Senior Solution Architect - Mobile Core and Fixed Voice

TPG Telecom started with a belief that we can make things better for Australians. We believe in the power of meaningful relationships to support vibrant, connected communities where everyone belongs. It’s our why; our reason to exist. Now, we’re proud to be one of Australia’s leading mobile and internet providers. We’re not just redefining telco, we’re changing its course. And you play a role in that. A big one. The opportunities are plenty for those who are ready to accept the challenge.

Could that be you?

Your Opportunity

This role in the Solutions and Architecture Team will focus on the development of solutions and the architecture of TPG Mobile Core and Fixed Voice networks and governance of solutions and designs provided by our vendors. The role will also contribute to solution and architecture development in other parts of TPG’s Network. The role will require a close working relationship with the other engineering domains, the broader technology organisation, other business stakeholders, the relevant vendors and industry forums.

Responsibilities

• Engagement with the TPG Business teams, Technology teams, and external stakeholders to gather, assess, and interpret requirements, concepts, strategies, and ideas and providing the business with the relevant inputs to assess and identify viable products and services to help drive TPG’s competitive advantage.
• Creation and development of highly resilient and secure end-to-end solutions to be provided by the TPG Core Network Applications. Including the capture and analysis of business and technical requirements, technical scoping, solution architecture, identification of impacts, the provision of cost and time estimates. Scoping and refinement of vendor work packages.
• Development of the Core Network Applications annual and long-range plans.
• Maintenance of up-to-date knowledge of the organisation's strategic business plans and possible impacts on enterprise architecture. Ensuring compliance & integration with the Enterprise Architecture. Identifying and investigating opportunities to utilise and integrate emerging technologies to provide cost effective, flexible solutions.
• Provision of solution support and guidance during project delivery.

• Experience in Telecommunications Industry.
• Experience in the creation of carrier-grade solutions and architecture development for Mobile Core Network or Fixed Voice Network systems.
• Thorough understanding of the functionality of 4G and 5G Mobile Core is essential:
• Mobile Packet Core (4G, 5G NSA, 5G SA) and Policy Control .
• IMS Mobile Network .
• Mobile and SIP signalling protocols and flows.
• Experience of containerised platform, Orchestration and Automation, Kubernetes, Docker, and cloud deployment technologies desirable.
• Knowledge of process automation frameworks, CI/CD and API driven networks desirable.
• Knowledge of observability in cloud native environments desirable.
• Ability to work autonomously as well as part of a wider team.
• Excellent presentation and communication skills.
• Technology strategic thinking.
• Comfortable in the management of complex technical matters.

• Flexible hybrid way of working (from home and office)
• ‘Stay Connected Mobile’ – Access to a free mobile plan
• ‘Stay Connected NBN’ – Access to a free, high‑speed NBN plan (up to 500 Mbps)
• ‘Your Leave’ - an additional 4 days of leave to be used whenever you like - every year
• Access to TPG Learning Hub platform and internal development opportunities
• Access to Corporate Partner Discounts

Don’t meet every single requirement? That’s OK! At TPG Telecom, we’re all about creating an accessible workplace where everybody feels safe to bring their authentic self to work - regardless of background. If you think this role is a great fit for you but some of the qualifications don’t align with your experience, we still encourage you to apply - you might just be the perfect candidate for a similar role with us! Learn more about life at TPG Telecom here .

TPG Telecom also acknowledges the Gadigal People of the Eora Nation as the Traditional Custodians of lands and waterways where this office can be found in Barangaroo.

Our Talent Acquisition Team and Hiring Managers kindly request no unsolicited resumes or approaches from Recruitment Agencies. TPG Telecom is not responsible for any fees related to unsolicited resumes.

About Us

TPG Telecom started with a belief that we can make things better for Australians. We believe in the power of meaningful relationships to support vibrant, connected communities where everyone belongs. It’s our why; our reason to exist. Now, we’re proud to be one of Australia’s leading mobile and internet providers. We’re not just redefining telco, we’re changing its course. And you play a role in that. A big one. The opportunities are plenty for those who are ready to accept the challenge.

About The Team

Our Technology team builds and evolves the networks and platforms that keep millions of Australians connected every day. From mobile and fixed networks to digital platforms and data, you’ll work at the forefront of innovation solving complex challenges and helping shape the future of connectivity.