SUMMARY

• Overall 10 years of experience in IT industry which includes experience in core Telecom experience, Perl, Shell and implementing complete Telecom and Data Mediation solutions
• Good understanding of network (NSS) elements in GSM, GPRS, Mobile internet and mobile broadband and protocols like SIP, GSM,IMS and SS7 ISDN PRI. Work experience on large 3G, LTE and Volte network.
• Worked on Testing of Telephony Calls using ultra simulator.
• Experience in carrying out both Functional and Performance Testing in above mentioned areas wif Documentation expertise
• Proficient in functional, negative, regression, system integration (SIT), acceptance (UAT), load/performance, security, browser compatibility, and performance testing
• Expertise in Wireless systems architecture, design, performance analysis and integration of CDMA, 3G/4G mobile networks
• Currently working on prepaid billing (Voice & data) and mediation system, price plan, Group worker, leading project lead, QA activities. Involved in System Engineering, Effort estimation, Architecture, Design, Development, System Integration and Product Management activities.
• Expertise in Quality Assurance in Telecom and Wireless Networking
• Actively worked wif Cisco Routers and Switches. Installation, Firmware Upgrades, etc
• Experience wif web protocols including TCP/IP, SSL and Routing protocols.
• Experience in Billing, Charging, Policy Management and Mediation Systems in Telecom companies
• Experience in standards, Protocols: CDMA (IS95, IS99, 2000EV - DO) 3GPP, 3GPP2, 4G LTE (Evolved UMTS), GSM, GPRS (data services over GSM), Radio Resource/Link Control (RRC, RLC), MAC, SNDCP(Sub Network Dependent Convergence Protocol), TCP/IP, VoIP, ISDN In depth understanding of the Telecom domain.
• Good exposure to offshore delivery model.
• Business development and problem solving skills.
• Experience in Unix based development environment (Unix, Shell, Perl,Python)
• Exposures to quality standards and Information systems audit
• Developed tables satisfying the various Normal forms and complying wif referential integrities.
• Motivated to take independent responsibility as well as to contribute to be a productive team member. Strong Team building and mentoring skills and excellent Team leadership capability.
• Strong Logical and Analytical Reasoning Skills, Excellent Management skills, Excellent Communication wif good Listening, Presentation and Intrapersonal Skills.
• Ability to work in a team environment wif strong interaction and collaboration skills.
• Proficient in writing test plans and test cases and performing manual testing.
• Self-starter, fast learner and a team player wif strong personal and group communication skills.
• Worked on different operating systems like UNIX/Linux, Windows XP and Windows 7.
• Involved in developing Classes diagram in UML showing generalization and other relationships Sequence diagram describing the interaction of objects over time.
• Expertise in RDBMS design and modeling wif SQL Server, MySQL, Oracle, DB2, databases.
• Involved in gathering and analyzing user requirements and preparing the SRS for the team

TECHNICAL SKILLS

Operating Systems: Linux, Solaris, UNIX, Windows

Languages: C, C++,JAVA Perl, Shell scripting,Python

Technology: TELECOM domain-Telecom Billing system, INAP, CAMEL, 3G,4G, SS7, GSM, GPRS, LTE,VoLTE, UMTS, VOIP protocols SIP, H.323, Megaco,PCRF/PCEF.

Case Tools: CppUnit, Clear case, Cscope, Etheiral, Rdscope, SVN, Make, GCC, GDBIBM tools: Remedy tools, Mercury tool (Quality control tool), Rational clear case, Citrix tools, and Ultisim call simulator.

Tools: & Utilities: Protocols: SIP, H323Tools: Etheiral, Sip-h323 message log viewers, net messenger, net meeting, MS office visio (Design the service maps). SOAP, HTTP, UI, Wireshark, ATF, JSON, REST client.

Database: MySQL, pl/sql, Oracle, VoltDB

Intelligent networks: Prepaid IN system and CAP,PCRF for LTE network.

Applications: Telecom billing, Data Mediation, Mobile Internet, Mobile broadband (Content service Gatway-CSG), USSD services (Bundle management), SMSB service.

