Data Centre Network Engineer - Fabric, Automation & Network AI

About the role

Assurity Trusted Solutions (ATS), a wholly owned subsidiary of GovTech, is hiring a Data Centre Network Engineer in Singapore. The role builds the high-performance network fabric behind critical digital services, combining data centre networking expertise with automation and AI to make the network more programmable, observable and resilient.

Key responsibilities

• Design, build and evolve high-availability data centre networks, including leaf-spine fabrics, switching, routing, firewalls, load balancers, segmentation and inter-data-centre connectivity.
• Operate scalable underlay and overlay networks using Ethernet, VLAN, MLAG/vPC, OSPF, BGP, VXLAN and EVPN.
• Personally operate mission-critical network services in-house, owning availability, capacity, performance and reliability.
• Troubleshoot across physical, switching, routing, security and application-delivery layers and drive permanent fixes.
• Build and maintain automation using Network-as-Code practices for provisioning, validation, compliance, testing, deployment and drift detection.
• Use telemetry and observability to identify risks and optimise performance, and explore automation, AI and AIOps techniques.
• Work with cloud, compute, storage, cybersecurity and application teams, evaluate new technologies and challenge vendor proposals.

Required profile

• At least three years of hands-on network engineering experience, focused on data centre or mission-critical environments.
• Strong networking fundamentals, operational judgement and a hands-on approach.
• Experience with data centre switch, firewall and load balancer configuration and troubleshooting from Cisco, Check Point, Palo Alto or equivalent vendors.
• Understanding of north-south and east-west traffic flows, application dependencies, capacity management and resilient connectivity.
• Experience with network monitoring, streaming telemetry, packet analysis, performance metrics and incident and problem management.
• An automation mindset, with experience or strong interest in Python, Ansible, Terraform, APIs, Git, CI/CD pipelines or automated testing.
• Curiosity about Network AI and AIOps, with the ability to prototype and evaluate use cases.
• Cisco CCNA, CCNP Data Center or equivalent certification is advantageous.

Required skills

• TCP/IP, Ethernet, VLANs, Layer 2 and Layer 3 networking, routing and switching, high availability and segmentation.
• Data centre fabric concepts: leaf-spine, BGP, OSPF, VXLAN, EVPN, MLAG or vPC.
• Network automation tools: Python, Ansible, Terraform, Git, CI/CD pipelines.

What we offer

• A wholly-owned subsidiary of GovTech.
• A learning culture with annual leave, Family Care and Birthday Leave.
• Contract staff enjoy the same benefits as permanent employees.