Mobile Roaming Core Design

Maxis; Malaysia; On-site; MYR 180,000 - 300,000; Full time

Job summary

Maxis is seeking a Roaming Design & Architecture professional to lead the architectural design and evolution of international roaming solutions across voice, data and messaging. You will develop strategic roadmaps for new roaming services such as VoLTE, 5G, and IoT roaming and define technical specifications for deployments.

Responsibilities include managing partner integrations, capacity planning, and ensuring regulatory compliance with roaming standards while aligning with commercial

Qualifications

• Experience designing and managing international roaming solutions.
• Knowledge of interconnects, security gateways, and roaming regulations.

Responsibilities

• Lead architectural design and evolution of international roaming services (voice, data, SMS).
• Develop strategic roadmaps for roaming services like VoLTE, 5G, IoT roaming.
• Coordinate with partners for inbound/outbound roaming and ensure regulatory compliance.
• Perform capacity planning and traffic engineering for roaming elements.

Skills

Roaming architecture

Interconnects

5G roaming

Troubleshooting

Education

Bachelor's in Telecom/Networking

Tools

Network simulators

Job description

Are you ready to get ahead in your career? We want to empower you to turn your ambitions into achievements. We thrive in inclusiveness, diversity and embrace close collaborations for you to create impact for yourself and others. Together, we aim to bring the best of technology to help people, businesses and the nation to be ahead in a changing world. To realise our vision to become Malaysia’s leading converged solutions company, we are looking for a new talent to innovate and grow with us in a culture that values commitment, performance and possibilities.

Why does this job exist and why is it critical?

Designs, architects, and manages global roaming networks. Integrates partners, optimises services across 2G/3G, 4G/LTE, 5G. Ensures seamless, secure, cost-effective international connectivity, driving business growth and enhancing customer experience.

Roaming Design & Architecture:

Lead the architectural design and evolution of international roaming solutions, including interconnects and security gateways, to support voice, data, and messaging services. Develop strategic roadmaps for new roaming services like VoLTE, 5G, and IoT roaming. Define technical specifications and requirements for deployments.

Roaming Footprint Expansion & Partner Integration:

Manage technical assessment, testing, and integration of new international roaming partners (Inbound/Outbound) to expand network coverage. Ensure technical compliance with roaming agreements (e.g., IR.21, TADIG, AA.14) and industry standards.

Capacity Management & Optimisation:

Conduct capacity planning, forecasting, and dimensioning for all roaming network elements (signalling, data, voice, SMS) to ensure efficient resource utilisation. Implement traffic engineering and route optimisation strategies to maintain high Quality of Service and cost-effectiveness.

Technical Expertise & Support:

Act as the technical authority for complex roaming issues, providing expert-level troubleshooting and resolution to ensure seamless interoperability across network generations (2G/3G, 4G/LTE, 5G) and partner networks.

Strategic Roaming Evolution:

Stay abreast of global roaming trends, standards, and regulatory changes, advising on their impact and necessary adaptations to maintain Maxis' competitive edge. Contribute to strategic planning for roaming evolution and technology upgrades.

Commercial & Technical Alignment:

Collaborate with commercial teams to identify and prioritise new roaming opportunities, translating business needs into technical requirements and solutions that drive business growth and revenue generation.

Maxis values diverse voices & people.

We hire and reward our employees based on capability & performance — regardless of ethnicity, gender, age, education, religion, nationality or physical ability.

Tomorrow Begins Today We are the leading integrated telco in Malaysia, connecting people and businesses to a world of possibilities. Tomorrow Begins Today, as we make aspiration achievable today with reliable connectivity and simple experiences.

We deeply believe that the key element to our success has always been our people.

#SimplyMaxis Culture To realise our shared vision to be the leading integrated telco in Malaysia, we have embedded the language of commitment, performance, and possibilities to embody our culture values.

Our #SimplyMaxis culture encompasses four values which are ‘Keep It Simple’, ‘Focus On Real Customer Needs’, ‘Go For Gold’, and ‘Celebrate Winning Together’.

Watch these videos and hear from our people who live and breathe our #SimplyMaxis culture.