ICT Infrastructure Engineer-Singapore
Position Overview
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.
For candidates with strong technical depth, proven project delivery experience, or solution design capability, 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
- 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)
- 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
- 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
Career Progression
This role provides a clear progression path towards Senior ICT Infrastructure Engineer or Technical Lead roles.
About us
China Telecom (Asia Pacific) Pte Ltd' is a leading telecommunications provider in the Asia-Pacific region. With a strong focus on innovation and customer service, we offer a wide range of services, including fixed-line, mobile, and broadband internet, to both residential and business customers.Our commitment to excellence and sustainability has earned us a reputation as a trusted and reliable partner in the industry.
Apply now for this exciting opportunity to join our team!