Senior Network Engineer (Global Backbone & Datacenter)

i3D.net•Atlanta, GA

3d•Hybrid

About The Position

As a Senior Network Engineer at i3D.net, you’ll be hands-on in building and supporting a global network infrastructure from our office in Atlanta, that spans both service provider backbone and high-performance datacenter environments. You’ll work with Juniper hardware, automation tools like Ansible, and smart monitoring platforms like Kentik to keep traffic flowing smoothly worldwide. You’ll be part of a 20-person team that values doing things right - automated, secure, and always evolving.

Requirements

5–7 years in network engineering, preferably in ISP or datacenter environments.
Solid knowledge of BGP, OSPF, IS-IS, EVPN-VXLAN, and MPLS; hands-on with Juniper hardware.
Experience using Ansible and Python for network changes and small-scale automation tasks.
Expert at using Netbox and comfortable writing, improving and maintaining scripts, and traffic monitoring tools like Kentik and Grafana
Methodical in solving hardware and routing issues, from cable to config.
Confident working in Linux environments for troubleshooting and scripting.
Familiar with storage, virtualization, and cloud fundamentals.
Fluent in English, with the ability to clearly explain technical issues to others.
Candidates must be authorized to work in the United States.

Nice To Haves

JNCIP-SP, JNCIP-DC, or similar mid-level certifications are a plus.

Responsibilities

Deploy and maintain network configurations using automation tools like Ansible and Netbox.
Troubleshoot and resolve issues across backbone and datacenter environments, from hardware to protocol layers.
Use tools like Kentik to monitor traffic, identify bottlenecks, and assist in capacity planning.
Keep network documentation and diagrams up to date for operational clarity and team alignment.
Support DDoS mitigation and help enforce network security policies and practices.
Work closely with architects, product teams, and other engineers to support network projects and customer requirements.
Assist in automating network tasks and workflows to reduce manual effort and increase reliability.
Working in an on-call rotation, collaborating with senior engineers on customer escalations and delivering expert-level troubleshooting when needed.