Platform (Paas/Caas) Infrastructure Engineer

Singaporean only Platform (PaaS/CaaS) Infrastructure Engineer Job Requirements Overview Manage and operate platform services in a tenant environment above hypervisor level. Ensure reliability, security, and operability of container platforms and COTS components (MongoDB, Nginx, MQTT, IBM MQ, ArcGIS, etc.). Key Responsibilities 1. Platform Operations & Management Manage, monitor, and maintain platform services including container platforms, middleware, databases, messaging systems, and supporting runtime components. Support Day 2 operations, incident response, troubleshooting, root cause analysis, and problem management activities. Install, configure, maintain, and upgrade operating systems (RHEL, Windows Server) and platform-related software. Perform platform performance tuning, capacity planning, and service optimization activities. Support backup, recovery, and restoration activities for platform components and COTS products. Ensure service availability and operational readiness across Development, Test, Staging, and Production environments. 2. Container Platform & COTS Management Install, configure, patch, and maintain container platforms and runtimes such as: Kubernetes Podman Docker Install, configure, patch, and support enterprise COTS solutions including: MongoDB MSSQL NGINX Apache HTTPD IBM MQ MQTT Brokers Kafka ArcGIS Keycloak 3. Security & Compliance Perform infrastructure security hardening and testing based on CIS benchmarks and Singapore Government security standards. Manage access controls and user accounts in line with IT security policies. Support compliance with IT governance, audit, and regulatory requirements. Participate in disaster recovery planning, testing, and execution. 4. Collaboration & Projects Collaborate with Application Engineers, DevOps Engineers, Security Engineers, and AFE teams to resolve platform-related issues. Work with infrastructure providers and vendors to troubleshoot connectivity, network, load balancer, and firewall-related issues. Support onboarding and integration of new applications and platform services. Participate in technical discussions, service improvement initiatives, and operational reviews. 5. Platform Maintenance & Upgrades Test, stage, and deploy platform patches, middleware upgrades, security fixes, and version upgrades. Perform platform lifecycle management activities. Support change implementation and release activities in accordance with approved change management processes. Ensure operational readiness and rollback plans are available for major changes. 6. Monitoring, Observability & Reliability Configure and maintain monitoring, logging, and observability solutions. Monitor platform health, resource utilization, and service availability. Analyze performance trends and proactively identify capacity or reliability risks. Support centralized logging and troubleshooting activities across platform components. 7. Documentation & Continuous Improvement Maintain up-to-date SOPs, infrastructure diagrams, maintenance logs, and change records. Generate reports on performance, capacity, and preventive maintenance activities. Identify opportunities for automation and reliability improvements to strengthen infrastructure resilience. Requirements Education & Certification Diploma / Bachelor’s Degree in Computer Science, Information Technology, or equivalent. Relevant certifications (preferred but not mandatory): MongoDB Administrator RHCSA / RHCE (Red Hat) VMware VCP Experience & Skills At least 3–5 years of experience in infrastructure administration and support. Strong knowledge of Windows Server, RHEL, VMware, and enterprise hardware (servers, storage, networking). Hands-on experience with backup and recovery tools, firewalls, and system monitoring platforms. Familiarity with container platforms (OpenShift/Kubernetes), DevOps tools (Ansible, GitLab), and monitoring tools (Grafana, Prometheus). Experience installing, configuring, and supporting enterprise COTS products such as: MongoDB, NGINX, APACHE, IBM MQ, NGINX, ArcGIS, CICD Platfom, etc… Working knowledge of ITIL processes (incident, change, and problem management). Experience in pre-sales or tender preparation will be an added advantage. Soft Skills Strong analytical and troubleshooting skills. Positive attitude, initiative, and passion for operational excellence. Good communication and teamwork skills. Able to work independently and under pressure.