AWS-Centric Hybrid Cloud Infrastructure Architect

Ambition Singapore; Singapore; On-site; SGD 180,000 - 240,000; Full time

Job summary

Ambition Singapore is seeking an experienced Infrastructure Architect to lead the design and evolution of hybrid and cloud infrastructure environments. This hands-on role requires strong AWS, network, compute, storage, DevOps, automation and security expertise, providing technical leadership across engineering and infrastructure teams.

You will drive modernization, cloud adoption and automation while establishing standards and governance.

Qualifications

• 10+ years IT infrastructure experience with cloud architecture and DevOps.
• Hands-on AWS expertise; Azure or GCP exposure advantageous.
• Strong enterprise networking knowledge: routing, VPNs, firewalls, load balancing, DNS.
• Experience with VMware, enterprise storage, backup and disaster recovery.
• Strong knowledge of Docker, Kubernetes and AWS EKS.
• Experience with CI/CD, GitOps and release automation.
• IaC experience with Terraform; CloudFormation or Ansible advantageous.
• Scripting with Python, Bash or PowerShell.
• Knowledge of cloud monitoring/observability tools such as CloudWatch, CloudTrail, VPC Flow Logs, OpenTelemetry.
• Strong cloud security knowledge: IAM, encryption and network security.

Responsibilities

• Design secure, scalable, highly available multi-cloud and hybrid architectures with AWS expertise.
• Define standards, frameworks and best practices across cloud, network, compute, storage and security.
• Lead cloud migration, adoption and infrastructure modernization initiatives.
• Architect containerised/serverless environments using Docker, Kubernetes/EKS, Lambda and Step Functions.
• Design and optimise enterprise networking (VPC, Transit Gateway, Direct Connect, VPN, load balancing, WAF).
• Provide architectural guidance across LAN/WAN, firewalls, DNS, DHCP, IPAM and network security.
• Ensure robust integration between on-premise and cloud environments.
• Design and oversee compute platforms (VMware, Hyper-V, EC2, bare-metal).
• Develop scalable storage, backup, archival and DR architectures (SAN/NAS, object storage).
• Drive performance, capacity planning and infrastructure hardening.

Skills

AWS

Cloud architecture

DevOps

Kubernetes

Terraform

CI/CD

Python

Networking

Security

VMware

Automation

GitLab

OpenTelemetry

Tools

Docker

Kubernetes/EKS

CloudFormation

Ansible

GitLab

Job description

Ambition Singapore is seeking an experienced Infrastructure Architect to lead the design and evolution of hybrid and cloud infrastructure environments. This hands-on role requires strong AWS, network, compute, storage, DevOps, automation and security expertise, providing technical leadership across engineering and infrastructure teams.

You will drive modernization, cloud adoption and automation while establishing standards and governance.