Validation Test Engineer Resume Bellevue, WA - Hire IT People

SUMMARY

Experienced in LTE Protocol Conformance and Performance Test Specifications. Excellent understanding of 3GPP standards and to execute test cases. Experience in RF and Wireless technology.
Experience in using Test Equipment such as Confidential ME7834L, MD8475A, Rhode & Schwarz CMW500 Wideband Radio Communication tester, Anite 9000 Mobile Test Accelerator.
Execute T - Mobile and 10776 AT&T Test Cases for GSM, WCDMA, and LTE networks on various test simulators. Captured and analyzed logs on Confidential and Confidential Chip set.
Possess good understanding of LTE Air interfaces, EPS Network Architecture, multiple access techniques, MIMO, MCS, E-UTRA Downlink Channels etc.
Profound knowledge in Volte Architecture, Volte Call Flow and IMS Registration. Good understanding of MIMO, Transmission Modes and Carrier Aggregation.
Good Understanding of LTE- Frequency Scan, Initial Acquisition, SIB Procedures, Random Access Procedure, RRC Procedures, Idle & Connected Mode Measurements, set up and tear down of SRB's & DRB's, LTE to WCDMA IRAT, CSFB Procedure, Default and Dedicated Bearers set up etc.
Used Python script for automation of Radio signaling using AT commands and automation manager on R&S. Good knowledge in using Project Explorer and Network Analyzer on CMW500 and Rapid Test Designer(RTD) for Confidential . Experienced with Spectrum Analyzer and Signal Generator to check and analyze logs.
Possess good understanding and functionality of Layers like Physical, MAC and RRC. Possess good understanding of Channel Mapping, UE Protocol Stack and Protocol interaction UE Attach Procedure (idle), RRC connection Reactivation, Downlink Data Flow, SIB's &MIB's etc.
Have good knowledge on Events, Handovers, CSFB, LTE to 3G cell Reselection and Call flow of LTE technology.
Possess hands on experience in Log Analysis, Issue Debugging and troubleshooting, performing RF Calibration .
Experience with RF Device testing tools such as QXDM Professional, QCAT. Also used reporting tools such as HP Quality Center( QC ), Bugzilla to raise PR and track issues.
Used ffutool and FieldMedic app to capture MBB, QXDM and WMRIL logs on Windows Phones .
Experience in performing Basic Sanity & Regression Testing for new AP, CP

TECHNICAL SKILLS

Programming Languages: C/ C++, C#.Net, Python

Reporting Tools and Applications: HP Quality Center, ALM, Jira, Prism, Bugzilla.

Equipments: Rhode &Schwarz CMW 500, Anite and Confidential .

Framework & Applications: Android Viw Client, Android Studio, QXDM,QCAT,QPST.

Softwares: Visual Studio, MS Project, Visio 2010, Rational Rose and Microsoft Office Suite.

Operating Systems and Database: Windows 10, SQL Server.

PROFESSIONAL EXPERIENCE

Validation Test Engineer

Confidential - Bellevue, WA

Responsibilities:

Execute test cases on equipment such as Confidential 7834L, Confidential 8475A, Rhode & Schwarz PQA, Rhode &Schwarz CMW500, Spirent Chromatics Monsoon power monitor. Do an end to end testing from UE side.
Knowledge in executing Performance Quality Analysis (PQA) for measuring data through put for LTE and 3G data performance with fading profiles in Rhode & Schwarz CMW500 and AMU200 simulators.
Run US internal test cases for Alcatel Smartphone for daily builds. Used internal flashing tools to flash AP and CP software builds for new releases to UE.
Analyze issues and report using HP ALM (Reporting Tool). Create and update PR for the ticket raised along with logs and screenshots.

Modem System Test Engineer

Confidential - San Diego, CA

Responsibilities:

Capturing logs using QXDM and analyzing using QCAT tool to understand the issue and report to the developing team using Bugzilla reporting tool and raise defect.
Report handset, tablet, and mobile device defects with detailed exactness in error databases, email correspondence, IM discussions, and in conferences.
Executed Rel7 HSPA+ test cases with FTP scenarios on CMW500. Experienced in using AT commands and saving logs for analyzing using QXDM and QCAT tool. Worked with R&D teams to debug device software issues.
Free testing for Wi-Fi calling, Hotspot, MMS, Email, Social Networking apps in new Android Version.
Check for throughput values from Field Engineers for Voice MOS and Audio MOS.
Identify novel issues and performing intensive regression testing of device targets, and raising the new issue using the Jira & Prism. Develop test protocols and gather test automation data.

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Validation Test Engineer Resume

Bellevue, WA

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