> Markdown version of [/jobs/ext/2758280-sr-data-center-network-engineer-decommisioning-hybrid-in-new-york](https://www.wearedevelopers.com/jobs/ext/2758280-sr-data-center-network-engineer-decommisioning-hybrid-in-new-york). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sr. Data Center Network Engineer - Decommisioning- Hybrid in New York - **Company:** Energy Jobline - **Location:** New York, NY, United States - **Experience:** Expert - **Salary:** $156,000.0 - $170,560.0 - **Contract:** Permanent contract - **Skills:** Data Centers, Domain Name System (DNS), Network Connections, Routing, Cisco Nexus Switches, Computer Networking Systems, Load Balancing, Data Center Networking, Firewall Services Module, Cisco Switches, Cisco, Citrix Netscaler - **Published:** September 6, 2026 - **Apply:** https://www.energyjobline.com/job/sr-data-center-network-engineer-decommisioning-hybrid-new-york-31542838 ## About the Role The ideal candidate has strong enterprise routing and switching experience and is comfortable working across Cisco networking, Cisco ACI, load balancers, and DNS infrastructure. You'll partner closely with network, security, and infrastructure teams to migrate services, decommission legacy equipment, and validate network integrity., Strong enterprise routing and switching experience. Experience supporting data center migrations, consolidations, or decommission projects. Hands-on experience with Cisco Nexus and/or Cisco Catalyst platforms. Experience with Citrix NetScaler, F5, and Infoblox DNS. Working knowledge of firewall rules and security policies, including understanding the impact of network changes on firewall configurations. Highly Desired Experience navigating Cisco ACI environments, including identifying tenants, application profiles, EPGs, and network objects to support decommission activities. Deep ACI design experience is not required. Experience working in large-scale enterprise Cisco environments. Familiarity with change-controlled production environments. Certifications Desired CCNP Enterprise or Data Center CCIE Enterprise Infrastructure or Data Center a plus ## Description Job DescriptionJob DescriptionWe are hiring Sr. Data Center Network Engineer - Decommisioning- Hybrid for a Contract position in new york, NY, Plan and execute enterprise data center decommission activities. Perform network assessments and identify infrastructure targeted for retirement. Execute routing and switching changes to support workload and service migrations. Support the migration and decommissioning of Citrix NetScaler and F5 load balancers. Manage DNS updates and migration activities using Infoblox. Navigate Cisco ACI fabrics to identify tenants, policies, and network objects associated with decommission efforts. Validate network connectivity following migrations and document infrastructure changes. 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