Mrinmoy Chatterjee
SME is Telecom Charging and Billing
Bangalore
Summary
Experienced telecommunications professional with a strong background as a Subject Matter Expert for Ericsson Charging System, specializing in end-to-end process orchestration and mentoring junior colleagues. Proven expertise in project management, including scope discussions and solution implementation for global customers, with hands-on experience in tasks such as Deployment, Upgrade, Integration, and Configuration. Demonstrated success in Huawei Charging System service delivery, ensuring SLA/WLA alignment, addressing customer concerns, and overseeing critical activities. In a role with Ericsson, collaborated on service delivery alignment, performed critical tasks like TT/CR management, and provided essential support in incident management, problem resolution, system administration, and Charging and Billing operations as a 2nd Level Operation Engineer. Strong track record of delivering results in dynamic telecom environments.
Overview
9
9
years of professional experience
Work History
Senior Solution Integrator
Ericsson Global India
01.2022 - Current
- Specializing as SME for Ericsson Charging System, managing diverse global customers, engaging in project scope discussions with Customer Teams, and planing and providing solution implementation roadmaps.
- My role involves performing Deployment, Upgrade, Integration, and Configuration of Ericsson Charging System nodes, including Critical Traffic Migration Activities and other Live Node Activities.
- I provide investigation and resolution for critical escalations/outages during other practitioner activities, conduct training sessions for team members on various aspects of charging system, and offer product acceptance testing support to customer teams.
- Conducted thorough testing procedures to identify potential issues before they impacted end-users or clients.
- .Coordinated technical support for clients during post-implementation phases, ensuring smooth transitions into daily operations.
Assistant Manager
Huawei Technologies India
03.2021 - 01.2022
- Functioned as Product Owner for diverse Telco products, bridging global customers and development team.
- Addressed operational issues, managed new development tasks, and ensured seamless deployment of solutions.
- Facilitated effective communication and collaboration to meet customer requirements and enhance product functionalities.
- Spearheaded process automation initiatives, resulting in labor cost savings and increased throughput capabilities.
Senior Operations Engineer
6d Technologies
11.2019 - 03.2021
- Functioned as Product Owner for diverse Telco products, bridging global customers and development team.
- Addressed operational issues, managed new development tasks, and ensured seamless deployment of solutions.
- Facilitated effective communication and collaboration to meet customer requirements and enhance product functionalities.
- Spearheaded process automation initiatives, resulting in labor cost savings and increased throughput capabilities.
2nd LA Operation Engineer
Ericsson Global India
11.2016 - 11.2019
- Collaborated with team to ensure service delivery aligned with agreed SLA/WLA for Ericsson Charging System.
- Handled customer concerns, conducted CSR reviews with PA responsibility, and managed TT/CR performance, reporting, and RCA for critical events.
- Provided vital support for Network Rollout, D&P, and FM, prioritizing tasks based on business needs.
- Conducted daily reviews of TT, CR, and AT, managed incidents, assisted with problem management, performed system administration, and collaborated with Charging and Billing operations as 2nd Level Operation Engineer.
Education
Bachelor of Technology -
West Bengal University of Technology
04.2001 -
Skills
Requirements Gathering
Configuration Management
Solution Design
Incident Management
Data Migration
Application Integration
Systems Analysis
Technical Analysis
Telecommunication Charging
Telco Billing
Timeline
Senior Solution Integrator
Ericsson Global India
01.2022 - Current
Assistant Manager
Huawei Technologies India
03.2021 - 01.2022
Senior Operations Engineer
6d Technologies
11.2019 - 03.2021
2nd LA Operation Engineer
Ericsson Global India
11.2016 - 11.2019
Bachelor of Technology -
West Bengal University of Technology
04.2001 -