SUMMARY:

• Engineer with experience in product support, verification and validation, EMC, continuous improvement, research and development, manufacturing, and regulated design environment
• Adept in finding products’ weaknesses in order to contribute to development of improvements and solutions
• Strong technical skills, testing experience, and ability to collaborate with other professionals in order to produce best results and ensure ongoing customer satisfaction

SKILLS:

Equipment: Keysight Infiniium DSA - X 93204A Keysight J-BERT M8041A 16Gb/s Keysight Infiniium DCA-X 86100D Keysight Infiniium DSOS104A Keysight E5061B Network Analyzer Keysight Infiniium DSA91304A Keysight N6705B DC Power Analyzer Agilent N9320A Spectrum Analyzer Agilent 53181A and 53230A Frequency Counters Tektronix DSA72004C and DSA8200 Tektronix AWG7122C Tektronix MSO5204B Digital multimeters MegaPulse testers Corelis I2C analyzer Function/signal generators Teledyne LeCroy Voyager M3i USB 3.1 Protocol Analyzer GRL USB Type-C Test Controller Keysight N7015A/16A Type-C High Speed Test Fixture Kit Cypress CY4500 EZ-PD Protocol Analyzer

Software: Allegro PCB Designer OrCAD Capture and Layout PSpice HSpice (basic) MATLAB (basic) Keil DK251 Developer s Kit MS Office Word, Excel, PowerPoint, Outlook JTAG Boundary scan

Standards: USB 3.1 Gen 1 and USB 2.0 High- and Full-Speed Electrical Compliance Tests USB PD 2.0 Communication Engine Compliance Tests DisplayPort 1.2b Compliance Tests EN 60601-1 1990 EN 60601-1-2 1990 ANSI/AAMI SP10 2002 IEC 61000-4-3 2002 IEC 61000-4-2 2008

PROFESSIONAL EXPERIENCE:

Confidential, Redmond, Washington

Hardware Test Engineer

Responsibilities:

• Supported design verification of unreleased product in a new market line for Surface
• Tested subsystems, and logged bugs, involving I2C, SPI, clocks/crystals, USB 3.1 Gen 1 Transmitter and Receiver Electrical Compliance Tests, USB PD 2.0 Communication Engine Compliance Tests, DisplayPort 1.2b Compliance Tests, DisplayPort over Type-C, TDR of differential pair and single-ended bare board traces, and xHCI Interoperability Testing

Confidential, Redmond, Washington

Design Verification Engineer

Responsibilities:

• Supported design verification of next generation of Confidential controller along with a proprietary USB 3.1 Gen 1 device for developers of Confidential games
• Tested hardware and firmware at system and subsystem levels involving power integrity, buttons, half H-bridge motor drivers, USB overvoltage/overcurrent protection, USB 3.1 Gen 1 Transmitter and USB 2.0 High- and Full-Speed Electrical Compliance Tests

Confidential, Bellevue, Washington

Senior Electrical Engineering Technician

Responsibilities:

• Supported RF and design engineers with testing (frequencies up to 2.45 GHz), debugging, building mechanical and electrical prototypes/fixtures and rework soldering of RF circuitry
• Wrote engineering reports on mechanical and electrical experimental tests and evaluation testing on switch-mode power supplies from various manufactures in order to aid in determining optimal regulator for next revisions/future designs

Confidential, Redmond, Washington

Design Verification Engineer

Responsibilities:

• Supported from proof-of-concept to mass production design verification of the Type Covers for Surface Pro 2 and 3, and Bluetooth Low Energy (Smart) Pen for Surface Book
• Tested hardware and firmware at system and subsystem levels involving system bring-up, clocks, power integrity, FSR, proximity, UART/I2C/USB buses, keyboard, backlighting, haptics, capacitive touch sensing trackpads, accelerometers
• Performed evaluation testing on switch-mode and LDO power supplies involving efficiency, output ripple, transient response, turn-on time parameters analyzing different inductor selections
• Created protocols relating to hardware/software verification based on defined and undefined product specifications
• Used Beagle I2C/USB, Mercury T2 USB 2.0, Corelis CAS-1000 analyzers, spectrum analyzers, digital serial analyzers to solve design problems at the system and component level, such as, enumeration, trackpad, authentication, TDR
• Logged and regressed bugs and provided input into root cause, such as, incorrect enabling of circuits, and timing and latency issues, and power draw improvements that lead to longer battery life
• Reworked PCBs as needed for testing and evaluating with SMD components down to 0201

Confidential, Cedar Park, Texas

Electronics Technician

Responsibilities:

• Performed incoming evaluations and general troubleshooting on MWD tools sent in for repair as well as in-house tools
• Efficiently and effectively carried out root cause failure analysis of SDUs, MCUs, TPSs, RFDs, Pulser and Directional modules down to the component (chip) level
• Interfaced with R&D regarding issues that arose while troubleshooting systems and components in order to assist in improving the reliability and quality of the products

Confidential, Austin, Texas

Test Engineer

Responsibilities:

• Test Engineering support for functional testing of PCBs including debugging and determining root cause of failures at the component level of production boards for various customers
• Wrote and implemented protocols for functional tests of new customer products to be used by technicians and operators to validate production boards
• Trained and oversaw up to 12 technicians and operators on procedures and test equipment for functional testing of new customer PCBs along with interfacing directly with customers during factory visits to ensure product quality and testing procedures were maintained

Confidential, Skaneateles Falls, New York

Test Engineer

Responsibilities:

• Wrote, implemented and tested verification and validation protocols per ANSI/AAMI SP10 and EN 60601-1 for production equivalent non-invasive blood pressure modules for national clinical trials
• Bench and chamber tested electrically, mechanically, and environmentally non-invasive blood pressure, temperature and SpO2 modules for design and safety issues, including but not limited to ESD, accuracy and faults, resulting in design enhancements that increased safety for patient and user
• Supervised staff of up to eight cooperative interns, reviewing their protocols and test reports for errors and assigning tests to interns during situations involving strict deadlines
• Performed EMC radiated RF emissions/immunity per IEC 61000-4-3 for temperature/blood pressure modules

Confidential, Minneapolis, Minnesota

Hardware Engineer

Responsibilities:

• Developed USB-to-Serial converter with additional audio circuitry, which factored into Benson Medical being awarded 10-year, multimillion-dollar Department of Defense audiometer contract
• Eliminated digital noise in audiometer system, resulting in enhanced clarity in headsets for use by patients
• Spearheaded initial design of embedded 8-bit, 16 MHz C251 Atmel microcontroller board for stand-alone audiometer slated for new market line