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Infoplus Technologies UK Limited

AWS Cloud Network Architect

On site

London, United kingdom

Senior

Freelance

12-01-2026

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Skills

Leadership Python Network Security Firewalls SAP CI/CD Monitoring Networking Architecture Cloud Architecture AWS AWS Cloud CI/CD Pipelines Databricks Terraform Infrastructure as Code

Job Specifications

Location: London

Skill: Subject matter Expert - AWS IAC, Terraform, Python

AWS Cloud Network Architect

Key Responsibilities :

Architecture & Design

• Design and implement VPC architectures, multi VPC topologies, and network segmentation strategies.

• Architect hybrid connectivity solutions using Direct Connect, Site to Site VPN, SD WAN, and BGP routing.

• Develop and maintain multi account network patterns aligned with AWS Control Tower and Landing Zone frameworks.

• Build secure ingress/egress architectures using NAT gateways, firewalls, and inspection VPCs.

• Design high availability, multi AZ, and multi region network architectures.

• Produce a detailed Low-Level Design (LLD) document including network designs.

• Design AWS networking components (VPCs, subnets, TGW attachments, etc.).

• Define secure network connectivity patterns for all integrations. [This is our current understanding of the required integrations but it’s subject to change as part of the Design phase.]

o CNI Geo SCADA Solace EKS (AWS side of the connection)

o Technolog GasCore Solace EKS

o Solace EKS AVEVA PI

o CNI Geo SCADA AVEVA PI (for data historian purposes – TBC in Design, again AWS side of the connection)

o Technolog GasCore AVEVA PI (for data historian purposes – TBC in Design)

o Solace EKS SAP BTP / Advanced Event Mesh

o Solace EKS SAP Datasphere

o Solace EKS Databricks

o Solace EKS Enterprise Globalscape

o Solace EKS SAP PO

o Solace EKS Solace SaaS cloud for Images and Mission Control

o AVEVA PI S3 Databricks

o Design the AWS infrastructure for the Solace EKS cluster.

o Design the AWS infrastructure for the AVEVA PI multi-tier environment (web, app and data).

o Provide design oversight and governance for the build.

Security & Compliance

• Implement and manage network security controls (Security Groups, NACLs, AWS WAF, Network Firewall).

• Ensure compliance with enterprise security frameworks (CIS, ISO, SOC, PCI).

• Integrate network monitoring and threat detection services (VPC Flow Logs, CloudWatch, GuardDuty, Security Hub).

• Define and enforce network governance, segmentation, and least privilege access models.

Connectivity & Routing

• Architect routing domains using Transit Gateway, route tables, and advanced routing strategies.

• Integrate AWS networking with On-premises data centers and third-party SaaS providers.

• Implement Private Link, VPC endpoints, and service to service connectivity patterns.

Automation & Infrastructure as Code

• Build and manage network infrastructure using Terraform, CloudFormation, or CDK.

• Automate provisioning, configuration, and compliance checks for network components.

• Develop CI/CD pipelines for network deployments and drift detection.

Operations & Troubleshooting

• Lead troubleshooting and root cause analysis for complex AWS and hybrid network issues.

• Optimize network performance, reliability, and cost efficiency.

• Provide escalation support for critical network incidents and outages.

Collaboration & Leadership

• Conduct workshops to define the AWS account and VPC strategy to integrate SPOG infrastructure i.e., Solace EKS and AVEVA PI into the existing Enterprise AWS Cloud.

• Define the strategy for environment separation i.e., non-production vs production for the new platforms.

• Partner with engineering, security, and platform teams to deliver cloud native solutions.

• Participate in architecture reviews, design sessions, and cloud governance boards.

• Mentor engineers on AWS networking best practices and cloud architecture principles.

Required Skills & Experience

• 12+ years of relevant experience in network engineering, with strong cloud networking expertise.

• Deep knowledge of AWS networking services: VPC, TGW, DX, Route 53, ALB/NLB, Global Accelerator, Private Link.

• Strong understanding of routing protocols (BGP, OSPF), DNS, load balancing, and network security.

• Hands-on experience with Terraform and Infrastructure as Code workflows.

• Experience with multi account AWS environments, Control Tower, and enterprise governance.

Preferred certifications:

o AWS Certified Advanced Networking – Specialty

o AWS Solutions Architect – Professional

About the Company

Infoplus Technologies UK Limited is a global IT services company focusing on Enterprise solutions and integration services consulting (SAP/Oracle), MRO Master Data Management, software development, product solutions for education segment, and IT consulting services offering outsourcing solutions to enterprises worldwide. Since inception in 2000, Infoplus has focused on a principle to maximize output for its clients and partners through cost-savings, enhanced productivity and quality. Headquartered in the United Kingdom, we... Know more