Senior AWS DevOps Engineer — Infra & Automation

OnebyZero .; Singapore; On-site; SGD 120,000 - 160,000; Full time

Job summary

OneByZero, a Frontier Systems Integrator, seeks a Senior DevOps Engineer to lead cloud infrastructure on AWS, automate deployments, and mentor engineers across Asia Pacific. You will design scalable solutions, drive IaC adoption, and ensure secure, efficient operations in development and production environments.

Join a collaborative team delivering enterprise AI transformations with exposure to AWS partnerships, regulated delivery, and cutting-edge tooling across multiple markets.

Qualifications

• 5+ years in a DevOps role or similar.

Responsibilities

• Architect scalable infrastructure on AWS following best practices.
• Lead IaC provisioning with Terraform, AWS CDK, or CloudFormation.
• Build and manage CI/CD pipelines using Jenkins, GitLab CI, or AWS CodePipeline.
• Monitor, troubleshoot, and optimize cloud performance and reliability.
• Implement security best practices and ensure compliance with standards.
• Automate repetitive tasks with Python, Bash, or similar.
• Optimize resource utilization and cost in AWS environments.
• Oversee Linux production and development environments.
• Mentor junior engineers in DevOps practices.
• Collaborate with developers and operations to streamline workflows.

Skills

AWS

Terraform

CI/CD

Python

Bash

Networking

Docker

Kubernetes

IAM/Security

GitHub Actions

Tools

Terraform

AWS CDK

CloudFormation

Job description

OneByZero, a Frontier Systems Integrator, seeks a Senior DevOps Engineer to lead cloud infrastructure on AWS, automate deployments, and mentor engineers across Asia Pacific. You will design scalable solutions, drive IaC adoption, and ensure secure, efficient operations in development and production environments.

Join a collaborative team delivering enterprise AI transformations with exposure to AWS partnerships, regulated delivery, and cutting-edge tooling across multiple markets.