Senior IT Infrastructure Operations Lead

raffles medical group ltd; Singapore; On-site; SGD 75,000 - 105,000; Full time

Job summary

Raffles Medical Group Ltd. seeks an experienced Assistant Manager, IT Infrastructure Operations to lead day-to-day infrastructure delivery and operations.

You will work with infrastructure engineers, cybersecurity, DevOps and vendors to ensure reliable, secure and high-availability systems. The role emphasizes incident management, change processes and continuous improvement across cloud, networks and servers.

Qualifications

• Diploma or Bachelor’s degree in Computer Science, Engineering or a related discipline.
• 3–5 years of relevant IT infrastructure operations experience in enterprise or regulated environments.
• Strong working knowledge of networking, servers, cloud infrastructure, identity management, Microsoft 365, backup/disaster recovery, monitoring and security controls.
• Experience with Microsoft Azure and compliance-driven environments would be advantageous.
• Relevant certifications such as CCNA, CompTIA Network+/Security+, ITIL Foundation, Microsoft Azure, CCSP or GSEC would be advantageous.
• Strong troubleshooting, problem-solving and documentation skills.
• Good stakeholder and vendor management skills.
• May be required to travel regionally for project support.

Responsibilities

• Oversee day-to-day operations of infrastructure services including servers, cloud platforms, networks, storage and related support services.
• Ensure infrastructure availability, performance, backup and recovery requirements are maintained within SLAs and KPIs.
• Lead incident and major incident resolution, including root cause analysis and corrective actions.
• Manage incident, problem and change processes in accordance with ITIL best practices.
• Maintain infrastructure SOPs, runbooks, incident records and technical documentation.
• Coordinate with application, cybersecurity and DevOps teams on infrastructure implementations and changes.
• Manage vendor performance, escalations and service-level requirements.
• Identify recurring infrastructure issues and implement long-term improvements.
• Support automation, standardisation and Infrastructure as Code initiatives.
• Coordinate infrastructure migrations, platform upgrades and capacity planning.
• Recommend improvements to infrastructure availability, scalability and performance.
• Provide technical guidance and mentoring to infrastructure engineers.
• Coordinate team workload, schedules and on-call arrangements.
• Support disaster recovery drills, business continuity exercises, audit and regulatory requirements.
• Escalate significant operational, technical and security risks to management and provide appropriate recommendations.

Skills

Networking

Servers

Cloud infra

Identity management

Microsoft 365

Backup & DR

Monitoring

Security controls

Troubleshooting

Documentation

Stakeholder mgmt

Vendor mgmt

Mentoring

On-call coordination

Education

Diploma or Bachelor’s Degree in CS/Engineering or related

Tools

Microsoft Azure

CCNA

CompTIA Network+

ITIL Foundation

Microsoft 365 Admin

CCSP or GSEC

Job description

Raffles Medical Group Ltd. seeks an experienced Assistant Manager, IT Infrastructure Operations to lead day-to-day infrastructure delivery and operations.

You will work with infrastructure engineers, cybersecurity, DevOps and vendors to ensure reliable, secure and high-availability systems. The role emphasizes incident management, change processes and continuous improvement across cloud, networks and servers.