Summary
Overview
Work History
Education
Skills
Timeline
Generic
Sabu John

Sabu John

Bengaluru

Summary

Senior Data Migration Architect with 20+ years of IT experience, including 16+ years in Telecom OSS transformation programs. Specialized in architecting and delivering large-scale legacy-to-Oracle UIM migrations for Tier-1 global telecom operators. Proven expertise in migration strategy, data governance, inventory modeling, automation frameworks, and production cutover leadership.

Overview

22
22
years of professional experience

Work History

Senior Principal Consultant

Oracle India Pvt. Ltd.
Bengaluru
04.2012 - Current

Leveraged 13 years of experience with Unified Inventory Management (UIM) to manage complex end-to-end migrations of PSTN, Broadband, ISDN, Cloud Voice, DIA, SIP Trunk, FTTH, Fiber, Satellite Phone, and Email services from legacy systems to UIM, developing a strong understanding of UIM design, data model, and process flows.

  • Implemented OSS data migration projects for major telecommunication providers.
  • Developed automation tools for UIM for data sync with external systems.
  • Developed multiple custom tools to enhance speed and efficiency of data migration including automated code generator for UIM data migration.

Senior Software Engineer

Oracle India Pvt. Ltd.
Hyderabad
03.2008 - 03.2012

Worked 5 years with Oracle MSS(Metasolv Solutions) R&D team. During this period, worked closely with some of the biggest Communication providers, to support their SDH implementation and enhancing MSS to enable integration with other inventory products. Developed major enhancements in the Technology module of MSS which include SONET/SDH, ATM/FR, IP/MPLS. Well versed with the various other modules of MSS like Equipment Modeling, Order Management, Inventory Management and Work Management. Received best employee award 3 times during this period.

Software Engineer

Envision Financial Systems
Bengaluru
09.2006 - 07.2008

Envision is a mutual fund sub accounting software company. I was part of the tech support team.

Senior Software Engineer

Genpact India Limited
Hyderabad
04.2007 - 04.2008

Managed HR and payroll system for Equifax, US, ensuring seamless operation and compliance.

Analyzed requirements, implemented enhancements, and supported application and bug fixes to improve system functionality.

Sr. Analyst Programmer

Reliance Info Tech
AbuDhabi, UAE
11.2003 - 04.2006

Developed and maintained hospital management system for NMC Group hospitals in UAE.

Engineered sales and accounting system to enhance retail business operations.

Education

BTech, Electronics And Telecommunications - Eelctronics

Cochin University of Science And Technology
Cochin, Kerala
05-2003

Skills

  • Enterprise data migration architect
  • Legacy system assessment
  • Data profiling and mapping
  • Transformation framework development
  • Migration automation tools
  • Cutover planning & Risk mitigation strategies
  • Customer management
  • Oracle UIM & MetaSolv (M6) Expertise
  • SQL, Oracle PL/SQL
  • WebLogic server administration
  • Core Java and J2EE development
  • Eclipse IDE usage
  • PowerBuilder expertise

Timeline

Senior Principal Consultant

Oracle India Pvt. Ltd.
04.2012 - Current

Senior Software Engineer

Oracle India Pvt. Ltd.
03.2008 - 03.2012

Senior Software Engineer

Genpact India Limited
04.2007 - 04.2008

Software Engineer

Envision Financial Systems
09.2006 - 07.2008

Sr. Analyst Programmer

Reliance Info Tech
11.2003 - 04.2006

BTech, Electronics And Telecommunications - Eelctronics

Cochin University of Science And Technology
Sabu John