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?​

We are looking for a Telco BSS Charging & Billing Specialist to support our charging, billing, and core network-related activities. The role involves day-to-day configuration, troubleshooting, integration support, and assisting with new product and feature rollouts across the BSS/charging ecosystem.

What are you accountable for?

• Support and configure Online Charging System (OCS) and Billing platforms.

• Handle day-to-day operational tasks: charging configurations, subscriber provisioning checks, and rating validations.

• Troubleshoot charging, billing, and usage-related issues across prepaid/postpaid flows.

• Work with Core Network teams (e.g., PCRF/PCF, HLR/HSS/UDM, IMS, GGSN/PGW/SMF) for integration and end-to-end service testing.

• Support new product launches, tariff changes, and system enhancements.

• Assist in change requests, regression testing, and production deployment activities.

• Analyse logs, traces, and usage records to resolve service-impacting issues.

• Coordinate with vendors and internal teams to ensure smooth operations and timely resolution of incidents.

What do you need to have to fit this role?

• Minimum 5 years of hands-on experience in Telco BSS, Charging, or Billing systems.

• Familiarity with Online Charging (OCS/OCF) and mediation or billing workflows.

• Basic understanding of Core Network elements and interfaces (Gy, Gx, Diameter, SIP, etc.).

• Strong troubleshooting skills in end-to-end mobile data, voice, and SMS flows.

• Ability to interpret logs, traces, and usage records.

• Good communication and coordination skills with cross-functional teams.

• Experience with cloud-based charging/billing or containerized deployments.

• Knowledge of SQL, scripting, or basic automation for analysis.

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.

Job Requirements