Senior Cloud Infrastructure Engineer (Cloud Networking)

Airwallex
Singapore
Workplace: OnsiteFull timeFunction: DevOps, Cloud & InfrastructureSkills: []

Design, build, and optimize highly available multi-account, multi-region AWS and GCP cloud network architectures for Airwallex’s global financial platform. Automate network infrastructure with Terraform and Git-driven CI/CD, manage BGP routing and cross-cloud connectivity (including IPsec VPNs and Direct Connect), and serve as an escalation point with strong observability. Partner with Security, DevOps, and Platform teams to deliver secure landing zones and automated network controls, rotating on global on-call.

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FursaFursa
Airwallex
Airwallex
17 hours ago

Senior Cloud Infrastructure Engineer (Cloud Networking)

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Last checked: 13 hours agoStatus: Live

Job Summary

Design, build, and optimize highly available multi-account, multi-region AWS and GCP cloud network architectures for Airwallex’s global financial platform. Automate network infrastructure with Terraform and Git-driven CI/CD, manage BGP routing and cross-cloud connectivity (including IPsec VPNs and Direct Connect), and serve as an escalation point with strong observability. Partner with Security, DevOps, and Platform teams to deliver secure landing zones and automated network controls, rotating on global on-call.
Location: Singapore
Workplace: Onsite
Employment Type: Full time
Job Function: DevOps, Cloud & Infrastructure
Seniority: Mid level

Key Responsibilities

  • •Design, build, and optimize highly available multi-account and multi-region AWS/GCP cloud network architectures (Layer 3 routing, Transit Gateway, Shared VPC, Cloud Router, Direct Connect).
  • •Automate and manage global cloud network infrastructure using Terraform through Git-driven CI/CD pipelines.
  • •Manage hybrid and cross-cloud connectivity, including BGP routing, IPsec VPNs, and dynamic cloud routing between AWS/GCP, regional POPs, and external banking partners.
  • •Act as an escalation point for complex cloud networking issues and improve network visibility and observability.
  • •Collaborate with Security, DevOps, and Platform teams to build secure Landing Zones and automated network controls.

Key Requirements

  • •Hands-on AWS network design experience at scale, including VPC, Transit Gateway, route tables, Direct Connect, and AWS Network Firewall.
  • •Proficiency with Terraform (or equivalent IaC) to provision and automate global cloud network infrastructure via Git-driven CI/CD pipelines.
  • •Practical GCP networking exposure such as Shared VPC and Cloud Router, or equivalent multi-cloud environments.
  • •Strong networking fundamentals across routing and switching, subnetting, TCP/IP, and BGP dynamic routing concepts.
  • •Associate-level networking certification or equivalent hands-on experience (e.g., CCNA, JNCIA-Junos, HCIA, Aruba ACA, Network+, AWS Certified Advanced Networking—Specialty, or GCP PCNE).
Experience:Fintech
Certifications:CCNAJNCIA-JunosHCIAAruba ACANetwork+AWS Certified Advanced Networking - SpecialtyGCP PCNECCNPJNCIP
Tech Stack:AWSGCPTerraformGitCI/CDLinuxPythonBashVPCTransit GatewayShared VPCCloud RouterDirect ConnectAWS Network FirewallBGPIPsec VPNTCP/IP

Company Brief

Airwallex
Airwallex is a global payments and financial platform that provides business accounts, cross-border payments, treasury, corporate cards, and embedded finance APIs to help companies manage global financial operations and scale internationally.
Industry: Fintech Infrastructure
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Scaleup
Valuation: Unicorn (USD 1B+)
Funding: Series E+
Headquarters: Singapore, Singapore
Founded: 2015
Glassdoor
Glassdoor: 3.7
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