PROFESSIONAL EXPERIENCE

Confidential, Atlanta

Sr. Test Engineer

Responsibilities:

• Preparation of Use Case, Application Design Documents (ADD), mapping documents, Interface diagrams /models for all the interfaces.
• Responsible for delivery of packaged services supporting the FusionWorks (6.0 &4.3) systems and took end to end ownership of specific complex tasks.
• Demonstrated an organized, systematic, disciplined and analytical approach to designing, problem solving, coding and defect fixing for Mediation Testing Team.
• Worked on multiple problems of diverse scope where refinement of test design/requirements was Currently leading ECS Performance Test team and acting as a liaison between Test Engineers and Architects as needed to facilitate efficient flow in the SDLC/Agile process in relation to Performance and QA testing.
• Handle end to end performance testing activities including test plan, test case and test report creation.
• Work wif project and feature team to understand the product Confidential a feature and overall level to create test cases appropriate to validate the performance requirements indicated for a product.
• Design test strategies, test cases, configure environment, installed latest code base and execute performance testing successfully wifin project timelines.
• Create and track issues found wifin PT cycle, as well as handle initial troubleshooting of issues found.
• Create test data (as applicable), complete simulator setup, and perform validation in preparation for PT execution.
• Create automation scripts, or automate via ATF if applicable, for environment installation, config and execution. Develop customize utilities using the DSD language, C, C++, UNIX shell scripts, Perl scripts to handle the production issues.
• Worked closely wif the Configuration Management team for Production install of New Code and other web services.

Environment: Solaris, Oracle, Perl, Shell,Python,LTE,UNIX, Alcatel Platform, Remedy tools, Mercury tool (Quality control tool), Spirent testing, Rational clear case, Citrix tools,VOIP,SIP, Eclipse IDE

Confidential, GA

Sr.Test Engineer

Responsibilities:

• Involved in Code reviews, fixing defects and enhancing application performance.
• Requirement analysis for incoming new requirements/requests for subscriber’s policy management, design and implement the solution using C++ scripting and Openet Policy Manager. (Outbound roaming features, service installation, QoS)
• Maintain different versions of CPM3.X, CPM4.X and CPM5.X and deliver to Cisco for every releases for any requirement/request implemented.
• Worked in the following projects: Bell LTE Charging, Bell Mobility Online Charging System (OCS), Policy Manager, Convergent Mediation Suite, etc.
• Assisted in various Testing Phases like Inter-operability Testing (IOT), System Testing, Vendor Integration Testing (VIT), High Availability Testing, Performance and Security testing, etc.
• Provided Operations support to Cisco when releases deployed.
• Created Test strategies, and Test plans using Requirements Docs/Customer & Project Mgmt. Inputs in various projects and different releases.
• Recorded testing execution, properly maintained issue reporting, and shared results across different departments.
• Worked wif Solution Engineering dept. to properly scale up, using the results obtained.
• Worked in both Functional and Performance testing of the products/projects across various releases.
• Worked wif Cisco and HP Routers and Switches
• Worked wif Diameter Messages CCR-me, CCR-U & CCR-Ts involving Exchange of Services Information, Quota Requests, Provisioning, Post-paid scenarios, Pre-paid Scenarios, Fair-usage, Grandfathering, Throttling, MRC, Rating, Roaming, Downstream Scenarios - UDR, CDR and TDRs, Advice of Charge Notifications, etc.
• Experience in running Thread Scalability tests, Policies in default error Scenarios, Orphaned Session Management, Stress Behavior, etc.
• Experience wif Policy Standards and Interfaces like PCEF, PCRF, SPR, Gx, Rx, etc interfaces, Policy Enforcement devices such as Cisco CSG2 and its Simulators, Billing plans, Policies, Service Definitions, Decision Output Actions, Rules, Audit Transactions, etc.
• Involved wif both Front-end GUIs and backend Servers, DB Servers, etc.

Environment: Solaris, Oracle, Perl, Shell, UNIX, DSD, Alcatel Platform, Remedy tools, Mercury tool (Quality control tool), Rational clear case, Citrix tools,voip,sip,and Ultisim call simulator, Eclipse IDE

Confidential

Sr.Software engg

Responsibilities:

• Extensively involved in Interface, System testing, Integration, Functional, Regression, Data Integrity, System, Compatibility, Installation, End to End Testing and User Acceptance testing
• Review design changes, Identify test scenarios, create test plan and test cases.
• Involved in project planning meetings and used to provide estimation of the testing tasks.
• Identifying/create test data that covers identified test scenarios.
• To participate in all the processes from HLD and DSD phase until the implementation (Deployment) of workable solution in order to successfully handing over of the developed system.
• Analyze the monthly metrics for various services.
• Worked in various phases of software development phases like impact analysis, estimation, architecture and design, development, testing and support.
• Day to day capacity management process employed to ensure no risk or degradation to service performance. Interactions wif various teams - communication flow. Visibility of issues. Links wif Business, Operations, and Delivery teams, Revenue Assurance and BI. Remedial action taken. Any improvements that could be made to dis activity

Environment: Solaris, Oracle,Perl, Shell, UNIX, Alcatel Platform.

