AWS DevOps SME

Dna Infotech Pte. Ltd; Singapore; On-site; SGD 180,000 - 240,000; Full time

Job summary

Dna Infotech Pte. Ltd seeks an experienced DevOps/SRE leader to define and drive the DevOps strategy across AWS-based applications, implement IaC, and oversee containerized workloads.

The role emphasizes CI/CD governance, security integration, observability, and cost optimization, collaborating with multiple product teams to raise reliability and efficiency.

Qualifications

• 12–15 years in IT with 8+ years in DevOps/SRE and strong hands-on AWS.
• Expert-level CI/CD experience and enterprise pipeline design.
• Deep expertise with Terraform and/or CloudFormation.
• Strong Kubernetes (EKS), Docker, Helm, and GitOps knowledge.
• Proficiency in Python, Bash, or Go.
• Experience with observability and SRE practices; security in DevOps.

Responsibilities

• Define DevOps strategy, standards, and tooling across cloud apps on AWS.
• Drive automation, release management, and continuous delivery across product teams.
• Adopt DevSecOps, GitOps, and platform-as-code practices.
• Own design and governance of enterprise CI/CD pipelines.
• Standardize deployment strategies: blue-green, canary, rolling.
• Integrate automated testing, artifact management, and quality gates.
• Embed security scanning in pipelines.
• Set IaC standards using Terraform/CloudFormation/AWS CDK.
• Automate environment provisioning and configuration (Ansible).
• Implement policy-as-code with AWS Config rules.
• Oversee containerized workloads on EKS/ECS; Helm standards; GitOps with ArgoCD/Flux.
• Define SLIs/SLOs and drive SRE across teams; observability with tools.
• Lead incident response, RCAs, post-mortems.
• Cost awareness in pipelines; manage ephemeral envs, auto-scaling, Spot usage.
• Secret management with AWS Secrets Manager/Parameter Store or Vault.

Skills

AWS hands-on

CI/CD tooling

Terraform / CloudFormation

Kubernetes (EKS)

Docker

Helm

GitOps

Python / Bash / Go

Observability / SRE

Linux / Networking basics

Security in DevOps

Tools

Jenkins

GitLab CI

GitHub Actions

AWS CodePipeline/CodeBuild/CodeDeploy

Nexus

Artifactory

ECR

SonarQube

Snyk

Trivy

Checkov

CloudWatch

X-Ray

Prometheus

Grafana

Dynatrace

Job description

Key Responsibilities

DevOps Strategy and Engineering Practices

• Define and drive DevOps strategy, standards, and tooling across cloud-hosted applications on AWS.
• Establish engineering practices for automation, release management, and continuous delivery across multiple product teams.
• Drive adoption of DevSecOps, GitOps, and platform-as-code practices.

CI/CD and Release Management

• Own the design and governance of enterprise CI/CD pipelines using Jenkins, GitLab CI, GitHub Actions, or AWS CodePipeline/CodeBuild/CodeDeploy.
• Standardize deployment strategies such as blue-green, canary, and rolling deployments.
• Integrate automated testing, artifact management (Nexus, Artifactory, ECR), and quality gates into pipelines.
• Embed security scanning using SonarQube, Snyk, Trivy, Checkov, or similar tools.

Infrastructure as Code and Automation

• Set IaC standards and reusable module libraries using Terraform, CloudFormation, or AWS CDK.
• Drive automation of environment provisioning, configuration (Ansible), and operational tasks using Python or Bash.
• Implement policy-as-code using AWS Config rules.

Containers and Orchestration

• Oversee containerized workloads on Amazon EKS and ECS, including cluster design, upgrades, scaling, and service mesh.
• Govern Helm chart standards and GitOps delivery with ArgoCD or Flux.

Reliability and Observability

• Define SLIs, SLOs, and error budgets; drive SRE practices across application teams.
• Establish observability standards using CloudWatch, X-Ray, Prometheus, Grafana, ELK/OpenSearch, Datadog, or Dynatrace.
• Lead major incident response, root cause analysis, and post-mortems for application and pipeline failures.

Cloud Cost and Security in DevOps

• Embed cost awareness into pipelines and environments (ephemeral environments, auto-scaling, Spot usage).
• Ensure secrets management with AWS Secrets Manager, Parameter Store, or HashiCorp Vault.

Technical Skills Required

• 12–15 years in IT, with at least 8 years in DevOps or SRE and strong hands-on AWS experience.
• Expert-level experience with CI/CD tools and enterprise pipeline design.
• Deep expertise in Terraform and/or CloudFormation.
• Strong experience with Kubernetes (EKS), Docker, Helm, and GitOps.
• Proficiency in Python, Bash, or Go.
• Strong knowledge of observability, SRE practices, and DevSecOps tooling.
• Solid Linux and networking fundamentals.

Good to Have

• AWS Certified DevOps Engineer – Professional or Solutions Architect – Professional.
• CKA, CKAD, or HashiCorp Terraform Associate certification.
• Experience with serverless architectures (Lambda, API Gateway, Step Functions).
• Experience in regulated industries such as banking or financial services (MAS TRM awareness).