Senior Specialist, Infrastructure

NTUC Health Co; Singapore; On-site; SGD 180,000 - 240,000; Full time

Job summary

NTUC Health Co. is seeking a Senior Specialist, IT Infrastructure to lead the architecture and day-to-day operations of our enterprise hybrid infrastructure.

You will drive high availability, security, and performance across GCP, on-premises systems, virtualization layers, and core networking, while mentoring junior engineers and managing key vendors. Responsibilities include designing and deploying resilient infrastructure, enforcing security controls, and leading migrations and automation

Qualifications

• Bachelor's degree in Information Technology, Computer Science, or related field with 5+ years in enterprise hybrid infrastructure.
• Strong cloud, server and network design, deployment, and administration experience.
• In-depth knowledge of SD-WAN, Cisco/Juniper gear, Fortinet, Load Balancers, Cisco ISE, and wireless networks.
• DR/BCP planning, testing, and execution experience.
• Excellent analytical, troubleshooting, and cross-stakeholder communication skills.
• Familiarity with virtualization, cloud, and containerization technologies; knowledge of Nutanix/VMware.

Responsibilities

• Design, deploy, and maintain core on-premises systems and cloud environments (GCP/AWS) with high availability.
• Oversee network architecture and enforce strong security measures and access controls.
• Lead infrastructure projects, migrations, and deployments; drive IaC and containerization initiatives.
• Develop and test DR/BCP plans to minimize business disruption.
• Source, evaluate, and manage vendors; ensure SLAs and performance benchmarks.
• Escalation point for complex issues; mentor junior engineers.

Skills

Cloud architecture

On-prem infrastructure

Network engineering

IaC automation

Security controls

Vendor management

Mentoring

Disaster recovery

Wireless networks

Education

Bachelor's degree in IT/CS

Tools

Nutanix

VMware

Hypervisor

Kubernetes

Job description

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.

Qualification

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.

This is in partnership with the Employment and Employability Institute Pte Ltd ("e2i"). e2i is the empowering network for workers and employers seeking employment and employability solutions. e2i serves as a bridge between workers and employers, connecting with workers to offer job security through job-matching, career guidance and skills upgrading services, and partnering employers to address their manpower needs through recruitment, training, and job redesign solutions. e2i is a tripartite initiative of the National Trades Union Congress set up to support nation-wide manpower and skills upgrading initiatives.

By applying for this role, you consent to NTUC Health's PDPA and e2i's PDPA.