What are the responsibilities and job description for the Senior Network Architect – Data Center & Network Infrastructure position at Infosat IT Services LLC?
We are seeking a Senior Network Architect to lead the design, architecture, and evolution of large-scale data center, backbone, and cloud networking infrastructure. This role is focused on building highly scalable, resilient, and automated network platforms supporting mission-critical production environments.
The ideal candidate has extensive experience designing and operating large-scale data center networks, routing and switching infrastructure, EVPN/VXLAN fabrics, and backbone networks within hyperscale cloud providers, large enterprises, ISPs, or SaaS environments.
Please note - Prior AI or GPU networking experience is not required.
Key Responsibilities
- Design and architect large-scale data center and backbone network infrastructure.
- Lead the design and deployment of modern spine-leaf architectures using EVPN/VXLAN.
- Design highly available routing and switching infrastructure supporting mission-critical production environments.
- Drive network scalability, resiliency, automation, and operational excellence across global infrastructure.
- Develop network automation using Python, Ansible, Terraform/OpenTofu, and CI/CD pipelines.
- Define network architecture standards, operational processes, observability, and reliability best practices.
- Collaborate with cloud, platform, systems, and security engineering teams.
- Lead troubleshooting, root cause analysis, and performance optimization for large-scale production networks.
- Mentor engineers and provide technical leadership across infrastructure initiatives.
Required Qualifications
- 15 years of experience in:
- Network Architecture
- Network Engineering
- Network Reliability Engineering
- Production Engineering
- Site Reliability Engineering
Strong expertise with:
- Routing & Switching
- BGP
- OSPF
- IS-IS
- MPLS
- EVPN/VXLAN
- Spine-Leaf Data Center Networks
- WAN & Backbone Networking
- Capacity Planning
- Network Performance Engineering
Strong experience with:
- Cisco
- Juniper
- Arista
- Multi-vendor network environments
Hands-on experience with:
- Linux
- Python
- Bash
- Network automation
- Infrastructure as Code
- Ansible
- Terraform/OpenTofu
- Git and CI/CD
Experience designing and operating highly available production networks at scale.
Preferred Qualifications
- Experience in hyperscale cloud, SaaS, ISP, CDN, or enterprise environments.
- Experience operating globally distributed data center networks.
- Experience with observability platforms such as Kentik, ThousandEyes, Grafana, Splunk, Nagios, or similar.
- Experience with AWS, Azure, Google Cloud Platform, or hybrid cloud networking.
- Experience leading architecture reviews and cross-functional infrastructure programs.
Nice to Have
- Exposure to AI infrastructure or GPU networking.
- Knowledge of RoCE, RDMA, or HPC networking.
- Participation in networking communities such as NANOG or RIPE.
Salary : $120 - $140