• Assist in the creation of comprehensive user interface software validation test plans for each receiver product, to include cases to exercise each user interface feature and function, each entry condition, and each exit condition.• Perform formal verification and validation of user interface software on each receiver product.• Generate standardized software validation test reports and user interface issues lists for communication of status both internally within SiriusXM and to SiriusXM receiver manufacturer partners.

• RF Main Transmitter (TX) / Receiver (RX) for GSM / UMTS - Optimized layout and schematics to maximize TX power without sacrificing overall performance, and to minimize radiated desense (EMI). - Evaluated and characterized components such as PAs (Power amplifiers), duplexers, filters, and matching circuits to perform system budget calculations and to validate the system’s performance per industry standards (3GPP).• WLAN (802.1a/b/g/n) and Bluetooth BR (Basic Rate), EDR (Enhance Data Rate), and LE (Low Energy) - Responsible for the design, development, bring-up, debug, and industry product certifications such as Bluetooth SIG, Wi-Fi Alliance, and FCC compliance testing. - Responsible for schematic and PCB layout design, evaluation of hardware conformance testing, co-existence, interoperability, and interference testing. - Supported prototype and mass production factory builds in remote location factories.• Experience with Android OS and QUALCOMM chipset based smart phone development, architecture design, performance optimization, and validation for various wireless carriers and regulatory bodies using QC proprietary test and development tools.• Worked closely with factory and various vendors for part design and quality issues. Managed BOM and root caused failures from the factory and reliability labs.• Experience working in mid-tier and low-tier mobile devices. (Moto G and Moto E handset generations).• Experience with various design, and debugging test equipment and software tools: QUALCOMM QXDM, QRCT, QSPR, ADS, CADANCE, Agilent WTM, CMW Run, CBTgo, Agilent Virtual Front Panel, Agilent 8960, CMU200, CMW500, Agilent GS-8800 system, Rohde & Schwarz CBT, Agilent N4010, and spectrum analyzers among other test equipment.

• Performed conducted test verification for TX (Transmitter) and RX (Receiver) GSM / EDGE, WCDMA, CDMA and WiMAX cellular technology products.• Performed radiated test verification on cellular products per costumer and company’s internal antenna performance specifications.• Root caused factory defects and reported issues to a broad engineering audience.

• Responsible for the test verification, troubleshooting, and root cause analysis of various receiver RF issues on multiple prototype mobile phones.• Performed EMI test verification for GSM / EDGE and UMTS / WCDMA handsets under static and free space conditions.• Improved 3G Bands (1/2/8) impedance matching on the receiver line up for BlackBerry 9800.• Successfully reported and communicated to peers test verification results, and fix implementation for multiple cellular projects.• Worked closely with other key hardware teams including architecture, baseband, audio, display, camera, ESD, antenna, and power management to resolved cross functional design issues.