Senior Infrastructure Architect — Hybrid Cloud & Automation

NTUC Health Co-operative Limited; Singapore; On-site; SGD 150,000 - 210,000; Full time

Job summary

NTUC Health Co-operative Limited seeks a Senior Specialist, IT Infrastructure to lead architecture, deployment, and day-to-day operations of our hybrid infrastructure. You will drive high availability, security, and performance across cloud (GCP/AWS), on‑premises, virtualization, and core networking.

You will manage vendors, champion automation, and mentor junior engineers to support NTUC Health’s digital initiatives.

Qualifications

• Bachelor's degree in Information Technology, Computer Science, or related field; 5+ years hands-on experience in enterprise hybrid infrastructure management.
• Strong experience in cloud, server and network infrastructure design, deployment, and administration.
• In-depth knowledge of SD-WAN, Cisco/Juniper switches/routers, Fortinet Firewalls, Load Balancers/Link Controllers, Cisco ISE, and enterprise wireless networks.
• Solid track record in planning, implementing, and simulating DR/BCP frameworks.
• Strong analytical and troubleshooting skills; ability to handle high-pressure incident escalations and communicate across stakeholders.
• Excellent problem-solving, communication, and teamwork skills.
• Familiarity with virtualization, cloud computing, and containerization technologies.
• Good knowledge in Nutanix, VMWare, Hypervisor, Containerization/Kubernetes technologies.

Responsibilities

• Design, deploy, and maintain core on-premises systems and cloud environments (GCP/AWS) for high availability and scalability.
• Oversee network architecture (SD-WAN, Cisco/Juniper, Fortinet) and enforce security measures with healthcare compliance.
• Lead infrastructure projects, migrations, upgrades, and system deployments; drive IaC and containerization to improve agility.
• Develop, test, and execute DR and BC plans to minimize business disruption.
• Source and evaluate fit-for-purpose solutions; manage vendors and service providers to meet SLAs.
• Serve as escalation point for complex issues and mentor junior team members.

Skills

Cloud computing

Network architecture

Automation

Disaster Recovery planning

Vendor management

Mentoring juniors

Incident troubleshooting

Education

Bachelor's degree in Information Technology / Computer Science or related field

Tools

GCP

AWS

Nutanix

VMware

Hypervisor

Kubernetes

Terraform

Ansible

Cisco ISE

Fortinet

Job description

NTUC Health Co-operative Limited seeks a Senior Specialist, IT Infrastructure to lead architecture, deployment, and day-to-day operations of our hybrid infrastructure. You will drive high availability, security, and performance across cloud (GCP/AWS), on‑premises, virtualization, and core networking.

You will manage vendors, champion automation, and mentor junior engineers to support NTUC Health’s digital initiatives.