Infrastructure and System Engineer

16 hours ago

Singapore TESCOM (SINGAPORE) SOFTWARE SYSTEMS TESTING PTE LTD. Full time

Key Responsibilities 1. Systems & Infrastructure Management Manage, monitor, and maintain servers, virtualization platforms, storage devices, firewalls, and related infrastructure. Install, configure, test, and maintain operating systems (Windows Server, RHEL), middleware, application software, and system management tools. Perform system upgrades, patch management, capacity planning, and performance tuning. 2. Day 2 Operations & Support Provide enterprise-wide operational support for Microsoft Windows, Linux, VMware, and middleware platforms. Respond to and resolve infrastructure and system incidents, escalating where necessary. Participate in 24/7 on-call support rotations and provide timely incident response. Conduct daily health checks, log reviews, and preventive maintenance activities. 3. Security & Compliance Perform security hardening and testing based on CIS benchmarks and Singapore Government security standards. Manage user accounts, access controls, password resets, and system roles securely. Ensure compliance with IT governance, audit, and regulatory requirements. Support disaster recovery planning, testing, and execution. 4. Collaboration & Projects Participate in the design and implementation of new infrastructure solutions and enhancements. Liaise with vendors, service providers, and internal IT teams to resolve issues and deliver solutions. Support IT audits, capacity planning, and documentation of infrastructure standards and procedures. 5. Patch Management & Upgrades Test, stage, and deploy OS patches, firmware updates, and COTS/middleware upgrades. Apply change management best practices for controlled deployment of fixes and enhancements. 6. Hardware & Platform Support Support and maintain enterprise-grade hardware: Dell servers, Cisco switches, FortiGate firewalls, UPS, storage (Dell EMC), and power management. Manage and troubleshoot enterprise platforms such as: Middleware & Integration: IBM MQ, IBM ACE, Kafka, WebSphere Databases & Data Services: MS SQL, MongoDB GIS & Applications: ArcGIS, Elastic Stack, Rocket.Chat Security Tools: Symantec, Carbon Black EDR, CipherTrust, Keycloak, Fortify WebInspect DevOps & Monitoring: Grafana, Prometheus, GitLab Enterprise, Ansible, OpenShift, Red Hat Satellite 7. Documentation & Continuous Improvement Maintain SOPs, system diagrams, maintenance logs, and incident reports. Generate reports on incidents, performance, and preventive actions. Propose automation and reliability improvements to strengthen system resilience. Requirements Diploma / Bachelor’s Degree in Computer Science, Information Technology, or equivalent At least 3–5 years of combined experience in system administration and infrastructure support . Strong knowledge of Windows Server, RHEL, VMware, and enterprise hardware (servers, storage, networking). Hands-on experience with backup and recovery solutions, firewalls, and middleware platforms. Familiarity with container platforms (OpenShift/Kubernetes), DevOps tools (Ansible, GitLab), and IT monitoring stacks (Grafana, Prometheus). Working knowledge of ITIL processes (incident, change, and problem management). #J-18808-Ljbffr

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