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.