Senior AWS DevOps Engineer

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Join our technology team and help operate the AWS environments supporting software used by public transport operators across the ASEAN region. As our Senior AWS DevOps Engineer, you will take hands-on ownership of cloud infrastructure, automation, deployments, monitoring, security and reliability across development, test, staging and production environments. You will work closely with Engineering, Support, Professional Services, customer IT teams and third-party partners to ensure our platforms are secure, resilient, performant and cost-effective. This is a hands-on role for an experienced AWS/DevOps professional who enjoys solving complex infrastructure problems, automating repetitive work and taking real ownership of production environments.

Key responsibilities

• Design, build and maintain AWS infrastructure supporting production applications using Infrastructure as Code (Terraform, AWS CDK and/or CloudFormation)
• Deploy, upgrade and patch application environments across development, test, staging and production
• Manage AWS services including EC2, ECS/EKS, S3, RDS, Lambda, VPC, Route 53, ELB, IAM, CloudWatch, Systems Manager and Backup
• Build and maintain reliable CI/CD pipelines using AWS CodePipeline, CodeBuild, ShipHat and related tooling
• Automate application deployments, infrastructure provisioning and operational processes
• Implement monitoring, logging and alerting for application and infrastructure health, capacity and performance
• Respond to production incidents within agreed SLAs, perform root-cause analysis and drive permanent corrective actions
• Manage backup, restore and disaster recovery processes and participate in regular DR testing
• Work with Engineering, Support, Professional Services, customer IT teams and third-party vendors to coordinate deployments, integrations, change windows and issue resolution
• Participate in an on-call rotation and scheduled after-hours maintenance windows as required

About you

• 5-8 years of relevant experience in DevOps, Cloud Engineering or Systems Engineering
• At least 3 years of hands-on AWS production experience
• Strong Infrastructure as Code experience, particularly Terraform and/or AWS CDK/CloudFormation
• Proven experience building and maintaining CI/CD pipelines and Git-based workflows
• Solid Linux administration and scripting/automation skills
• Good understanding of AWS networking, IAM and security fundamentals
• Experience with Docker and preferably ECS and/or EKS
• Experience supporting production environments, troubleshooting incidents and conducting root-cause analysis
• Strong communication and stakeholder-management skills, with the ability to work independently and with customer IT teams
• A tertiary qualification in Computer Science, Information Technology, Engineering or a related discipline is preferred, or equivalent practical experience