DevOps Engineer

Total eBiz Solutions; Singapore; On-site; SGD 110,000 - 170,000; Full time

Job summary

Total eBiz Solutions is seeking DevSecOps Engineers to design, build, and operate secure, cloud-native infrastructure on AWS for a Singapore public sector modernization project. The role blends infra engineering, cloud security, and secure software delivery, embedding security across the development lifecycle.

Responsibilities span Terraform-based infrastructure, IAM security, CI/CD integration, and observability tooling, with opportunities to guide secure architecture and governance within the

Qualifications

• 3–5 years of hands‑on DevOps, cloud infrastructure, or DevSecOps experience.
• Senior Consultant: 7+ years of experience, including 2–3 years defining secure cloud architecture or leading DevSecOps implementation.
• Experience with Singapore Government or public sector security and compliance requirements is an advantage.

Responsibilities

• Set up modern cloud-native, containerised infrastructure on AWS using Infrastructure as Code (e.g. Terraform), covering VPC networking, EKS/ECS, RDS, and container registry across dev, staging, and production environments.
• Apply cloud security practices and controls, including least-privilege IAM, EKS Pod Identity, network isolation, system and container hardening, mTLS, secrets management, and encryption at rest and in transit.
• Build security into the development process by integrating SAST, dependency, secret, container image, and IaC scanning into GitLab CI/CD pipelines, with defined pass/fail gates.
• Set up and maintain monitoring, alerting, and observability using tools such as Dynatrace or Datadog.
• Support production deployments and incident resolution, including writing and maintaining runbooks.
• Design, implement, and regularly test backup and restore procedures.
• Integrate infrastructure with identity and access controls (e.g. ADFS, WOG AD, SAML, OIDC, CAM).
• Define the secured infrastructure architecture and security baseline for the platform (Senior Consultant).
• Set up and govern secure infrastructure standards, guardrails, and practices across the team (Senior Consultant).
• Provide guidance and mentoring to engineers on secure infrastructure and DevSecOps practices (Senior Consultant).
• Work with agency security teams on security reviews, compliance requirements, and remediation of findings (Senior Consultant).

Skills

AWS

Terraform

Docker

Kubernetes

CI/CD

Security

Security scanning

Observability

Production operations

Tools

Dynatrace

Datadog

Temporal

Job description

We are looking for DevSecOps Engineers to design, build, and operate secure, cloud-native, containerised infrastructure on AWS for a Singapore public sector modernisation project. The role combines infrastructure engineering, cloud security, and secure software delivery, embedding security across infrastructure and the development lifecycle.

Key Responsibilities

All levels

• Set up modern cloud-native, containerised infrastructure on AWS using Infrastructure as Code (e.g. Terraform), covering VPC networking, EKS/ECS, RDS, and container registry across dev, staging, and production environments.
• Apply cloud security practices and controls, including least-privilege IAM, EKS Pod Identity, network isolation, system and container hardening, mTLS, secrets management, and encryption at rest and in transit.
• Build security into the development process by integrating SAST, dependency, secret, container image, and IaC scanning into GitLab CI/CD pipelines, with defined pass/fail gates.
• Set up and maintain monitoring, alerting, and observability using tools such as Dynatrace or Datadog.
• Support production deployments and incident resolution, including writing and maintaining runbooks.
• Design, implement, and regularly test backup and restore procedures.
• Integrate infrastructure with identity and access controls (e.g. ADFS, WOG AD, SAML, OIDC, CAM).

Additional responsibilities for Senior Consultant

• Define the secured infrastructure architecture and security baseline for the platform.
• Set up and govern secure infrastructure standards, guardrails, and practices across the team.
• Provide guidance and mentoring to engineers on secure infrastructure and DevSecOps practices.
• Work with agency security teams on security reviews, compliance requirements, and remediation of findings.

Requirements Experience

• Consultant: 3–5 years of hands‑on DevOps, cloud infrastructure, or DevSecOps experience.
• Senior Consultant: 7+ years of experience, including at least 2–3 years defining secure cloud architecture or leading DevSecOps implementation.
• Experience with Singapore Government or public sector security and compliance requirements is an advantage.

Technical skills (must have)

• AWS: hands‑on experience with setting up AWS cloud infrastructure
• Infrastructure as Code: hands‑on experience with Terraform (or equivalent)
• Containers: hands‑on experience with Docker, Kubernetes (EKS)
• CI/CD: hands‑on experience in setting up CI/CD
• Security: hands‑on experience with application and infra security practices
• Security scanning tools: hands‑on experience with security scanning tools
• Observability: hands‑on experience with at least one observability tool
• Operations: hands‑on experience in production operations

Technical skills (good to have)

• Familiarity with observability tools such as Dynatrace, Datadog
• Familiarity with building, containerising, and deploying applications in Golang, Kotlin, and Next.js/TypeScript, and with operating a workflow engine such as Temporal on Kubernetes
• Identity: ADFS, WOG AD, SAML, OIDC, CAM (GovTech Central Accounts Management)
• Trend Micro FAM and other infrastructure/container security tooling
• Security-first mindset with a practical, delivery-focused approach.
• Clear documentation and communication skills.
• Senior Consultant: ability to influence engineering teams and explain security trade-offs to stakeholders.