Wireless Test Engineer Resume
Fremont, CA
Objective
- To work as an RF/Wireless Device Test engineer in telecommunications industry to apply my knowledge and enhance my skills by learning from real time problems.
Areas of expertise
- Knowledge of GSM, CDMA, EVDO, LTE, VOLTE, HVOLTE, VT, SRLTE,1xSrlte, Asdiv HVoLTE Type1, WIFI, WiMAX technologies, Biometric and Android.
- Skilled Confidential voice and data testing procedure and performance indicators.
- Skilled Confidential OTA TRP, TIS, AGPS and MIMO testing for all applicable devices.
- Hands on experience with tools like Emquest, MapInfo, Actix, XCAL, Agilent and TEMS investigation and QXDM TOOL.
- Working knowledge of lab equipment such as Call boxes, Spectrum analyzer, network analyzer, semiconductor parameter analyzer and LabVIEW.
TECHNICAL SKILLS
Device Simulator: Hands on experience with ISETCAD, Sentaurus (Synopsys), CMW 500, Spirent E2010, Spirent GSS6700, Anritsu 8475, KEYSIGHT
Programming Languages: Fundamental knowledge in C, Mat lab, Assembly level language 8086, VHDL, Python, Perl
Operating Systems: Windows, Linux, Mac.
PROFESSIONAL EXPERIENCE
Confidential, Fremont, CA
Wireless Test Engineer
Responsibilities:
- Create and execute TRP/TIS files/tests for 3CA and 2CA supported band combinations as per device capabilities.
- Generate device reports as per the standards set by Confidential and include all required information/tables/3D Plots as mentioned in the test plan (most often found in the appendix section of the test plan).
Confidential, Philadelphia, CA
Test Engineer
Responsibilities:
- Involved in preparing the 5G test cases for the new 5G build plans.
- Extensively involved in 3G, 4G and 5G testing.
- Involved in new CBRS network build trial plans and managing the site parameters for optimizing.
- Verified the collected data and compare them with the predictions to fine tune the predictions.
- Working on the Parameter Audit checks and Neighbor cleanup.
- Involved in optimizing the cluster by collecting the drive data, processing, analyzing the Layer 3 messages and implement the changes for the better performance.
- Compared the area of 3.5G with 5G coverage in trhe drive and the effect of combined coverage
Confidential, Santa Clara
Test Engineer
Responsibilities:
- Responsible for loading new Build onto the devices with JTAG (Flashing), Update RF calibration data and field test cases.
- Responsible for performing daily testing and collecting logs, analysis, reporting test results
- Setting up the test equipment, installation of the tool & assisting in post processing the data.
- Developed detailed route maps for drive tests according to client requirements.
- Experience with QXDM, QPST, QCAT, APPLANIX POS pac, ODLT and Novatel tool.
- Performing various field testing on GPS,GNSS Inertial positioning and Truth testing and IMU testing.
- Responsible for performing IMU calibration and Device calibration.
- Responsible for Calculate the distances out of coordinate differences between a two reference points.
- Experience performing electronic equipment installation/troubleshooting
- Responsible for performing daily test cases onto the device and keep tracking GPS measurement with help of QXDM tool
- Comparing the test cases on local base station and remote base station and processing the data and Creating the .KML file with Google Earth and Various location accuracy files.
Confidential, San Francisco, CA
Field Test Engineer
Responsibilities:
- Responsible for performing daily testing, analysis, reporting test results.
- Performing test for the 4G /5G LTE device using Polaris and NextNav watch these calls live.
- Performing the tech verification for all network carriers and observing logs.
- Monitering for Realterm software is running properly on DUTs for different Carriers and collecting logs
- Performing GPS testing involving DUTs to be able to effectively calculate a network - assisted GPS location.
- Resolving the issues and troubleshooting on DUTS and maintenance of equipment
- Responsible for making the right Test point and measuring the test points in Building location.
- Working with survey team will be onsite.
- Coordinated with the client for different Market for E 911 Testing,
Confidential, Santa Clara, CA
Test Engineer
Responsibilities:
- Responsible for loading new Build onto the devices (Flashing), Update RF calibration data and field test cases.
- Manual testing on different carriers and Functional test cases and KPI on Duts.
- Protocol testing experience like platform/system level field trails Functionality performance.
- Knowledge on Handovers and cell reselections, measurements events, NVM parameters, SIM parameters.
- Good understanding of call flow from power on to attach MO/MT calls, Bearer creation/deletion, cell selection reselection, IRAT, CA and CSFB.
- Executing test cases on Confidential commands and Linux commands
Confidential, Seattle, WA
Modem Field Engineer
Responsibilities:
- Responsible for loading new Binary onto the devices (Flashing), Update RF calibration data and field test.
- Experience with QXDM, QPST, QCAT, QMICM, XCAL, ETS and Android SDK logging tools.
- Manual testing on different carriers and Functional test cases on Modems.
- Responsible for loading GOTA procedure on modem through local machine and WIFI.
- Performing device testing on 2G, 3G Narrowband, 3G Wideband Wireless VoLTE and WIFI technologies.
- Make sure the WIFI scans of each router/modem is collecting all MAC address.
- Observing the Wi-Fi scans and RSSI values to get the indication of the Access Point's signal strength.
- Use the KMZ and launch it in Google EarthPro in order to perform Wi-Fi Test Confidential the assigned routes.
- Performing Tech verification on different carriers.
- Perform various field testing on different routes and stationary testing.
- Testing the pre-production Confidential devices applications and software such as Camera, fingerprint.
