Senior Data Center Network Engineer – Juniper, Arista & Leaf-Spine Architecture
Location: Frisco, TX (Hybrid – 1–2 days onsite per week)
Remote Option: Candidates may be considered for remote work from a location with an client office, subject to approval.
Experience: Senior-Level
Position Type: Contract
Job Summary
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.
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.
Key Responsibilities
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.
Required Qualifications
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.
