Senior Specialist, Infrastructure

NTUC HEALTH CO-OPERATIVE LTD; Singapore; On-site; SGD 140,000 - 200,000; Full time

Job summary

NTUC Health seeks a Senior Specialist, IT Infrastructure to lead architecture, deployment and daily operations of our enterprise hybrid infrastructure. You will drive high availability, security and performance across GCP, on‑prem, virtualization, and core networking, while mentoring junior engineers and managing key vendors.

You will oversee cloud and on‑prem deployments, ensure compliance with healthcare security standards, and lead automation initiatives, DR/BCP testing, and project

Qualifications

• Bachelor's degree in IT, Computer Science, or related field.
• 5+ years hands-on experience in enterprise hybrid infrastructure management.
• Proven 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, Cisco ISE, and enterprise wireless networks.
• Strong DR/BCP planning and testing experience.
• Excellent analytical, troubleshooting, and communication skills across stakeholders.
• Familiarity with virtualization, cloud computing, and containerization technologies.

Responsibilities

• Design, deploy, and maintain core on-premises systems and cloud environments (GCP/AWS).
• Oversee network architecture and enforce robust security measures per healthcare standards.
• Lead infrastructure projects, migrations, upgrades, and deployments with automation (IaC, containers).
• Develop, test, and execute DR and BCP plans to minimize disruption.
• Source and evaluate fit-for-purpose solutions; manage vendors and SLAs.
• Serve as escalation point for complex issues and mentor junior engineers.

Skills

Cloud infrastructure design

Network architecture

Automation / IaC

Vendor management

DR/BCP planning

Mentoring / leadership

Security best practices

Education

Bachelor's degree in IT, CS, or related field

Tools

GCP

AWS

Cisco IOS

Juniper

Fortinet

VMware

Nutanix

Kubernetes

Terraform

Ansible

Job description

Role Summary:

NTUC Health is seeking a Senior Specialist, IT Infrastructure to lead the architecture, deployment, and day-to-day operations of our enterprise hybrid infrastructure. In this role, you will drive high availability, security, and performance across Google Cloud Platform (GCP), on-premises systems, virtualization layers, and core networking systems. You will also manage key vendors, champion automation, and mentor junior engineers to support NTUC Health’s digital initiatives.

You will need to:

• Design, deploy, and maintain core on-premises systems, and cloud environments (GCP/AWS), ensuring high availability, performance and scalability.
• Oversee network architecture (SD-WAN, Cisco/Juniper, Fortinet, Load Balancers, Cisco ISE, Wireless) and enforce robust security measures, including access controls, encryption aligned with Healthcare compliance standards.
• Lead infrastructure projects, migrations, upgrades, and system deployments. Drive automation and orchestration initiatives (IaC, containerization) to enhance agility.
• Develop, test, and execute Disaster Recovery (DR) and Business Continuity Plans (BCP) to ensure minimal business disruption.
• Source and evaluate fit-for-purpose solutions. Manage vendors, system integrators, and service providers to ensure adherence to SLAs and performance benchmarks.
• Serve as an escalation point for complex technical issues, providing advanced troubleshooting and mentoring junior team members.
  

You should:

• Bachelor's degree in Information Technology, Computer Science, or related field,with 5+years of hands-on experience in enterprise hybrid infrastructure management.
• Proven 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, with the ability to handle high-pressure incident escalations and communicate effectively across technical and non-technical 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

Nice-to-Have:

• Certifications: GCP Certified Solutions Architect, AWS Certified Solutions Architect, CCNP/CCIE, MCSA/RHCE, or CKA (Certified Kubernetes Administrator).
• Automation & Scripting: Proficiency in Infrastructure as Code (Terraform, Ansible) and scripting languages (Python, PowerShell, or Bash).
• Emerging Tech & AI Operations:Experience or interest in leveraging AI tools and frameworks (e.g., LLMs, Model Context Protocol, agentic workflows) to automate IT operations, incident triage, log analysis, or self-healing infrastructure etc.
• Industry Experience: Familiarity with Healthcare IT environments, PDPA, MOH cybersecurity guidelines in Singapore.