Airwallex

Senior Cloud Infrastructure Engineer (Cloud Networking)

Airwallex
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2 days ago
Singapore, SingaporeSenior

Responsibilities

  • Design, build, and optimize highly available multi-account and multi-region AWS and GCP cloud network architectures.
  • Automate and manage global cloud network infrastructure using Terraform through Git-driven CI/CD pipelines.
  • Manage BGP routing, IPsec VPNs, and dynamic connectivity between AWS, GCP, regional points of presence, and external banking partners.
  • Serve as an escalation point for complex cloud networking issues, improve network visibility, and participate in a global on-call rotation.
  • Collaborate with Security, DevOps, and Platform teams to build secure Landing Zones and automated network controls.

Requirements

  • Hands-on experience designing and operating AWS network environments at scale, including VPC, Transit Gateway, route tables, Direct Connect, and AWS Network Firewall.
  • Proficiency with Terraform or equivalent infrastructure-as-code tools for provisioning and automating cloud network components.
  • Practical experience with GCP networking concepts such as Shared VPC and Cloud Router or with multi-cloud environments.
  • Familiarity with Linux distributions, Python or Bash scripting, and CI/CD pipelines.
  • Strong knowledge of routing and switching, subnetting, TCP/IP, and BGP dynamic routing principles.
  • Associate-level networking certification or equivalent hands-on experience, such as CCNA, JNCIA-Junos, HCIA, Aruba ACA, Network+, AWS Certified Advanced Networking - Specialty, or GCP PCNE.
  • Experience in fintech, local banking, high-concurrency or high-availability financial networks, advanced certifications, and AI-assisted operational workflows are preferred.
Airwallex

About Airwallex

1,001-5,000 employees

Airwallex builds a global payments and financial operations platform for businesses, offering payment acceptance, multi-currency accounts, FX and transfers, card issuing, treasury and spend management via APIs and web apps. It monetizes through transaction and foreign-exchange fees and related account services. Founded in Melbourne in 2015 and privately held, the company serves customers worldwide, with notable users including Brex, Canva and Qantas.

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