The role leads the enterprise transition from AppDynamics to Elastic Observability using OpenTelemetry, driving modern observability practices, improving reliability and scalability, and ensuring a smooth migration through solid technical leadership, automation and alignment to SRE and cloud-native standards.
Lead the end-to-end migration from AppDynamics to Elastic using OTEL, ensuring parity or improved observability outcomes
Define and implement OTEL-first instrumentation standards and scalable telemetry pipelines
Drive adoption of SRE practices, shifting towards SLI/SLO-based monitoring and alerting models
Automate deployment, configuration and validation of OTEL collectors, Elastic assets and CI/CD observability checks
Enable safe and automated decommissioning of legacy AppDynamics tooling, agents and licences
Improve platform reliability, scalability and self-service observability through reusable patterns and automation
Provide technical leadership and mentoring to engineering and SRE teams, producing runbooks and self-service assets to support adoption
What do I need?
5-10 years deep experience with AppDynamics APM knowledge for migration and exit planning
Expert Open Telemetry instrumentation and collector engineering
Advanced Elastic Observability (APM, traces, logs, metrics, service maps)
Deep knowledge of Kibana for dashboard creation
ESQL Query writing language to search, filter, transform, and analyse data stored in Elasticsearch—especially logs, metrics,
events, and security data.
Hands-on automation using Infrastructure as Code, CI/CD, APIs, and scripting




SRE practices including SLIs, SLOs, and incident diagnostics Strong governance, cost optimisation, and risk management
mindset
Experience building Agentic AI capability
Excellent communication skill and proven ability to collaborate across a large enterprise at all levels
We're obsessed with becoming our customers' #1 banking partner for life and we're looking for people who are passionate about helping us achieve that goal.
In return, we're committed to making Westpac the best place to work in the country.
Here are just a few of the ways we're already doing that:
Special offers on banking products and discounts from top brands, including generous employee-only mortgage rates!
Flexible work arrangements to help you achieve a greater work/life balance, and a variety of leave options including Culture, Lifestyle and Wellbeing leave.
Tailored learning and development opportunities to help your grow your career within the bank.
Lots of opportunities to 'give back' to the Community by getting involved in our many volunteering initiatives.
Create your future today
We're all about creating a supportive and inclusive community.
We welcome everyone – no matter your age, gender, background, or abilities.
We also provide additional support to welcome our veterans, Indigenous Australians and neurodiverse community.
If you need any adjustments during the recruitment process, you can find more information and contact details on our FAQs and how to contact us page , under the 'Diversity, sustainability and flexibility' section.
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📌 Senior Service Engineer - Observability (New South Wales)
🏢 Westpac Group
📍 New South Wales