Job Summary
The purpose of the Domain Engineer role is to create new and improved products that deliver exceptional customer experiences.The role works collaboratively within a team to support the design of innovative network and systems, and to develop innovative products aimed at raising the quality of the customer experience and building Telstra’s reputation as a globally innovative Tech company.Job Description
We're an iconic Aussie brand with a global footprint. Our purpose is to build a connected future so everyone can thrive. We're all about providing the best experience and delivering the best tech on the best network.
This includes making Telstra the place you want to work.
For you, that means a having career that grows with you, and working with a team powered by human connection that prioritises well-being and choice.
Here’s what you can expect from us
• Flexible working. Wherever you live, choose where, when, and how you work so you can be at your best.
• There when life happens. From Gender Affirmation Leave to Telstra’s Additional Leave Day, we give you time to spend away from work when you need it most.
• Pay for performance. We recognize outstanding contributions through our generous incentive programs.
• Parental Leave. A gender-equal policy for parents so you can choose how and when you take your leave (16 weeks full pay or 32 weeks half pay). Receive superannuation contributions on paid and unpaid parental leave.
• Unlimited learning. Level up your credentials with access to 17,000 learning programs. Learn ‘on the job’ and achieve university credits toward degrees and Master's programs.
• Global presence. With a global presence across 22 countries, there are many opportunities to work where we do business.
• Extra perks. Receive 25% off Telstra products and services, plus unlock exclusive discounts from over 240 brands and partners.
Make a Difference
The Domain Specialist provides, hands‑on technical expertise across Network and Domain Engineering, ensuring Telstra’s network platforms, applications and services are designed, engineered and operated to deliver secure, reliable and high‑performing customer experiences.
This role will focus on the systems used for Voice Scam Prevention within the network including improving processes and detection capabilities for Scam prevention. The role focuses on analysts, networking, DevOps and engineering excellence within Telstra’s Autonomous Network and Domain Engineering environment. The role leverage off network insights and connects network infrastructure, cloud platforms and operational processes to deliver seamless end‑to‑end service outcomes to help prevent scam traffic across our network. Advanced analytics or intelligent tooling may be leveraged where they support engineering and operational decisions; however, accountability remains firmly anchored in core network engineering outcomes.
Key Responsibilities
This is how you’ll bring the purpose of your role to life.
Supports and Designs and delivers secure, scalable network and software solutions aligned to Telstra’s Autonomous Network objectives.
Improves network outcomes through automation, standardisation and DevOps practices, reducing manual effort and operational risk.
Understanding of fraud / scam behavioral modelling and pattern detection, large-scale call data analysis, embedding regulatory obligations into operational controls.
Understanding of Network elements involved in Voice scam detection
Works effectively with engineering, product and operations teams to translate requirements into deployable solutions.
Support the team in scam prevention detection and provide clear, actionable guidance.
Network & Domain Engineering
Support the design, develop and implement advanced scam detection solutions across Telstra’s network domains (voice focus).
Support the team in ensuring that the network components, platforms and applications interact reliably with Telstra processes to deliver consistent customer experiences.
Support the team to solve complex engineering or Scam prevention problems across network, platform and application layers.
DevOps, Automation & Delivery
Contribute to DevOps practices, including CI/CD, configuration management and automated deployment.
Machine Learning & Statistical Modelling Supervised & unsupervised learning, NLP, feature engineering (temporal & behavioral), ensemble methods, experimentation & A/B testing, statistical modelling, developing end-to-end ML lifecycles.
Reliability, Security & Operations
Support operational readiness through documentation, configuration management and support processes.
Collaboration & Technical Leadership
Work closely with Mission Technical Product Owners and Product Managers to shape and prioritize product requirements.
About you
To be successful in the role, you'll bring skills and experience in:
Capabilities
Network and software engineering capability in complex environments.
Analytics, Automation, scripting and DevOps skills.
Excellent problem‑solving and troubleshooting ability.
Clear communication skills.
Technical Knowledge
Understanding of telecommunications networks, including mobile core and 5G technologies.
Understanding of Tech Stacks, Splunk (SPL), Power BI, Git.
Working knowledge of observability, monitoring and data‑enabled engineering approaches as they apply to network operations.
Systems
SPLUNK, NUMBAT, SMSC (SpamShield), MMSC (MessageWatch) – and knowledge of IMS is needed but not actively supporting / updating IMS config
Experience
Strong understanding of telecommunications networks, including mobile core and systems used for scam prevention
Stakeholder engagement and cross functional collaboration, shaping business problems into scalable network data and insight solutions, with designs aligned to regulatory and governance expectations.
Proven delivery within Agile and DevOps teams.
Experience working in large‑scale, regulated telecommunications environments.
If you are passionate to succeed as part of an agile and experienced team, we welcome you to apply!
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We encourage applications from people of all abilities and backgrounds - including Aboriginal and Torres Strait Islander peoples, the LGBQTI+ community, linguistically diverse, and people living with disability. When you apply, you can choose to note the pronouns you use and /or any reasonable adjustments needed to take part equitably during the interview process. Visit
www.telstra.com.au/careers/diversity-and-inclusion or email us at [email protected] noting your preferred method of contact
Recruitment Start Date:24/04/2026
Recruitment End Date: 22/05/2026
What We Do
We believe it’s people who give purpose to our technology. So we’re committed to staying close to our customers and providing them the best experience. And delivering the best tech. On the best network. Because our purpose is to build a connected future so everyone can thrive. We build technology and content solutions that are simple and easy to use, including Australia’s largest and fastest national mobile network. That’s why we strive to serve and know our customers better than anyone else – offering a choice of not just digital connection, but digital content as well. And that’s why we have an international presence spanning 15 countries, including China. In the 21st century, opportunity belongs to connected businesses, governments, communities and individuals. As Australia’s leading telecommunications and information services company, Telstra is proud to be helping our customers improve the ways in which they live and work through connection.
