyst Migration Engineer will support customer network infrastructure modernization projects, with a primary focus on migrating Cisco Catalyst 3650 switches to Cisco Catalyst 9350 platforms. This role is ideal for a mid-level engineer with experience in enterprise campus networking, network design documentation, implementation activities, migration planning, advanced troubleshooting, and customer-facing project delivery.

• Assist customers with planning, designing, and implementing Cisco products, services, and solutions.
• Conduct discovery and assessment activities to understand current-state network architectures, configurations, dependencies, and business requirements.
• Support Catalyst 3650 to Catalyst 9350 migration projects, including design validation, configuration development, deployment, cutover execution, testing, and troubleshooting.
• Develop and review High-Level Design (HLD) and Low-Level Design (LLD) documents that define migration strategies, network architecture, VLAN structures, IP addressing schemes, routing design, redundancy requirements, and operational considerations.
• Create detailed migration runbooks, implementation plans, cutover procedures, rollback plans, testing procedures, and validation checklists.
• Produce current-state and future-state network diagrams and maintain accurate network documentation throughout project execution.
• Participate in change management planning and support customer CAB processes by developing technical implementation and rollback documentation.
• Assist with network readiness assessments and identify risks, dependencies, and remediation activities prior to migration activities.

• VLANs
• 802.1Q Trunking
• Inter-VLAN Routing
• Rapid Spanning Tree (RSTP)
• Multiple Spanning Tree (MST)
• Ether Channel/LACP
• HSRP
• Static Routing
• OSPF
• EIGRP
• BGP fundamentals
• DHCP
• DNS integration
• NTP
• SNMP
• Syslog
• QoS
• ACLs
• Port Security
• 802.1X Authentication
• Network segmentation and access policies

• Configure, deploy, and troubleshoot Cisco Catalyst switching platforms, with a primary focus on Catalyst 9350 deployments and Catalyst 3650 migration initiatives.
  • VLANs
  • 802.1Q Trunking
  • Inter-VLAN Routing
  • Rapid Spanning Tree (RSTP)
  • Multiple Spanning Tree (MST)
  • Ether Channel/LACP
  • HSRP
  • Static Routing
  • OSPF
  • EIGRP
  • BGP fundamentals
  • DHCP
  • DNS integration
  • NTP
  • SNMP
  • Syslog
  • QoS
  • ACLs
  • Port Security
  • 802.1X Authentication
  • Network segmentation and access policies
• Configure and troubleshoot Cisco Catalyst Center automation, templates, software image management, and assurance capabilities.
• Support Cisco SD-Access, SDA fabric deployments, and Fabric-Enabled Wireless implementations.

• Serve as an initial escalation point for technical issues encountered during implementation and migration activities.
• Perform Layer 1 through Layer 3 troubleshooting during scheduled maintenance windows, migration events, and cutover activities.
• Analyze switch logs, interface statistics, routing tables, spanning-tree status, and system health information to identify and resolve migration-related issues.
• Troubleshoot:
  • VLAN connectivity issues
  • Trunk mismatches
  • Spanning Tree convergence issues
  • Layer 2 loops
  • Routing adjacency failures
  • Switch stack formation and failover issues
  • Port-channel/Ether Channel inconsistencies
  • Interface errors and packet drops
  • DHCP and DNS connectivity issues
  • QoS policy misconfigurations
  • 802.1X authentication issues
  • SD-Access fabric connectivity issues
• Validate Catalyst configurations before and after migration activities to ensure consistency with approved design documentation.
• Execute migration testing and validation procedures during implementation windows to confirm successful service transition.
• Utilize lab environments to validate configurations, reproduce issues, and test migration procedures prior to production deployment.
• Support cutover execution and rollback activities when required to minimize customer impact.
• Document issues encountered during migration events, root cause findings, remediation actions, and…