SUMMARY:

• 20 Years Analog and Mixed Circuit Design
• Linear/switched mode power supplies from low power battery operated to multi kilowatt full bridge synchronous converter applications
• Understanding of lead/nickel/lithium battery chemistries, charging/discharging profiles and associated charger circuit design for single cell and multi cell battery packs
• Environmental sensors including temperature, strain gauges, light/infrared, audio and ultrasound, RF Doppler, proximity, motion, current, capacitive, touch and associated signal conditioning and filtering circuitry
• General signal processing including zero - drift, low noise, wide bandwidth and differential high speed amplifiers, active/passive filters and high dynamic range and low noise data acquisition front ends
• Electromechanical drivers and actuators including BLDC/inductive vector and FOC motor drives, solenoids, relays, heaters and thermoelectric converters
• Audio amplifiers including low power PCM class D to 240W class AB.
• 20 Years Embedded/Digital Design
• 8, 16 and 32 bit ARM-Cortex A/R/M, PSoC and DSP architectures and associated peripherals with manufacturers such as TI, Microchip, Atmel, SiLabs, ST and Cypress.
• Digital signal processing and data acquisition including, FFT, IIR and FIR filters, DDS, clock conversion, compression, extended DSP language and bus structures memory structure and use including FLASH, microSD multi media cards and DDR/2/3 SDRAM. mixed signal design including familiarity with most types of ADCs, DACs and CODECs, AZ conversion from many manufacturers for sensor, audio, video and general data acquisition
• Control including single and multivariable continuous/discrete PID architectures, tuning methods and state space analysis
• 15 Years Communication Design
• USB 2.0 including packet transmission protocols, communication modes, standard and vendor defined class operation, enumeration, descriptor definitions and driver setup for PnP performance
• PCI, PICX and PCIe peripheral interface design
• DeviceNet, Modbus, Profibus, CANbus and Foundation Fieldbus.
• Wireless including ISM, IrDA, wifi and Bluetooth, BLE, ANT and cellular 2/3/4G for remote M2M applications.
• Intra and inter board level communication including RS-232/485, LVDS, UART, SPI and I2C.
• 15 Years HID Design
• Keyboards, membrane panel design, touch screens, static/multiplexed 7 segment, graphic and color TFT displays.
• 20 Years Circuit Design, Analysis and PCB Layout
• Schematic capture, BOM generation, part creation and library management, 3D part modeling and multi layer PCB routing using fine pitch and BGA packages. Familiarity with Altium Designer, OrCad, PCAD and Eagle design software packages. Also experienced with SPICE (Altium XSpice and Cadance Virtuoso PSpice) simulation and SigExplore and Altium signal integrity packages.
• 20 Years Prototyping and Testing
• Lab equipment including power supplies, analog/digital oscilloscopes, spectrum/network/TDR and logic analyzers, NI data acquisition systems, Labview and multi-meters.
• Board assembly and reworking skills including both through-hole and SMT components, soldering irons, hot air de­solder stations, solder paste, stencils and reflow ovens.
• Experience designing/testing for UL61010-1B, IEC60950, CSA22.2 and FCC Part 15/IEC61000-1conformity.
• Excellent troubleshooting skills and good technical intuition
• Embedded firmware programming and debugging including C, C++ and assembly with extended DSP commands and familiarity with most many major commercial IDEs and tools such as Microchip MPLAB X, Cypress PSoC Creator, Silabs Precision32, Atmel Studio, CooCox, Keil uvision and ThreadX RT.
• Software and driver programming including Visual Studio C#, VB.net, Java and Windows API and installation packaging for PnP applications.
• Web applications including HTML, CSS, Javascript, PHP and AJAX.
• CAD and 3D modeling including Solidworks, AutoCAD, Geomagic (Alibre) and Blender.
• Experienced with all phases of product development from consult and concept design, feasibility studies, proof of concept design, intellectual property assessment and patent writing to sourcing and bid analysis, scheduling and manpower estimates, performance and reliability testing, production yield assessment and cost reduction analysis.
• This includes participation in ISO-9000 QMS development and internal auditing, FEMA, DFSS and general project management using MS Project.
• Experienced in general Confidential patenting, copy and trademark application processes including authoring two patents US7729905 and US60293558 with current pending application and over 10 years of technical consulting and provisional application writing.

WORK HISTORY:

Confidential, Houston, TX

Product Development Engineer

Responsibilities:

• Research and hardware design, programming, prototyping and testing of cloud based data acquisition and imaging systems.

Confidential, Farmingdale, NY

Lead Engineer for Research and Development

Responsibilities:

• Project management and lead engineering efforts in new design and life cycle management of biological laboratory research equipment including imaging systems, drug delivery and sensor arrays and data acquisition.
• C/C++, VB.net, C#, Java, Bluetooth 4.1, USB 2.0, PIC18, STM32Fx, nRF52x, Cypress
• PSoC, PSoc Creator, Keil, MPLAB X, Altium Designer 14, OrCad.

Confidential

Electronics Instructor

Responsibilities:

• Curriculum development, presentation and student assessment for classes in basic analog circuit design and computer programming for class sizes ranging from 30 to 100 students.

Confidential

English and Electronics Instructor

Responsibilities:

• Curriculum development, presentation and student assessment for classes in basic analog circuit design and computer programming.

Confidential, Philadelphia, PA

Product Design Engineer

Responsibilities:

• Design and prototyping of commercial home/mobile/portable audio systems Class D, 240W Class AB and 1kW DC-DC converters. C/C++, VB.net, C#, Bluetooth 2.1, 4.1, wifi, USB 2.0, CSR aptX, ST32Fx, SAM5Dx, CC55x, OrCad, PCad.

Confidential, Houston, TX

Control System Engineer

Responsibilities:

• Analyze process data, system sensor and signal processing requirements, design sensor networks and distributed control processes for petrochemical/pharmaceutical applications. Honeywell TDC3000, Profibus PA, Foundation Fieldbus, HART, 4-20 mA, RS-485, C/C++, PIC18, Motorola 68HC, OrCad.

Confidential, Houston, TX

Control System Engineer

Responsibilities:

• Analyze process data, system sensor and signal processing requirements, design sensor networks and distributed control processes for petrochemical/pharmaceutical applications. Honeywell TDC3000, Profibus PA, Foundation Fieldbus, HART, 4-20 mA, RS-485, C/C++, PIC18, Motorola 68HC, OrCad.

Confidential, Houston, TX

Control System Engineer

Responsibilities:

• Analyze process data, system sensor and signal processing requirements, design sensor networks and distributed control processes for petrochemical/pharmaceutical applications.