Job Description:
1. Ensure and execute administration and operational maintenance on Post Paid Billing System, Interconnect Billing System, Credit Control System
2. Ensure ticket support on billing, rating, and roaming service
3. Ensure compliance need
4. Support plan work
5. Ensure vendor ticket raise and support accordingly
7. Ensure change Management as per business requirement
8. Manage Product & Campaign delivery for billing system
9. Explore process improvement in billing & Rating area
10. Implement controls and manage GAP
11. Able to work and support 24*7 (Rotational shift) as per business need
