Power Electronics Engineering Leader

Laszlo Juhasz

*** ********* ** ********, ** ***** +1-720-***-**** ********@*****.***

Professional Summary

Innovative engineering leader with 15+ years of experience directing full-cycle product development and mentoring engineering teams. Proven expertise in electronics design, rigorous testing, and process improvement, with a strong background in managing international manufacturing collaborations and developing cutting-edge power and communication systems.

Work Experience

Chief Power Electronics Engineer

Current Ways Technologies Simi Valley, CA

March 2020 to Present

• Led design and development of 11kW On Board Charger for Electric Vehicle, ensuring high efficiency and reliability

• Mentored and coached software and hardware engineers to enhance team capabilities and foster innovation

• Directed testing, evaluation, and integration of cutting-edge power electronics technologies to meet product goals Principal Electronics Design Engineer

RiskBand Louisville, CO

May 2019 to February 2020

• Designed and fabricated evaluation and test platforms improving audio, video, battery efficiency, noise immunity, and EMI performance for wearable devices

• Completed and released complex six-layer fine pitch PCB design integrating Bluetooth, WiFi, GPS, 4G LTE, and accelerometer features

• Collaborated across teams to ensure manufacturability and product quality Lead Power Electronics Engineer

Alpha Technologies Bellingham, WA

November 2018 to April 2019

• Designed and developed a 1600W high-efficiency UPS system for network power applications with focus on reliability and manufacturability

• Mentored and trained junior engineers to improve technical skills and foster team growth

• Developed innovative and patentable power electronics technologies to advance product portfolio Lead Design Engineer, Safety Manager

Exide Technologies Milton, GA

June 2015 to November 2017

• Improved performance, reliability, and efficiency of three-phase high power battery chargers through design enhancements

• Led design of ultra-low power, EMI-compliant high voltage DC/DC isolation converters for housekeeping power supplies

• Developed patent-pending multiphase converter modules using IGBT, Si, SiC, and GaN devices

• Directed safety and data communication features for high power Battery Management Systems

• Conducted nationwide and international manufacturing audits to ensure quality and compliance Senior Design Engineer (Communication, Power)

Scientific Drilling International, Applied Technology Paso Robles, CA July 2013 to May 2015

• Designed down-hole precision gyroscope-based navigation systems and formation analyzer sensors for enhanced drilling accuracy

• Redesigned miniature gimbal servo motor loops and H-Bridge drivers to improve system performance

• Developed and improved down-hole RF and pulsed communication systems

• Mentored interns and supported engineering teams in RF, analog, SMPS, and magnetics design

• Utilized Altium EDA and simulation software for design verification and optimization Electronics Design Engineer (Power, Communication) SandC Electric Co Alameda, CA

November 2011 to February 2013

• Designed digital actuator controllers, high voltage power supplies, and battery chargers for utility, renewable energy, and smart grid applications

• Improved reliability and reduced costs of existing designs through design verification and testing

• Prepared test plans and schedules for prototype circuit boards

• Conducted troubleshooting and design improvements focusing on HV clearance and EMI reduction

• Performed DFMEA and component derating evaluations

• Utilized OrCad (Cadence) and Altium EDA for schematic capture and PCB layout Electronics Design Engineer (Power)

Pacific Power Source Irvine, CA

March 2009 to November 2011

• Designed high power frequency converters and inverters up to 60kW for government, commercial, renewable energy, and railroad signaling applications

• Developed industrial lead acid battery chargers for railroad, laboratory, and hospital UPS systems

• Modified products to meet aviation and military specifications ensuring reliability

• Conducted international testing and documentation at Thales (Paris)

• Authored functional descriptions, test plans, and procedures

• Used OrCad and Altium EDA for schematic capture and PCB layout Electronics Design Engineer for Government Systems Sparton Medical Systems De Leon Springs, FL

May 2008 to February 2009

• Collaborated with Johns Hopkins University scientists to develop sonar and radio communication technologies for government systems

• Developed PVDF-based sonar sensor elements and ultrasonic instruments

• Designed ultra-low noise instrumentation amplifiers for hydrophone and Doppler applications

• Developed communication firmware for microcontrollers and PC GUI for navigation hardware testing

• Authored proposals and presentations; traveled frequently for group meetings

• Designed high power SMPS (DC/DC) and Class D power amplifiers for active sonar applications Director of R&D

PS Audio International Boulder, CO

September 2003 to April 2008

• Designed and developed Class D PWM and PDM power amplifiers exceeding 500W with improved reliability

• Developed computer-controlled AC power line analyzer hardware and software integrating microcontrollers and RF detection

• Led design and development of IP controlled power filters and power ports

• Provided technical expertise at trade shows and coordinated design teams across Europe and Asia

• Organized Asian mass production and developed special tools and fixtures to improve manufacturing efficiency

• Trained technical staff and supervised interns to enhance testing and troubleshooting processes

• Directed alpha production and managed outsourcing to PCB and assembly houses

• Designed mechanical parts and front panel control illuminations using advanced technologies such as touch sensors and MEMS

• Worked on product regulatory approvals including FCC, UL, CSA, and CE Chief Engineer

Ameriphone Inc. /Plantronics Garden Grove, CA

April 1995 to August 2003

• Designed and developed high gain analog telephones for government programs with 50dB receive gain

• Led design and development of cordless amplified telephones and mobile telephone amplifiers for hearing impaired

• Developed information storage devices with advanced PLL-controlled record/play speed

• Designed 911 call boxes and dispatch consoles using microcontrollers, DSP, and specialty telephone switching circuits

• Created assistive telephone devices including ring detectors, amplifiers, and speech synthesizers

• Collaborated with Sandia National Labs on fall and blood oxygen level sensor devices

• Coordinated international design groups and managed Asian mass production

• Developed special tools and fixtures to improve production and trained technical staff

• Managed product regulatory approvals including FCC, UL, CSA, CE, and TelMex Design Engineer

TIBI Electronics Santa Ana, CA

September 1988 to April 1995

• Designed and developed Hi-Fi Phono and Preamplifiers.(J-Fet, and Vacuum tube)

• Designed Class A/B Power Amplifiers >1000W with digital Bias control and protection Using Transistor, Tube and MosFet power stages.

• Designed Car Audio Amplifiers with DC/DC converters.

• Designed automated and computer controlled test devices and fixtures for mass production. Design/Test Engineer

Philips Consumer Electronics Munich, DE

May 1987 to August 1988

• Designed and developed special test fixtures for automated laser head alignment on CD Players.

• Designed and developed automated test and tuning platform for radio tuner production. Technician/Design Engineer

GEM Electronics

June 1978 to April 1987

• Designed and developed Test Equipment's such as Oscilloscope, Frequency Counter, Audio Generators, PLL Controlled RF Generators.

• Designed and Developed medical devices such as Blood Transfusion, EKG, Nurse Caller, Doppler and Patient Monitoring. Education

Radar and Communication technology (Bachelor's)

Institute of Physics and Technology Budapest, MO September 1978 to May 1983

Bachelor's degree

Skills

Manufacturing Supply chain management Microcontroller circuit design Electronic equipment testing Electronics design Firmware development Schematic capture Technical documentation Project engineering Digital circuit design Leadership Electrical experience Electrical troubleshooting Project leadership Altium Designer Additional Information

Authorized to work in the US for any employer

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