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# Senior Data Center Network Engineer - Juniper, Arista & Leaf-Spine Architecture

- **Company:** TechAffinity Inc
- **Location:** Frisco, TX, United States (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Border Gateway Protocol, Big Data, Cloud Computing, Computer Networks, Data Centers, Dynamic Host Configuration Protocol, Domain Name System (DNS), Monitoring of Systems, IPv4, IPv6, IP Multicasting, Virtual Private Networks (VPN), Multi-protocol Systems, Network Security, NetFlow, Network Architecture, Network Planning and Design, Network Monitoring, Routing, Network Time Protocols, Open Shortest Path First (OSPF), BIG-IP Global Traffic Manager (GTM), TCP/IP, Virtual Local Area Networks, Virtualization Technology, Wide Area Networks, Enterprise Data Management, Network Routing, Diagnostic Tools, Firewalls (Computer Science), Juniper, Data Center Networking, DDNS, SolarWinds (Software), Palo Alto Networks, Fortinet
- **Published:** October 12, 2026
- **Apply:** https://www.dice.com/job-detail/25a7a112-6fb1-4b03-9595-cdca5db4dc5b

## About the Role

The ideal candidate will have strong hands-on experience with Juniper and Arista switching platforms, data center networking, and Leaf-Spine architecture. This role involves network design, troubleshooting, infrastructure migrations, refresh initiatives, and collaboration with cross-functional teams supporting mission-critical enterprise environments.

Candidates should have strong expertise in network routing, switching, IP traffic management, network monitoring, and enterprise infrastructure technologies., * Strong experience in enterprise data center networking and infrastructure environments.

 * Hands-on experience with Juniper and Arista hardware switches.
 * Strong understanding of Leaf-Spine architecture and data center network design.
 * Advanced knowledge of TCP/IP, routing, switching, IPv4, and IPv6.
 * Experience with BGP, OSPF, RIP, IP Multicast, and MPLS.
 * Strong troubleshooting experience with VLANs, ACLs, QoS, DNS, DHCP, and IP traffic management.
 * Experience with F5 LTM/GTM, VPNs, and enterprise network security technologies.
 * Knowledge of network monitoring and troubleshooting tools, including NetFlow and SolarWinds.
 * Experience with SDN, SD-WAN, and enterprise network infrastructure.
 * Working knowledge of HPE Aruba, 3Com, H3C, Juniper, Arista, Palo Alto, Fortinet, and Check Point technologies.
 * Understanding of server, virtualization, storage, and networking dependencies within enterprise data centers.
 * Strong analytical, problem-solving, and cross-functional collaboration skills.

## Description

We are seeking an experienced Senior Data Center Network Engineer to support enterprise infrastructure projects, data center network operations, and large-scale compute and storage deployments., * Lead enterprise infrastructure deliverables from project initiation through completion.

 * Coordinate with networking, storage, security, cloud, and data center operations teams.
 * Support large-scale data center compute and storage deployments, migrations, and refresh initiatives.
 * Configure, maintain, and troubleshoot enterprise network infrastructure.
 * Support Juniper and Arista switching platforms and Leaf-Spine network architectures.
 * Troubleshoot routing, switching, VLANs, ACLs, QoS, and IP connectivity issues.
 * Support DNS, DDNS, DHCP, NTP, TCP/IP, IPv4, and IPv6 infrastructure.
 * Work with F5 LTM/GTM, VPNs, firewalls, and network security technologies.
 * Monitor network performance using NetFlow, SolarWinds, and application response-time monitoring tools.
 * Support BGP, OSPF, RIP, IP Multicast, and MPLS technologies.
 * Assist with SDN and SD-WAN implementations and network modernization initiatives.
 * Troubleshoot network and equipment issues and coordinate resolution with infrastructure teams.
 * Maintain network documentation, implementation procedures, and operational standards.