Senior Cloud Network Engineer (Contract)
Role details
Job location
Tech stack
Job description
migration project from a networking perspective. The successful candidate will be responsible for end-to-end delivery, including architecture and design of scalable, secure network solutions, detailed migration planning, and hands-on implementation. You will define and build cloud networking components such as VPCs/VNets, routing, segmentation, connectivity (VPN/Direct Connect), and security controls, ensuring alignment with best practices and organisational standards. Working closely with infrastructure, security, and application teams based in the UK, you will drive the transition from legacy environments to cloud-native networking, ensuring minimal disruption, high availability, and robust performance throughout the migration lifecycle. About Product & Technology Product & Technology plays a pivotal role in aligning the organization with its strategic objectives and enhancing shareholder value. Product & Technology is responsible for establishing unified standards and governance practices throughout the company. Additionally, we oversee the development and maintenance of core applications essential for the seamless operation of various functions across the organization. We are committed to driving and executing future roadmaps that are in line with the overall strategic direction of RWS. With a global reach, Product & Technology provides support services to over 7500 end users worldwide. We take pride in managing the information security operation and safeguarding all our assets. Our core functions encompass Enterprise & Technical Architecture, Network & Voice, Infrastructure, Service Delivery, Service Operations, Data & Analytics, Security & Quality Compliance, Transformation, Application Development, Enterprise Platforms, With a dedicated team of over 500 staff, Product & Technology ensures a strong presence across all regions, enabling efficient and effective support to our global operations. Job Overview, * Lead the design and architecture of AWS network solutions.
- Produce/contribute to detailed documentation such as HLD/LLD, migration and runbooks.
- Plan and execute on-premises to AWS migration strategies.
- Define and implement network security controls using best practice and AWS components.
- Collaborate with other teams to ensure networking supports workload performance, scalability, and resilience.
- Troubleshoot complex hybrid network issues, including routing, latency, and connectivity challenges.
- Implement Infrastructure as Code (Terraform) to automate AWS network provisioning and ensure consistency.
- Ensure compliance with governance, security, and operational best practices across all AWS network deployments.
- Conduct testing, validation, and optimisation of network performance post-migration.
Requirements
Do you have experience in VPN?, * Minimum 5 years' experience in designing and implementing Enterprise Scale AWS networking with components such as TGW/IGW/NGW, VPCs, multi account with hub and spoke architecture, FWs/SGs/NACLs etc.
- Strong hands-on experience with Site-to-Site VPN, AWS Direct Connect, DIAs etc.
- Demonstrated experience migrating workloads from on-premises to AWS.
- Strong proficiency in Terraform, including:
- Writing modular, reusable Terraform code for AWS network infrastructure
- Structuring Terraform for multi-environment and multi-account deployments
- Integrating Terraform into CI/CD pipelines
- Including version control, code reviews, and automated deployments
- Strong troubleshooting skills across hybrid environments, including deep packet flow analysis and performance optimisation.
- Understanding of high availability, resilience, and disaster recovery patterns within AWS networking.
- Experience with monitoring and observability tools such as VPC Flow Logs, CloudWatch, and CloudTrail.
- Scripting/automation skills (e.g. Python, Bash) to support operational tasks and integration.
- Good understanding of other CSPs such as Azure and/or Google.
- Some experience with Catalyst/Nexus and/or Meraki MX platforms would be beneficial.