Principal Network Architect Data Center & Hybrid Cloud (AWS) || Remote || Contract

Principal Network Architect Data Center & Hybrid Cloud (AWS) || Remote || Contract

Posted Today by iPeople Infosystems LLC

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Negotiable
Undetermined
Remote
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Summary: The Principal Network Architect will lead the design and operational strategy for large-scale enterprise data center and hybrid cloud networking environments. This senior technical leadership role requires expertise in networking technologies and the ability to guide engineering teams through complex transformations. The ideal candidate will focus on high availability, scalability, security, and automation in network architecture. Strong communication skills and hands-on architectural capability are essential for success in this position.

Key Responsibilities:

  • Design and evolve enterprise-scale Data Center and Hybrid Cloud network architectures.
  • Lead architecture strategy for multi-site data centers, EVPN-VXLAN overlays, and AWS hybrid cloud integration.
  • Develop HLDs, LLDs, standards, and reference architectures.
  • Expert-level knowledge of BGP, MP-BGP EVPN, OSPF, ECMP, route redistribution, and policy-based routing.
  • Troubleshoot complex routing and switching environments.
  • Design and support Cisco ACI, VXLAN overlays, EVPN control planes, and Spine-Leaf fabrics.
  • Deep understanding of tenants, bridge domains, VRFs, contracts, and policies.
  • Extensive expertise with VLANs, trunking, STP/RSTP/MST, EtherChannel, Port-Channel, LACP, VPC/MLAG, and jumbo frames.
  • Strong understanding of MAC learning, broadcast domains, and convergence behavior.
  • Architect hybrid cloud connectivity using AWS Direct Connect, Transit Gateway, VPNs, and BGP-based routing.
  • Deep expertise with AWS VPCs, route tables, security groups, and multi-region networking.
  • Drive network automation initiatives using Python, Ansible, Terraform, APIs, and GitOps methodologies.
  • Mentor engineers, lead design reviews, and interface with executive leadership and vendors.

Key Skills:

  • 12+ years of progressive network engineering and architecture experience.
  • 5+ years designing enterprise-scale data center and cloud networking solutions.
  • Expert-level expertise in BGP, OSPF, MP-BGP EVPN, VXLAN, Cisco ACI, VLANs, Port-Channels/LACP, VRFs, and Spine-Leaf architectures.
  • Deep AWS networking expertise including VPC, Direct Connect, Transit Gateway, and hybrid routing.
  • Strong troubleshooting, packet analysis, and operational capabilities.
  • Hands-on experience with Cisco Nexus, Catalyst, Arista, or Juniper platforms.
  • Experience with Kubernetes/container networking (preferred).
  • Experience with SD-WAN and Zero Trust networking concepts (preferred).
  • Multi-cloud networking experience preferred.
  • Familiarity with network observability and telemetry platforms (preferred).
  • Cisco CCIE (Enterprise Infrastructure or Data Center), Cisco CCNP Data Center, AWS Certified Advanced Networking Specialty, AWS Solutions Architect Professional, VMware VCP-NV, Juniper JNCIE (preferred certifications).

Salary (Rate): £56.25 hourly

City: undetermined

Country: undetermined

Working Arrangements: remote

IR35 Status: undetermined

Seniority Level: Senior

Industry: IT

Detailed Description From Employer:

We are seeking a highly experienced Principal Network Architect to lead the design, architecture, modernization, and operational strategy of large-scale enterprise data center and hybrid cloud networking environments. This role is responsible for defining next-generation network architecture standards across on-premises data centers and hybrid cloud infrastructure with a strong focus on high availability, scalability, security, automation, and operational excellence.

The ideal candidate will possess deep expertise in enterprise and service-provider-grade networking technologies including BGP, OSPF, MP-BGP EVPN, VXLAN, Cisco ACI, Spine-Leaf architectures, VLANs, Port-Channels/LACP, AWS networking, SDN, and cloud connectivity architectures.

This is a senior technical leadership role requiring hands-on architectural capability, executive communication skills, and the ability to guide engineering teams through complex transformation initiatives.

Key Responsibilities

Architecture & Design

  • Design and evolve enterprise-scale Data Center and Hybrid Cloud network architectures.
  • Lead architecture strategy for multi-site data centers, EVPN-VXLAN overlays, and AWS hybrid cloud integration.
  • Develop HLDs, LLDs, standards, and reference architectures.

Routing & Switching Expertise

  • Expert-level knowledge of BGP, MP-BGP EVPN, OSPF, ECMP, route redistribution, and policy-based routing.
  • Troubleshoot complex routing and switching environments.

Data Center Networking

  • Design and support Cisco ACI, VXLAN overlays, EVPN control planes, and Spine-Leaf fabrics.
  • Deep understanding of tenants, bridge domains, VRFs, contracts, and policies.

Layer 2 Technologies

  • Extensive expertise with VLANs, trunking, STP/RSTP/MST, EtherChannel, Port-Channel, LACP, VPC/MLAG, and jumbo frames.

Hybrid Cloud & AWS Networking

  • Architect hybrid cloud connectivity using AWS Direct Connect, Transit Gateway, VPNs, and BGP-based routing.
  • Deep expertise with AWS VPCs, route tables, security groups, and multi-region networking.

Automation & Infrastructure as Code

  • Drive network automation initiatives using Python, Ansible, Terraform, APIs, and GitOps methodologies.

Leadership & Collaboration

  • Mentor engineers, lead design reviews, and interface with executive leadership and vendors.

Required Qualifications

  • 12+ years of progressive network engineering and architecture experience.
  • 5+ years designing enterprise-scale data center and cloud networking solutions.
  • Expert-level expertise in BGP, OSPF, MP-BGP EVPN, VXLAN, Cisco ACI, VLANs, Port-Channels/LACP, VRFs, and Spine-Leaf architectures.
  • Deep AWS networking expertise including VPC, Direct Connect, Transit Gateway, and hybrid routing.
  • Strong troubleshooting, packet analysis, and operational capabilities.
  • Hands-on experience with Cisco Nexus, Catalyst, Arista, or Juniper platforms.

Preferred Qualifications

  • Experience with Kubernetes/container networking.
  • Experience with SD-WAN and Zero Trust networking concepts.
  • Multi-cloud networking experience preferred.
  • Familiarity with network observability and telemetry platforms.

Preferred Certifications

  • Cisco CCIE (Enterprise Infrastructure or Data Center)
  • Cisco CCNP Data Center
  • AWS Certified Advanced Networking Specialty
  • AWS Solutions Architect Professional
  • VMware VCP-NV
  • Juniper JNCIE (preferred)

Core Technology Stack

Cisco ACI, Cisco Nexus 9K, BGP, MP-BGP EVPN, VXLAN, OSPF, VLANs, Port-Channels/LACP, AWS Direct Connect, Transit Gateway, Terraform, Ansible, Python, VMware NSX.

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