Senior Infrastructure Architect: Cloud, Kubernetes & Security

SAGL Consulting; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

SAGL Consulting seeks multiple Senior Infrastructure Engineers and Infrastructure Architects to design, implement and support enterprise infrastructure across on‑premises and cloud environments. You will work across Unix/Linux, Windows Server, Kubernetes, DevOps, observability and Microsoft 365, focusing on secure, highly available, scalable platforms.

Responsibilities include leading infrastructure delivery, participating in modernization initiatives, and collaborating with cross‑functional

Qualifications

• 7–12+ years in enterprise infrastructure engineering, systems engineering or architecture.
• Strong hands-on Unix/Linux and Windows Server administration experience.
• Experience designing or supporting AWS and/or Azure infrastructure.
• Practical Kubernetes administration and container platforms experience.
• DevOps, Infrastructure as Code and automation (Terraform, Ansible, CI/CD).
• Observability and monitoring with Elastic/ELK, Grafana, Prometheus, Dynatrace, Datadog, SolarWinds or similar.

Responsibilities

• Design, implement and support enterprise infrastructure across on‑premises and cloud environments.
• Lead infrastructure delivery and architecture efforts with cross‑functional teams.
• Provide L2/L3 technical support and resolve complex infrastructure issues.
• Review and improve infrastructure performance, reliability, scalability and security.
• Participate in modernization, migration and transformation initiatives.

Skills

Unix/Linux administration

Windows Server administration

AWS/Azure infrastructure

Kubernetes administration

DevOps & IaC

Observability & monitoring

Active Directory / Entra ID

Microsoft 365 administration

Infrastructure security

ITIL practices

Education

Bachelor's degree in Computer Science / IT / Engineering

Tools

Terraform

Ansible

GitHub Actions

Azure DevOps

ArgoCD

Elastic/ELK

Grafana

Prometheus

Dynatrace

Datadog

SolarWinds

SCOM

Job description

SAGL Consulting seeks multiple Senior Infrastructure Engineers and Infrastructure Architects to design, implement and support enterprise infrastructure across on‑premises and cloud environments. You will work across Unix/Linux, Windows Server, Kubernetes, DevOps, observability and Microsoft 365, focusing on secure, highly available, scalable platforms.

Responsibilities include leading infrastructure delivery, participating in modernization initiatives, and collaborating with cross‑functional