This role will provide end-to-end technology leadership for the Telco Core Domain for CU Optus (including EPC/Packet Core, IMS, signalling, dual mode core, 4G, 5G, emerging 6G core capabilities and the network operational transformation) as Chief Technology Officer (CTO) for the account.
This role will also define and drive the joint Ericsson - Optus technology vision, architecture and roadmap to secure a robust, scalable and secure core network that:
- Enables Optus' business and operational strategy
- Supports new services and revenue streams
- Positions Ericsson and Optus as innovative, trusted leaders in the Australianmarket
- Prepares for 6G evolution and achieves Level 4 (L4) autonomous networkcapabilities in the core domain
What you will do
- Work at a strategic level to define and execute the Core Network TechnologyStrategy for CU Optus across core, cloud infrastructure, IMS, signalling, dual modecore, 4G and 5G from a service support and operations perspective.
- Shape and influence Optus' network and technology vision and investmentroadmap, ensuring core network evolution aligns with Optus' commercialobjectives and financial performance targets.
- Engage regularly with Optus C-suite and senior technology leaders, as well asregulators, vendors and partners, to drive alignment on architecture, standards,security and operational excellence for the core domain.
- Provide domain thought leadership on telco cloud, network slicing, automation,resilience and security for Optus' core network, ensuring alignment with Optus'broader IT and RAN strategies and Ericsson's global directions.
- Own, in partnership with Optus, the end-to-end architecture and lifecycle of thecore network (from strategy and design through deployment, operations andretirement), ensuring performance, reliability and compliance with Optus'requirements and regulatory obligations.
- Provide leadership and direction to a multi-disciplinary Ericsson team (includingarchitecture, engineering, operations and vendor management) dedicated to CUOptus, fostering a high-performance, customer-centric and learning-focusedculture.
- Sponsor and govern major Optus transformation programs (e.g. dual mode coreintroduction, 4G to 5G core migration, IMS evolution, signalling modernization,observability, and Autonomous Network L4 support), providing oversight,guidance and escalation support to delivery teams in partnership with Optus.
- Ensure effective risk management and cybersecurity for Optus' core, IMS andsignalling domains, including business continuity, disaster recovery andregulatory compliance.
- Act as the single accountable Ericsson technology voice for the core domaintowards Optus, ensuring coherent communication, escalation management andlong-term partnership development.
- Champion health, safety and well-being as a core responsibility and expectationfor all employees and leaders, securing a work environment that keeps everyonesafe and well to reach Target Zero, and where people can thrive and be at theirbest both at work and in life.
You will bring
- Knowledge
Applies broad telecommunications, Australian market and core network industry knowledge (including 4G, 5G and emerging 6G trends) and strong commercial awareness to drive both technology and operational/financial performance for CU Optus. - Leadership
Leads a large business area technology organization for CU Optus, either directly or through subordinate managers and subject matter experts, contributing to the development of the joint Ericsson-Optus long-term technology and network strategy (including 6G and L4 autonomy), and managing large, multi-team transformation programmes. - Complexity
Directs the resolution of highly complex or unusual technology and business problems in the Optus core domain, including 6G evolution and L4 autonomous network strategy, governance and implementation, applying advanced critical thinking, deep technical expertise and data-driven decision making. - Contribution
Guided by Ericsson's and Optus' business and technology strategies, with broad impact on CU, divisional and regional results through core network strategy, investments and execution at Optus, including the roadmap to 6G and L4 autonomous operations. - Interaction
Shapes and negotiates with Optus senior leaders and external stakeholders (including partners, vendors and regulators), establishing collaborative relationships across Ericsson, CU Optus and the wider ecosystem to drive shared outcomes for the telco core domain and its journey towards 6G and L4 autonomy.
Why join Ericsson?At Ericsson, you'll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what's possible. To build solutions never seen before to some of the world's toughest problems. You'll be challenged, but you won't be alone. You'll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.
What happens once you apply? Click Here to find all you need to know about what our typical hiring process looks like.Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity Employer. learn more.
Primary country and city: Australia (AU) || Sydney
Req ID: 784511
What the Team is Saying
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Ericsson Compensation & Benefits Highlights
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Retirement Support — The U.S. 401(k) includes an automatic 3% company contribution plus matching (100% of the first 3% and 50% of the next 2%) with immediate vesting. An employee stock purchase plan and legacy pensions in some groups strengthen long‑term savings.
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Leave & Time Off Breadth — Generous PTO, paid holidays, sick time, bereavement leave, and a dedicated volunteer day are offered. Time‑off allotments can increase with tenure and are complemented by hybrid work where roles allow.
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Healthcare Strength — Medical, dental, vision, and mental‑health support are part of a comprehensive health and wellbeing offering. Wellness initiatives such as onsite gyms, fitness classes, and EAP access are available in certain locations.
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What We Do
Ericsson builds the digital connectivity the world relies on. Our technology underpins the mobile networks, platforms, and systems that billions of people, businesses, and societies depend on every day. We are a global leader in communications technology, delivering mobile network infrastructure, cloud software, and wireless connectivity solutions for service providers and enterprises worldwide. Our networks support connectivity across 180+ countries, helping power everyday communication as well as critical digital services at global scale. Connectivity has evolved far beyond consumer mobile use. Today, nearly 80% of the world’s population accesses the internet via mobile networks, and Ericsson is helping shape what comes next. We are advancing 5G and 5G Advanced, developing network APIs that open connectivity to the global developer ecosystem, and applying automation and AI to make networks more intelligent, efficient, and resilient. Ericsson was the first company to launch live 5G networks on five continents, and our 5G platform is now commercially live in 150+ networks across 60+ countries. We also support more than 36,000 enterprise customers, enabling secure, high-performance connectivity for industries such as manufacturing, aviation, logistics, utilities, and public safety, where reliability and performance are mission critical. Innovation is central to how we work. Ericsson has approximately 28,000 employees in research and development, backed by one of the strongest intellectual property portfolios in the industry with 60,000+ granted patents. Our engineers, researchers, and technologists work across 100+ global R&D sites, helping define how networks evolve and how digital infrastructure is built for the long term. As the world moves toward a mobile-first, AI-powered, and cloud-driven future, connectivity becomes the foundation for digital transformation across every industry. Ericsson is building that foundation, shaping the future of digital connectivity through technology that operates at global scale and supports real-world impact, today and for what comes next.
Why Work With Us
Ericsson is a place for people who want to work on technology that powers everyday life. You’ll contribute to large-scale systems used every day, tackle complex challenges in live environments, and keep developing your skills and career in your own vision.
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