IT Infrastructure Engineer (Monitoring & Operations)

SEARCH INDEX PTE LTD; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

SEARCH INDEX PTE LTD is seeking an IT Infrastructure Engineer to ensure monitoring, reliability and cost efficiency across a hybrid IT environment (AWS, infrastructure, network, databases and applications).

You will monitor system health, manage alerts, and coordinate with technical teams to resolve incidents while optimizing AWS costs and supporting FinOps initiatives. Strong analytical skills and ITIL-related knowledge are essential for this role.

Qualifications

• Degree or diploma in IT, CS, engineering or related field.
• 3–5 years' experience in IT operations, infrastructure, NOC, service assurance or cloud operations.
• Experience with AWS and hybrid IT environments.
• Hands-on with monitoring/observability tools such as CloudWatch, Grafana, Prometheus, Splunk or ELK.
• Knowledge of AWS cost management, ITIL and incident management.
• Strong analytical, troubleshooting and communication skills.
• AWS or FinOps certification is an advantage.
• Provide after-hours support, including weekends and public holidays, when required.

Responsibilities

• Monitor system, network, cloud and application health using CloudWatch, Grafana, Prometheus, Splunk or ELK.
• Manage alerts, perform initial incident triage and coordinate with relevant technical teams for resolution.
• Maintain monitoring dashboards, service health reports and observability standards.
• Support major incidents and identify recurring issues to improve system reliability.
• Monitor AWS and infrastructure costs and support FinOps initiatives, including cost tracking, tagging, budgeting and optimisation.
• Recommend resource rightsizing and cost-saving opportunities while balancing performance and reliability.
• Improve monitoring, alerting and automation processes and contribute to SRE practices.
• Maintain relevant technical and operational documentation.

Skills

Monitoring & observability

Incident management

Cost optimization

Communication

Analytical thinking

Education

Degree/Diploma in IT/CS/Engineering

Tools

CloudWatch

Grafana

Prometheus

Splunk/ELK

AWS

FinOps tools

Job description

We are looking for an IT Infrastructure Engineer to support the monitoring, reliability and cost efficiency of our hybrid IT environment across AWS, infrastructure, network, databases and applications.

Key Responsibilities

• Monitor system, network, cloud and application health using tools such as CloudWatch, Grafana, Prometheus, Splunk or ELK.

• Manage alerts, perform initial incident triage and coordinate with relevant technical teams for resolution.

• Maintain monitoring dashboards, service health reports and observability standards.

• Support major incidents and identify recurring issues to improve system reliability.

• Monitor AWS and infrastructure costs and support FinOps initiatives, including cost tracking, tagging, budgeting and optimisation.

• Recommend resource rightsizing and cost-saving opportunities while balancing performance and reliability.

• Improve monitoring, alerting and automation processes and contribute to SRE practices.

• Maintain relevant technical and operational documentation.

Requirements

• Degree/Diploma in IT, Computer Science, Engineering or related discipline.

• 3–5 years' experience in IT operations, infrastructure, NOC, service assurance or cloud operations.

• Experience with AWS and hybrid IT environments.

• Hands-on experience with monitoring/observability tools such as CloudWatch, Grafana, Prometheus, Splunk or ELK.

• Knowledge of AWS cost management, ITIL and incident management.

• Strong analytical, troubleshooting and communication skills.

• AWS or FinOps certification is an advantage.

• Provide after-hours support, including weekends and public holidays, when required.