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Senior Data Center Network Engineer (6 Openings)//W2
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Stellent IT LLC
New York, NY (In Person)
Full-Time
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Job Description
Senior Data Center Network Engineer 3 days onsite in NYC Locals only Contract on W2 Overview 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. Key Responsibilities 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 Required Technical Skills Routing protocols: