1. Ron Papiska
San Diego, California 92126 858-699-0514
rpapiska@yahoo.com
SUMMARY
Experienced, resourceful, knowledgeable, flexible, motivated, detail oriented engineering validation
professional in the electronic test and manufacturing industry. Principal strengths include product verification
through data collection for Bluetooth and 802.11 wireless, test setup and improvement, component level
circuit analysis, root cause process defect analysis, process and test improvement. Versatile team player
looking for a challenging position that utilizes my experiences and talents and fosters professional and
personal growth within a dynamic organization.
Familiar with RF measurement losses, gain, dB, ERP, Antenna Gain, Tablet testing, throughput,
noise floor 802.11 Test Engineering Support Test Process Verification & Improvement, soldering
Visio, Excel, Word, PowerPoint Data Presentation US Patent 6,445,161 Battery Charger Algorithm
PROFESSIONAL EXPERIENCE
HEWLETT-PACKARD, INC. 2011 – 5-16, 2002 – 2004 San Diego, California
RF System Engineer (recent) Safety / Reliability Compliance Testing Consumer Printer Power Supplies
Currently testing 802.11 and Bluetooth performance for compliance to metrics in consumer ink jet
printers and tablets. Perform Noise Floor & Throughput ATE testing on RF modules for consumer
wireless printers and explore/implement cost effective solutions. Consolidate data and present
reports in weekly phone meetings. Debug, troubleshoot and rework issues, identify root cause
recommend solutions. Use spectrum analyzer, oscilloscope, DMM for RF and analog analysis.
Proficient with microscope soldering rework.Formerly performed 33 safety tests on power supplies
for compliance to UL/NEMA safety standards and design specifications, collect and interpret data,
document results, track failures.
Improved IR thermal imaging load testing process of consumer PC printer power supplies.
Perform High Voltage stress, AC/DC input current, motor tests, and document build component changes.
Generate test plans and test procedures from specifications.
Perform thermocouple load temperature testing of printer power supplies.
Perform Energy Star AC power consumption analysis of printers.
Work with vendor to debug Chroma custom switching power supply ATE test system to operational status.
CYMER, INC. 2005 – 2010 San Diego, California
Laser Test Engineer, Deep UV
Executed multiple tests to verify laser performance before shipment to end user, analyzed test failures.
Reliability Support
On Call support of all laser performance all test cells as required. Laser tuning and system debug.
Chamber Test Support Engineer Safety Testing
Learned different processes, (wrap, test, build, repair) and improved each process as opportunities
arose.
RD INSTRUMENTS, INC. 2004 – 2005 San Diego, California
Test Technician – Custom Test Division Underwater Sonar Imaging Systems
Test and analyze to component level complex underwater sonar navigation and imaging systems
used by Navy Seals for underwater mine and hazard detection. 466 KHz ultrasonic range.
Troubleshoot factory BGA defect root cause at PCB contract manufacturer and recommended process
changes that resulted in first time yield improvement from 50% to 100% on the next run.
Maintain company test fixtures at contract manufacturer on an “on – call” basis.
Increase throughput/yield at several manufacturing stations through efficiency and process
improvements.
Design circuit changes to compensate for variation of vendor parts tolerances.

2. Ron Papiska
San Diego, California 858-699-0514
AIRPRIME, INC. 2001- 2002 Carlsbad, California
Sr. Test and Certification Engineer CDMA Cellular Baseband Testing
Design, build, document and deliver high volume manufacturing test stations to contract
manufacturer within deadline and budget constraints.
Identify, source RF hardware and interconnects, write test plans and specifications, collect &
interpret results.
Write HPIB command program for RF test station operation.
Serve as liaison to Software, Baseband, RF, Manufacturing and Baseband engineering groups.
Verify test station designs before transition to contract manufacturing facility in Guadalajara, Mexico.
Patent filed ‘Test Jig Bulk Capacitor’ was incorporated into current test fixtures and circuit board
designs.
DENSO INTERNATIONAL AMERICA, INC.
LA LABS ENGINEERING DESIGN AND RESEARCH 2000 – 2001 Carlsbad, California
Baseband Engineer - Production Liaison CDMA Cell Phone Design /Manufacture
Troubleshoot factory manufacturing issues and implement process improvements.
Led the development of JTAG based Boundary Scan software download and Flash programming
effort.
Source vendors and identified optimal partner.
Solve test enclosure RFI interference, speaker integrity, electrical overstress, and ESD caused
failures. Support Ball Grid Array (BGA) factory qualification effort.
Patent issued Cyclic Battery Charger #6,445,161.
Conceptualize/build/verify prototype circuit for an enhanced battery charging algorithm which
increased battery life and capacity by minimizing battery memory effects in Ni-Cad batteries.
Average battery capacity increased by 11%.
QUALCOMM PERSONAL ELECTRONICS 1996 – 2000 San Diego, California
Product Test Engineer CDMA Cell Phone Design /Manufacture
Design and build a switching power supply for production use.
Capture schematics and laid out circuit boards using PADS software.
Troubleshoot factory manufacturing issues and implement process improvements.
Troubleshoot design flaws in Philips PM211 power supply which the vendor incorporated.
Designed a test fixture for detecting LCD backlight defects.
Supervised a production pilot line.
MOTOROLA INCORPORATED
JAPAN DIGITAL CELLULAR 1988 – 1996 Libertyville, IL
Sr. Engineering Technician TDMA Cell Phone Design /Manufacture
Identified production yield issues and implemented solutions working with vendors and production
supervisors to modify parts storage techniques.
Isolated cause of field failure anomaly; re-created the waveform and isolated the defective
component. Identified root cause of field failure causing the phone to go up in smoke during use that
enabled RF engineers to design solutions to restore customer confidence in the product.
Supported factory builds. Create mock ups of RF chambers, Maintain R/D protos, Conducted field-
testing of TDMA cellular phones in Tokyo, Japan identifying software and RF anomalies.
TRAINING AND EDUCATION Bachelor Science Computer Science -Roosevelt University-Chicago,
IL. 50% AAS Electrical Engineering Technology, ITT Technical Institute, Dayton, OH