Confidential, San Francisco, CA
Device Test Engineer
Responsibilities:
- Testing pre-production Confidential devices for call performance, voice quality and data performance under live network conditions
- Hands-on experience on AGPS testing and E-911 testing to verify the GPS location accuracy on the devices under test (DUTs) provided.
- Initiating E911 calls using Perl scripts and using tools like Link Master and Snapper to record the logs.
- Performing Multi-Services testing for VoLTE networks using Netimizer dialer.
- Preparing reports for voice quality testing which compare KPIs like call drops and call duration.
- Performing GPS testing involving DUTs to be able to effectively calculate a network-assisted GPS location.
- Monitoring the real time performance of the testing, ensuring the data collected is accurate.
- Responsible for performing the testing, analysis and validation of the test results.
- Enabling the accurate location-based services and fulfilling emergency service requirements (E911) as the A-GPS performance must be benchmarked.
Confidential, San Francisco, Texas
Modem Field Engineer
Responsibilities:
- Responsible for loading new Build onto the devices (Flashing), Update RF calibration data and field test cases.
- Experience with QXDM, QPST, QCAT, QMICM, XCAL, ETS and Android SDK logging tools.
- Working on system testing as well as network testing of various smartphones and tablets and performing Wi-Fi and Bluetooth testing.
- System functionality, User interface testing as well as network testing using various tools like QXDM, QCAT, QMICM and Agilent 8960.
- Performing various field-testing of devices using QXDM and ETS, collecting logs to review by Protocol engineers.
- Network interface testing and collecting logs using AP Logs, Dump Logs, RDX tools (Extractor Tool for Ram Dump), and TCP logs.
- Experience performing various RF Tools likes Agilent, QXDM, ETS and TEMS.
- Experience with Issue Reproduction like Data Icon Loss, No RSSI, and No Service, IPv4 & IPv6 test cases, Drop Call, Audio Mute test & Data Stall.
- Experience with CP Crash, Kernel Panic Upload Mode, Power Reset & Modem Crash issue.
- Experience with Different User Equipment like Phone, Tablets on android & Notes.
- Experience with Confidential application testing.
- Worked with R&D Department on Issue Reproduction of various UEs and daily regression field test.
- Experience with Binary Flash for various UEs, Including Engineering & User binary full regression field test and installing ADB drivers and various bridge version of ADB 1.0.31 and 1.0.32
- Performing the tech verification for all network carriers and observing SIP logs.
- Responsible for collecting Crash data and to observe Modem stability for calls.
- Responsible for keeping track of issues raised by testing team, monitoring the status of the issues and updating in Project Tracker.
- Enthusiastic to learn new Systems and technologies and fast adaptability to new platforms and environment.
Confidential, San Diego
Device Test Engineer
Responsibilities:
- Responsible for performing daily testing, analysis, reporting test results.
- Responsible for loading the new Binaries in to the devices (Flashing), Update RF calibration data and execute stationary and field test cases.
- Responsible for testing features like Confidential origination, termination, Long calls, basic Sanity, Regression, Throughput, Datum, CSFB, IOT, Stationary and Mobility testing.
- Identify new issues and performing intensive regression testing of device targets, and raising new issues using the IBM Clear Quest.
- Responsible for keeping track of issues raised by field testing team, monitoring the status of the issue and close the issue after it is resolved, tracking the test reports, and provide support to the development team in reproducing and reporting issues upon special request.
- Responsible for going through the analysis of the issues which has been raised by the field test team and support to the field test engineers.
- Responsible for providing the AP, CP, and SYS Dump Logs for various Confidential devices and tablets.
Confidential
Associate RF Engineer
Responsibilities:
- Implement Inter-RAT (3G to 2G) and IFHO (UMTS850-UMTS1900) Handovers Confidential the polygon boundaries.
- Perform analysis of drive data to verify dropped calls, blocked calls and poor handover areas through layer 3 messages and provide scope for performance improvements.
- Assist senior RF Engineers in improving performance by giving recommendations to improve call quality by adjusting electrical and mechanical tilts, adding neighbors for successful handoffs and to reduce dropped calls due to coverage holes.
- Create thematic maps, sites, drive routes, exit routes and cluster polygon in MapInfo.
- Use MAPPER tool to create UTRAN, IRAT and IFHO neighbors.
Confidential
Associate RF Engineer
Responsibilities:
- Performed drive test for the 4G/5G LTE device using Data pro DM.
- Setting up the test equipment, installation of the tool & assisting in post processing the data.
- Coordinated with the client and drive test teams describing the test procedure and getting them started with drive test.
- Performed troubleshoot and maintenance of equipment.
- Prepared observation notes based on the drive test data and reported issues to the client during the drive.
- Post processing of drive data generating acceptance report, and analysis of KPIs.
- Assisted RF engineers in optimization of the network
- Developed detailed route maps for drive tests according to client requirements.
- Setting up the test equipment, installation of the XCAL software & assisting in post processing the data.
- Coordinated with the client and drive test teams describing the test procedure and getting them started with drive test.
- Performed troubleshoot and maintenance of equipment.
- Prepared observation notes based on the drive test data and reported issues to the client during the drive.
Confidential
RF Test Engineer
Responsibilities:
- Drive testing using AGILENT E6474A-X for EV-DO.
- Posts processing of EV-DO drive data.
- Generate reports and presentations after extracting Key performance parameters from log files using Actix Spotlight.
- Exposure to wireless data protocol stacks including RLP, PPP, IP, TCP, IPV6, MIPV6.