Key Responsibilities

1. Infrastructure Management

• Manage, monitor, and maintain servers, virtualization platforms, storage devices, firewalls, and related infrastructure.
• Install, configure, and maintain operating systems (Windows Server, RHEL) and system management tools.
• Perform system upgrades, patch management, capacity planning, and performance tuning.
• Manage and monitor backup, recovery, and replication activities to ensure data integrity and availability.

2. 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.

3. Collaboration & Projects

• Participate in the design, setup, and implementation of new infrastructure solutions and enhancements.
• Collaborate with vendors, service providers, and internal IT teams to resolve infrastructure issues and deliver reliable solutions.
• Support infrastructure-related documentation, capacity planning, and audit activities.

4. Patch Management & Upgrades

• Test, stage, and deploy OS patches, firmware updates, and hardware upgrades.
• Apply change management best practices for controlled deployment of updates and enhancements.

5. Hardware & Environment Support

• Support and maintain enterprise-grade hardware: Dell servers, Cisco switches, FortiGate firewalls, UPS, and Dell EMC storage.
• Manage and monitor virtualization platforms (VMware, OpenShift/Kubernetes) and infrastructure monitoring tools (Grafana, Prometheus).
• Ensure high availability and reliability of infrastructure components across environments (production, staging, development).

6. 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

• Diploma / Bachelor’s Degree in Computer Science, Information Technology, or equivalent.
• 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).
• Working knowledge of ITIL processes (incident, change, and problem management).
• Experience in pre-sales or tender preparation will be an added advantage.
• Candidate should be open and willing to learn about system, application, and middleware layers — including configuration, deployment, and troubleshooting of integrations.