Senior Specialist, Infrastructure

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.