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SUDIPTA GHOSH

@sudiptaghosh

Technical Program Manager in telecom, delivering 5G Core and IMS/VoLTE transformations, including subscriber migrations impacting 20M+ customers.

India

Message

At Mavenir Systems, I directed concurrent IMS/VoLTE and 5G Core deployment programs, coordinating delivery from planning and integration through deployment and post-implementation support. I also drove cloud-native telecom transformation and OSS/BSS modernization while maintaining service continuity.

At Nokia Solutions and Networks, I managed customer-facing technical delivery for Tier-1 telecom operators and led network transformation and technology refresh initiatives. PMO governance and resource planning improved on-time delivery by 10% and reduced operational costs by 12%.

At Ericsson India Global Pvt. Ltd, I led solution architecture and technical delivery for telecom charging and policy platforms. My consulting and transformation work contributed to 12.5 MSEK in incremental revenue, and I directed subscriber migration and OSS/BSS modernization while maintaining service continuity.

Earlier, at Nokia Siemens Networks Technology Centre and Huawei Technologies India Pvt. Ltd., I worked on platform integration, verification and testing for telecom systems. I hold PMP®, ITIL® Foundation and Lean Six Sigma Yellow Belt certifications.

Experience

Work history, roles, and key accomplishments

Senior Technical Project Manager

Mavenir Systems

Sep 2023 - Apr 2026 (2 years 7 months)

Directed 8 concurrent IMS/VoLTE and 5G Core deployment programs, managing end-to-end delivery from planning through post-implementation support. Led global cross-functional teams and established PMO governance, risk management, and KPI-driven reporting.

5G Core IMS VoLTE Cloud Native BSS OSS Transformation Subscriber Migration PMO governance Jira Smartsheet Risk Management Stakeholder Management

Technical Project Manager & Team Lead Technical Support

Nokia Solutions and Networks

Oct 2017 - Sep 2023 (5 years 11 months)

Managed global customer-facing technical delivery for Tier-1 telecom operators, coordinating customer, R&D, engineering, and operations stakeholders. Led EOS/EOL technology refresh and network transformation initiatives, improving on-time delivery by 10% and reducing operational costs by 12%.

Project Management PMO governance Microsoft Project ServiceNow Network Transformation EOS EOL Root Cause Analysis Escalation Management Resource Planning

Charging System Solution Architect

Ericsson India Global Pvt. Ltd

Nov 2011 - Sep 2017 (5 years 10 months)

Led end-to-end solution architecture and technical delivery for Tier-1 telecom operators, integrating IN, PCRF, SMSC, GGSN, SGSN, and charging/policy platforms. Generated 12.5 MSEK in incremental revenue through telecom solution consulting and transformation initiatives.

Solutions Architect Telecom Charging (Diameter)Policy Platforms PCRF SMSC GGSN SGSN Subscriber Migration BSS OSS Transformation Consulting

Senior R&D Verification/Integration Engineer

Nokia Siemens Networks Technology Centre

May 2009 - Nov 2011 (2 years 6 months)

Led system integration, platform verification, and release readiness for Vodafone Fixed IN platforms. Delivered zero-defect acceptance testing for Vodafone Calling Card deployment through structured testing, RCA, and automation.

System Integration Verification Testing Root Cause Analysis Automation Release Management

Senior Software Test Engineer

Huawei Technologies India Pvt. Ltd.

Jan 2006 - Apr 2009 (3 years 3 months)

Executed system integration and testing of Huawei OCS platforms with Reliance infrastructure, supporting stable billing operations. Led technical SMSC integration and UAT for the Umniah Jordan project and received a Gold Medal for delivery quality.

System Integration Testing OCS SMSC UAT Troubleshooting Process Optimization