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# Data Center Network Engineer

- **Company:** Job Cloud Inc.
- **Location:** New York, NY, United States
- **Experience:** Expert
- **Contract:** Temporary contract
- **Skills:** Border Gateway Protocol, Catalyst (Software), Databases, Data Centers, Enhanced Interior Gateway Routing Protocol, EtherChannel, Multi-protocol Systems, Microsoft Visio, Network Diagrams, Routing, Cisco Nexus Switches, Open Shortest Path First (OSPF), Overlay Transport Virtualization, Ansible, Virtual Local Area Networks, Cisco Configuration Professional, Scripting, VLAN Trunking Protocol (VTP), Amazon Virtual Private Cloud (VPC), Juniper, Data Center Networking, SolarWinds (Software), Big Ip, Terminal Servers, Cisco, Legacy Systems
- **Published:** September 3, 2026
- **Apply:** https://www.dice.com/job-detail/32c1fe77-2baf-4399-974f-5ba06c143170

## About the Role

We are seeking a Senior Data Center Network Engineer with 10+ years of enterprise and data center networking experience to support the structured decommissioning of brownfield data center infrastructure. The right candidate has deep hands-on experience with Cisco platforms, multi-vendor environments, and has personally executed device retirements - not just supervised them., * Routing protocols: OSPF, BGP, EIGRP, MPLS

 * Switching: VLANs, VTP, STP/MSTP, EtherChannel, vPC, VDC, OTV
 * Cisco Nexus (9K, 7K, 5K, 2K), Catalyst (6500, 9300, 4500), ASR routers
 * Cisco ACI - Spine-Leaf architecture, fabric path, legacy integration
 * Juniper MX/EX switches and routers a plus
 * F5 BIG-IP LTM/GTM experience a plus
 * EVPN, VXLAN, data center fabric technologies
 * Python scripting and/or Ansible for configuration auditing and automation
 * NMS tools: SolarWinds, CiscoWorks, or equivalent
 * Proficient in network diagramming (Visio or equivalent)

## Description

* Conduct network audits to identify devices targeted for decommissioning
 * Back up configurations, VLAN databases, and routing tables prior to any retirement activity
 * Design and execute traffic migration strategies to reroute services before decommissioning
 * Decommission routers, switches, and firewalls; update network diagrams and topology documentation accordingly
 * Migrate legacy platforms (e.g., Catalyst 6500, Brocade) to modern infrastructure (Nexus 7K/5K/2K) as part of consolidation efforts
 * Lead terminal server consolidation and streamline out-of-band access methods
 * Perform post-migration validation (PAT/NRFU) to confirm service continuity
 * Operate within change-controlled environments with CAB approval processes
 * Collaborate with cross-functional teams to coordinate decommission timelines


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