Electronics Hardware Engineer

Miroslaw Grotkowski

phone: 778-***-**** e-mail: ******@*****.***

#** **** **** **** **, North Vancouver BC, V7G 2S3

Objective

Electronic Engineer

Qualifications

Analytical thinking, inventor's mindset, always looking for the best solution.

Applying theoretical knowledge (Math/Physics) to practical solutions.

Knowledge of CAD for electronic design: SCH and PCB layout.

Strong skills in low level programming: assembly language and C

ATMEL, ANALOG DEVICES, MICROCHIP, STMicroelectronics.

Trouble shooting and creative problem-solving.

Professional Experience

Electrical Engineer:

Designed a family of PFC AC/DC isolated power converters for LED drivers.

Invented a new topology of primary side control, wide range of current and voltage LED drivers.

Designed universal circuitry for phase-cut dimmable LED drivers with high dimmer compatibility.

Developed precise current drivers for single and multichannel LED luminares.

Designed electronic inclinometers using integrated 2D MEMS sensors.

Evaluated hardware of instrumentation amplifiers for strength and pressure sensors.

Developed hardware for digital load limiters and weighing devices.

Designed data acquisition system for temperature and humidity monitoring.

Firmware Engineer:

Evaluated firmware for a family of configurable constant current LED drivers.

Developed firmware for multicolor LED driver with DALI interface

Developed firmware (in assembler) for digital load limiters and weighing systems.

Developed firmware for inclinometer based on 2D MEMS sensor.

Built a library of MATH procedures with 16 and 24 bit precision, including: SIN, ARCSIN, ARCTAN, SQRT functions for time

and memory critical applications.

Developed firmware for portable, battery supplied air duct damper tester.

Automation Engineer:

Developed control system for industry plants of water treatment station.

Installed and calibrated apparatus for measuring: pH, REDOX, Conductivity.

Developed control system for industry process: OMRON, MATSUSHITA, HITACHI.

Design automatic control for assembling plastic parts using pneumatic actuators.

Designed system of climate parameters control for the ships transporting paper.

Prepared drawings of wiring diagrams for supply and control of HVAC plants.

Projects:

Developed a product – UC1000, 25W LED driver with phase-cut and 0-10V dimming capability.

MAK-1 – Load Limiter for mobile cranes - Desinged hardware and firmware.

Designed software for the control of 2 HVAC plants in Reumathology Institute in Warsaw.

Control system for laboratory in Research Institute of Pomology and Floriculture in Skierniewice, Poland

Automatic control of industry process with hydraulic, controlling pressure and time of multi-cycle process.

Work History

Senior Development Engineer, Light Based Technologies, 2009-2013

Vancouver

Designed power supply; hardware and software for LED

drivers.

Independent Electronic and Automation Designer working 2000-2008

for various companies.

Automatic control of industry process with hydraulic, controlling pressure and time of multi-cycle process.

Work History

Senior Development Engineer, Light Based Technologies, 2009-2013

Vancouver

Designed power supply; hardware and software for LED

drivers.

Independent Electronic and Automation Designer working 2000-2008

for various companies.

Instrumentation projects in electronics, projects in control

systems.

Automation Specialist, KAPEMA, Warsaw, Poland 1997-2000

Designed HVAC installations in offices, hospitals, laboratories

Self Employed - service of electronic security systems of 1995-1997

cranes, Warsaw, Poland

Electronic Engineer, BIOMAK, Warsaw, Poland 1993-1995

Producer of equipment for cosmetic service.

Hardware and software developer, TENSOTRONIC, Warsaw, 1991-1993

Poland

Producer of weighing equipment and load limiters for cranes

and winches.

Electronic Designer, Industry Institute of Building Machinery 1987-1991

Designed construction machinery: cranes, elevators

Education

Masters Degree in Electronics and Telecommunication 1987

Technical University of Warsaw, Poland

Course ELEX 2125: C Programming for electronics BCIT 2009

References available upon request

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