Senior Observability & Reliability Engineer

Westpac; Sydney; Hybrid; AUD 180,000 - 240,000; Full time

Benefits offered by this job

Flexible work arrangements

Learning and development opportunities

Mortgage rate discounts

Job summary

Westpac is seeking a Senior Site Reliability Engineer to strengthen observability across Payments, Treasury and Digital Banking platforms.

The role focuses on embedding logging, metrics, tracing, and alerting into architecture and production operations, with a 24x7 on-call roster for critical payment systems. You will work with Elasticsearch, Kibana, Splunk and AWS observability tools to drive reliability.

Qualifications

• Advanced hands-on Elastic Stack experience, including Elasticsearch and Kibana.
• Strong Amazon CloudWatch and AWS observability experience.
• Strong Splunk Enterprise and/or Splunk Observability experience.
• OpenTelemetry, distributed tracing, APM and telemetry pipelines.
• SRE principles, SLIs, SLOs, error budgets, reliability and performance engineering.
• Major incident management, problem management and root cause analysis.
• Experience supporting business-critical production services and improving MTTD/MTTR.
• Ability to participate in a 24x7 on-call roster for critical payment systems.

Responsibilities

• Embed observability into architecture, engineering design and production operation (logging, metrics, tracing, APM, alerting, dashboards).
• Support 24x7 production services through incident response and on-call activities.
• Ensure end-to-end visibility of customer and payment journeys across platforms.

Skills

Elastic Stack

AWS observability

Splunk Observability

OpenTelemetry

SRE fundamentals

Incident management

On-call readiness

Production support

Tools

Elasticsearch

Kibana

OpenTelemetry

Splunk

Job description

Westpac is seeking a Senior Site Reliability Engineer to strengthen observability across Payments, Treasury and Digital Banking platforms.

The role focuses on embedding logging, metrics, tracing, and alerting into architecture and production operations, with a 24x7 on-call roster for critical payment systems. You will work with Elasticsearch, Kibana, Splunk and AWS observability tools to drive reliability.