About

Abraham George is a Technical Lead at UTStarcom with over 11 years of experience in Core, VAS, and IMS nodes. He has worked as an Implementation Engineer, Operation & Maintenance Engineer, and Tester on various telecom nodes such as MSC, STP, SMSC, ISR, ROAMWARE, ERICSSON MSDP, COMVIVA USSD, and ARICENT ICSS. He possesses in-depth knowledge of SS7, SIGRTAN, SIP, Diameter, INAP, SMPP protocols, and expertise in Linux and Unix operating systems. Abraham is also proficient in MySQL and Oracle databases and has experience in Manual and Automation Testing, as well as Website Maintenance. Abraham's current role as Technical Lead at UTStarcom involves working on IMS and SSTP. He has previously worked as a Software Test Engineer at Infinite Creations, where he was responsible for Manual testing of web Application Contract Management System. He also has experience in API Testing using Postman Tool, Functional Testing, Regression Testing, Exploratory testing, Performance Testing, Test Execution of Contract Management system, Defect Retesting, Bug Creation in JIRA & Mantis tool, Zephyr Integration with JIRA, Test Management with Zephyr, Automating the manual process of testing using Katalon Studio, Automated Attendance management system for employee timesheet using Katalon Studio, Writing User Stories, Use cases & Creating Wireframes for Contract management system in Adobe XD, and Website testing of Events, Products, pages. Abraham has also worked as a Technical Lead at Aricent, where he was responsible for Configuring multiple new Content Providers (CP) services in Ericsson MSDP servers GUI and communicating with various CP’s for creating new VAS products and services and deployment of the services live in ooredoo network. He has experience in Full on-call support for live 70 server nodes with support on Ericsson/Comviva MSDP, USSD, and ensuring 100% uptime, Creating USSD Menu for the SMS based services short codes and deploying in on live ooredoo network, Performing the big migration activity in DB level, migrating subscribers from Ericsson MSDP server to Comviva DBILL server for better revenue growth enhancing the retry mechanism of charging failed by MSDP charging connector node, Troubleshooting of the customer complaints using various methods through GUI/Linux commands from CDR& EDR log generation, Integrating multiple CP SMS based services for oored