Mobile Roaming Core Design

Maxis; Kuala Lumpur; On-site; MYR 140,000 - 230,000; Full time

Job summary

Maxis in Kuala Lumpur is seeking a seasoned Roaming Design & Architecture leader to shape and evolve international roaming solutions. You will drive architectural design, interconnects and security gateways for 2G/3G, 4G/LTE and 5G, and define roadmaps for new roaming services including VoLTE, IoT roaming, and regulatory-aligned deployments.

You will manage roaming partner integration, perform capacity planning and optimization, provide expert-level technical support, and align technical

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.

What’s next?

• Once you’ve applied online, our team will carefully review your application. Due to a high volume of applications, we appreciate your patience to allow for a fair and timely review process.
• Should you be shortlisted for the role, we will send you an invitation via email for a digital interview. You can also check on your application status by logging into your candidate account.

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.