Confidential

Sr.Software engineer

Responsibilities:

• Extensively involved in Interface, System testing, Integration, Functional, Regression, Data Integrity, System, Compatibility, Installation, End to End Testing and User Acceptance testing
• Review design changes, Identify test scenarios, create test plan and test cases.
• Extensively user Rational Clear quest for defect Tracking.
• Participated over deployment of various patches in Alacatel-IN
• Technical prime for all Alcatel-IN OSP seps. Complete ownership of IN services like bss20, ocg, caprtccprep, rtccprep etc.
• Worked in various phases of software development phases like impact analysis, estimation, architecture and design, testing and support.
• Performed database programming using SQL Server.
• Involved in Code reviews, fixing defects and enhancing application performance.
• Prepared the documentation for the project as well as delivered the presentation.
• Involved wif the QA team to ensure quality and efficiency.
• Developed test plan and test case for the project as well as performed manual testing.
• Handled project management activates like multi-site coordination, customer interaction and mentoring a team.
• Be able to self-organize and work effectively wifin a small team wif minimal supervision

Environment: Solaris, Oracle, Perl, Shell, UNIX, DSD, Alcatel Platform.

Confidential

Sr.Software engineer

Responsibilities:

• Responsible for understanding the scope of the project and requirement gathering
• Requirement Analysis and Designing and coding.
• Coordinating between team member, client and project manager.
• Conducted Telecon and Webex session wif client for requirement clarification and project updates.
• Research and analysis of the specifications provided by the clients for enhancing back office performance.
• Performing bug fixing, Regression and Functional Testing and maintaining Test Specification and Test Reports
• Be able to self-organize and work effectively wifin a small team wif minimal supervision
• Handled project management activates like multi-site coordination, customer interaction and mentoring a team.
• Be able to self-organize and work effectively wifin a small team wif minimal supervision

Environment: Solaris, Oracle, Perl, Shell, UNIX, Remedy tools, Mercury tool (Quality control tool), Rational clear case, Citrix tools, WinSCP 5.0.7, Putty, Eclipse IDE, Lotus Notes 8.5.

Confidential

Software engineer

Responsibilities:

• Performed database programming using SQL Server.
• Involved in Code reviews, fixing defects and enhancing application performance.
• Review design changes, Identify test scenarios, create test plan and test cases.
• Create the Test Plan and Test Strategy.
• Provide the effort Estimates for functional and Regression Cycles.
• Involved in project planning meetings and used to provide estimation of the testing tasks.
• Review the Test Scenario’s and Test Cases.
• Created stored procedures and PL/SQL statements to interact wif the MySQL database
• Performed detailed study and analysis of functional and business requirement.
• Prepared the documentation for the project as well as delivered the presentation.
• Involved wif the QA team to ensure quality and efficiency.
• Developed test plan and test case for the project as well as performed manual testing.
• Environment:

Environment: Solaris, Oracle,Perl, Shell, UNIX, Remedy tools, Mercury tool (Quality control tool), Rational clear case, Citrix tools, and Ultisim call simulator, Eclipse IDE, Confidential Billing System

Confidential

Software engineer

Responsibilities:

• Analyzing the client side statistics and providing the observations and recommendations on Test Report.
• Extensively involved in Interface, System testing, Integration, Functional, Regression, Data Integrity, System, Compatibility, Installation, End to End Testing and User Acceptance testing
• Review design changes, Identify test scenarios, create test plan and test cases.
• Conducted Telecon and Webex session wif client for requirement clarification and project updates.
• Research and analysis of the specifications provided by the clients for enhancing back office performance.
• Performing bug fixing, Regression and Functional Testing and maintaining Test Specification and Test Reports
• Be able to self-organize and work effectively wifin a small team wif minimal supervision Performed detailed study and analysis of functional and business requirement.
• Prepared the documentation for the project as well as delivered the presentation.
• Involved wif the QA team to ensure quality and efficiency.
• Developed test plan and test case for the project as well as performed manual testing.
• Environment:

Environment: Solaris, Perl, C,C++, Shell, UNIX, Remedy tools, Mercury tool (Quality control tool), Eclipse IDE.