Cloud Engineer

We are SimplyGo Pte. Ltd. (SPL) , a wholly owned subsidiary of the Land Transport Authority, and a key player in the Singapore public transport ecosystem. We develop transit ticketing and travel card-related products and services that simplify journeys and create value for our commuters. We believe great ideas come from people who are curious, driven, and eager to learn. Join us if you are looking for an organisation that allows you to make a meaningful impact and provide the support you need to grow. What You Will Do At SPL, you are an integral part of our team - driving meaningful projects and witnessing the tangible difference your work makes. As an Engineer, IT Infrastructure, your responsibility is focused on cloud engineering. You will manage and support AWS cloud operations, ensuring secure, reliable, and cost-optimized infrastructure. This will include automation, monitoring, deployments, incident response, disaster recovery, security governance, and continuous improvement of cloud platform efficiency. Key Tasks you will be involved in Cloud Platform Operations • Manage AWS cloud infrastructure across production (24x7) and non-production environments, ensuring high availability, scalability, and resilience. • Support core AWS services including EC2, RDS, S3, VPC, Subnets, Load Balancers, IAM, and security configurations. Infrastructure as Code & Automation • Develop and maintain IaC using Terraform/CloudFormation to implement reusable infrastructure templates. • Automate provisioning, configuration, scaling, and patching workflows. • Implement monitoring, alerting, and logging using AWS CloudWatch or third-party tools (Dynatrace, Grafana). • Perform proactive monitoring, capacity analysis, and dashboard management. Backup, Recovery & Disaster Recovery • Design and manage backup strategies, snapshot policies, and data retention. • Support DR planning, execution, and drills to ensure RTO/RPO compliance. Security & Compliance • Enforce cloud security best practices: IAM, network security, and encryption. • Support regulatory and security compliance (IM8, PCI DSS), and work with SecOps on vulnerability remediation. Deployment & Release Support • Support cloud-based application deployments and CI/CD pipelines. • Perform post-deployment validation and system checks. • Investigate and resolve infrastructure incidents, performance issues, and connectivity problems. • Participate in major incident response and RCA, collaborating with application, database, and network teams. Network & Connectivity • Manage AWS networking, VPN, and Direct Connect integration. • Troubleshoot connectivity between cloud and on-premise/external systems. Certification Authority (CA) Management • Manage certificate lifecycle: generation, issuance, enrollment, validation, renewal, and revocation. • Handle Certificate Signing Requests (CSRs). • Monitor and optimise AWS resource utilisation and costs with tagging strategies and cost allocation models. • Recommend rightsizing, reserved instances, and savings plans; support FinOps reporting and governance. • Maintain architecture diagrams, SOPs, runbooks, and incident reports. • Drive automation and continuous improvement initiatives. Operational Support • Participate in after-hours/weekend/public holiday support for maintenance, deployments, and critical incident response. • Perform OS/software patching and hardware maintenance during off-peak hours. What you’ll gain At SimplyGo, our people are at the heart of everything we do. We ASPIRE to create a supportive and inclusive workplace where you can thrive. Here’s what you can look forward to: Professional • Continuous growth through training, mentorship, and development. • Career pathways with room to advance and expand your skills. • A culture of collaboration that celebrates innovation, respect, and teamwork. Individual • An attractive annual compensation package that values your contribution. • Comprehensive benefits to support your lifestyle and wellbeing. • Flexibility with hybrid work options and supportive arrangements. • Wellbeing initiatives designed to keep you healthy, balanced, and engaged. This role might be for you if you have: • Strong training in Computer Science, Information Technology, Engineering, or related disciplines. • Minimum 4 years’ experience in cloud engineering or infrastructure operations, supporting mission-critical/high-availability systems. • Hands-on experience with AWS services (EC2, RDS, S3, VPC, IAM, CloudWatch), high availability, and disaster recovery design. • Proficient in Infrastructure as Code (Terraform/CloudFormation), scripting (Python, Bash, PowerShell), CI/CD pipelines, and optionally containerisation (Docker, Kubernetes). • Experience managing Certification Authority (CA) and cloud networking (TCP/IP, routing, firewall); system administration on Linux/Windows. • Familiarity with monitoring and log analysis tools (Dynatrace, Grafana). • AWS certifications (Solutions Architect, SysOps Administrator, DevOps Engineer) preferred. • Knowledge of AIX/Unix, IBM Middleware, or third-party software (e.g., IBM WebSphere MQ/WebSphere, Solace, Cognos, Control-M, Fivetran) advantageous. • Experience with multiple cloud platforms (Azure, Google Cloud) is a plus. • Strong troubleshooting, analytical, and problem-solving skills; able to work under pressure in production environments. • Excellent communication, stakeholder coordination, and collaboration skills; proactive and self-driven with strong ownership. • Willingness to support after-hours operations, including deployments, maintenance, and incident response. #J-18808-Ljbffr