China Telecom Asia Pacific
Singapore / Global
Singapore / Global
We are seeking an ICT Infrastructure Engineer responsible for enterprise and data center infrastructure operations, including network, systems, virtualization, IDC physical layer, and basic cloud environments.
The ideal candidate will have strong foundational knowledge, hands-on operational capability, and the ability to independently resolve common infrastructure issues while escalating complex architectural problems appropriately.
The position may be offered at
Senior Engineer level , with responsibilities including
solution review, technical leadership, and guidance on project delivery .
Key Responsibilities
Provide daily operational support for enterprise network and server environments
Handle incidents and service requests using structured root cause analysis
Perform routine health checks and basic performance monitoring
Execute change management tasks in accordance with standard procedures
Maintain accurate technical documentation (network topology diagrams, IP allocation records, asset inventory, change logs, SOPs)
Coordinate with L2/L3 engineers or vendors when escalation is required
Network Support (Required)
Support campus and IDC network infrastructure operations
Perform Layer 2 configurations (VLAN provisioning, access/trunk port setup, STP troubleshooting, link aggregation basics)
Apply foundational Layer 3 knowledge (static routing, default gateway troubleshooting, OSPF concepts)
Assist with ACL implementation and access control troubleshooting
Conduct structured network troubleshooting (interface counters, MAC/ARP tables, routing tables, log interpretation)
Understand DHCP/DNS mechanisms and common failure scenarios
Assist with firewall policy adjustments and VPN troubleshooting
Support network device deployment, upgrades, and remediation
Provide foundational support for Windows Server and Linux environments
Perform routine system administration (user/permission management, service monitoring, log analysis, performance checks)
Assist with Active Directory (user/group management, OU basics, domain join troubleshooting)
Perform basic virtualization operations (VM provisioning, resource adjustments, snapshot management, vSwitch configuration)
Understand virtualization fundamentals (hypervisor, host, datastore, resource allocation)
Assist with server installation, OS deployment, and backup verification
Understand IaaS cloud architecture concepts
Familiar with VPC/VNet, subnetting, security groups, IAM basics, cloud VM provisioning
Understand cloud snapshot and backup fundamentals
Assist with hybrid connectivity troubleshooting (e.g., site-to-site VPN)
IDC Structured Cabling & Physical Layer (Basic)
Understand structured cabling architecture (MDA/HDA/EDA concepts)
Familiar with rack-level cable management and labeling standards
Understand copper/fiber classifications (Cat6A, OM3, OM4) and connector types (LC, SC, MPO)
Assist with equipment racking, patch cord management, port labeling, and remediation
Recognize physical-layer faults and their impact on logical network issues
Qualifications
2–5 years of ICT infrastructure experience
Experience in enterprise or data center environments preferred
Strong troubleshooting mindset and structured methodology
Ability to work independently with minimal supervision
Strong execution discipline and operational awareness
Above standard L1 helpdesk
Expected to independently resolve ~70–80% of routine infrastructure issues
Able to participate in implementation projects
This role provides a clear progression path towards
Senior ICT Infrastructure Engineer or Technical Lead roles .
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Kallang / Global
Kallang, Singapore / Global
Singapore / Global
Singapore / Global
Singapore / Global
Singapore / Global