Infrastructure Architect

AMBITION GROUP SINGAPORE PTE. LTD.Singaporemycareersfuturepublished 08/31/2026
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Must-have:PythonGitAWSAzureGoogle CloudDockerKubernetesCloudDevOpsCI/CDSecuritySeniorLeadHybrid

The Opportunity We are looking for a highly experienced  Infrastructure Architect  to lead the design and evolution of complex hybrid and cloud infrastructure environments. This is a hands-on architecture role suited to someone with strong expertise across  AWS, network infrastructure, compute, storage, DevOps, automation and security . You will play a key role in infrastructure modernisation, cloud adoption, automation and operational resilience, while providing technical leadership across engineering and infrastructure teams. Key Responsibilities Cloud & Infrastructure Architecture Design secure, scalable and highly available  multi-cloud and hybrid architectures , with strong AWS expertise. Define infrastructure architecture standards, frameworks and best practices across cloud, network, compute, storage and security. Lead cloud migration, adoption and infrastructure modernisation initiatives. Architect containerised and serverless environments using  Docker, Kubernetes/EKS, Lambda and Step Functions . Network Architecture Design and optimise enterprise and cloud networking across  VPC, Transit Gateway, Direct Connect, VPN, load balancing, WAF, routing and network segmentation . Provide architectural guidance across LAN/WAN, firewalls, DNS, DHCP, IPAM and network security. Ensure robust integration between on-premise and cloud environments. Compute, Virtualisation & Storage Design and oversee enterprise compute platforms including  VMware, Hyper-V, EC2 and bare-metal infrastructure . Develop scalable storage, backup, archival and disaster recovery architectures across SAN/NAS and object storage. Drive performance optimisation, capacity planning and infrastructure hardening. DevOps & Automation Lead the design and implementation of  CI/CD pipelines , with GitLab preferred. Drive infrastructure automation using  Terraform, CloudFormation and Ansible . Champion DevOps/SRE practices including observability, monitoring, incident management and reliability engineering. Automate infrastructure provisioning, configuration and policy enforcement. Security & Governance Embed security controls across cloud and infrastructure environments, including  IAM, KMS, encryption, SIEM and security baselines . Partner with security teams on  Zero Trust, identity governance, compliance and audit readiness . Technical Leadership Act as a senior technical escalation point for complex infrastructure, architecture and production issues. Mentor cloud, infrastructure, DevOps and operations engineers. Collaborate closely with application, network, security and engineering teams. Produce architecture documentation and communicate technical solutions to senior stakeholders.

What We're Looking For 10+ years  of overall IT infrastructure experience, with  5+ years in cloud architecture and DevOps . Strong hands-on expertise in  AWS ; Azure or GCP exposure is advantageous. Strong knowledge of enterprise networking, including  routing, VPN, firewalls, load balancing, DNS and cloud networking . Experience with  VMware/virtualisation, enterprise storage, backup and disaster recovery . Strong knowledge of  Docker, Kubernetes and AWS EKS . Experience with  CI/CD, GitOps and release automation . Strong Infrastructure-as-Code experience, particularly  Terraform , with CloudFormation or Ansible advantageous. Scripting/programming experience with  Python, Bash or PowerShell . Knowledge of cloud monitoring and observability tools such as  CloudWatch, CloudTrail, VPC Flow Logs and OpenTelemetry . Strong understanding of cloud security, IAM, KMS, encryption and network security.

Certifications AWS Solutions Architect – Professional  preferred; Associate certification considered for candidates progressing towards Professional. Additional certifications in  Azure, GCP, Kubernetes or Cyber Security  are advantageous. Preferred Experience Designing and managing  hybrid on-premise and cloud environments . Designing  DR/BCP strategies  for mission-critical systems. Leading large-scale  infrastructure modernisation and cloud transformation  programmes. Experience within  financial services or other highly regulated environments . Strong stakeholder management, communication and technical presentation skills.