Szymon Rzeszowski

Developing next gen Vivistim paired implantable vagus nerve stimulation system for stroke recovery

LiDAR prototype development in Advanced Development Group A and B sample development of Halo LiDAR Electrical Engineering/System SNR and Performance and Requirements Analysis/Scanner Electronics Design and Motor Controls/EMI//RTL/Full Sensor Testing & Calibration/A and B Sample System Control Board Design/ASIC Test Board Design

BTG acquired by Boston Scientific. New product development. Vascular and Cryoablation Medical Device Development. Electrical/FPGA/architecture design. Leading electrical engineering technical efforts and strategy.

R&D Medical Console Development. Mentor and guide engineers and technicians. Microwave Circuit Modeling - High-Power Amplifiers, Stability Analysis (AWR/MWO). Patent Development. Microwave test fixture and methods development. PCB design. Hardware Tech Lead.

Microwave ablation console electrical design and development. Microwave ablation disposable antenna EM and multi-physics modelling and simulation (Ansys HFSS, Ansys Workbench two-way HFSS and CFD simulations). PCB (Altium) and system design (FPGA and SOM processor-based system). Microwave, analog, digital hardware and system design and development. FPGA (Verilog) Firmware Development for three PCBs. 60601-1 (Safety), 60601-1-2 (EMC), 60601-2-6 (Microwave Therapy Equipment), 60601-2-2 (HF Surgical Equipment) testing and submission experience. DFMEA, DVT Protocol, TTP.

Medical Device Design Services. Hardware design. Algorithm development. Lead Electrical on Dual-Pump Injector Prototype Device. Proposal development.

Lead electrical, responsible for electrical design and development for new Intra-Operative MRI systems (Magnet Mover electronics and Communication Systems), integration of new technology into current IMRIS designs, RF, mixed signal, and opto-electronic design. Experience in: defining design requirements and constraints, concept design and simulations, PCB and electrical system schematic design, PCB schematic capture and layout using Altium and OrCAD, RF circuit design, fiber-optic communications, mixed-signal PCB design, VHDL-based firmware design and coding (Xilinx CPLD and FPGA). Experienced in designing PCBs and systems according to strict requirements and for manufacturability. Hands-on PCB and electrical system trouble-shooting experience and good track record of delivering challenging designs and medical devices and systems in a timely manner. Experienced in working with manufacturing team to improve and sustain medical device/system products. Project areas include: Intra-operative MRI systems, Operating Room Table Electronics, Surgical Robotics, MRI RF Coils. Experience in designing according to 60601 EMC and safety requirements. Providing new product designs and innovating new product solutions including an RFID safety detection system.

Development of a novel microwave interferometric inductance change sensor capable of detecting individual 4.5 micron superparamagnetic beads flowing in a mircrofluidic channel, without the use of a biasing magnetic field, for biological cell marking applications (magnetic immunoassay). Design and prototype of magnetic bio-sensor. MEMS design and fabrication. RF design/Microwave circuit design. Microfluidics research, single-cell diagnostics. Conference and technical seminar presentations. RF design experience includes microwave resonator design, ultra-low noise RF sensor design, RF interferometer design (LNA, LIA, mixers, resonant circuits, PLLs, etc.), clean-room fabrication of microfluidic devices. Experience in modelling RF circuits using Ansoft Designer, and EM modelling using Comsol Multiphysics. RF fibre-optic design and fabrication. Industry Collaboration Engage Grant R&D Project: RF-over-fibre for intra-operative MRI.

Personal Tutor for students in Physical Electronics (Transistor-level physics).

Design of grid-tie and off-grid PV solar systems for homes, camps, remote sites, and villages.

NSERC summer internship. Dragon Naturally Speaking speech recognition software development and integration.