Education:
M.S., Electrical Engineering
Emphasis: Signal and Image Processing
Pennsylvania State University, PA
GPA: 3.33 / 4.00
M.S., Applied Science
Emphasis: Engineering Systems and Science
University of Arkansas at Little Rock, AR
GPA : 3.83 / 4.00
B.S., Electronics and Computer Engineering Technology
University of Arkansas at Little Rock, AR
GPA : 3.00 / 4.00
Work Experience:
Digital Engineer, SRC Inc. 2010-present
- Chem-Bio Group:
- Embedded ARM MCU development
- Atmel MCU development
- Ground Radar Tracking Group:
- Design and implementation of algorithms for mixture-model tracker.
- Developed Python-based engineering tools to dynamically visualize tracking data (predictions, associated detections, error bounds, branching, etc...)
- Developed automated test system for tuning and debugging using prerecorded data sets in sqlite format.
- Ground Radar BSTAR Group:
- Design and development of platform to fuse radar and high-resolution FLIR camera together for bird detection and tracking.
- C++/C# algorithm and GUI development.
- Implemented algorithms for joystick control of system and transfer tracking control from radar tracker to camera's video tracker.
Digital Engineer, Arecibo Observatory (NAIC), 2006-2007
- Developed instrumentation to control and synchronize 430 MHz transmitter and digital receiver components for space science research.
- FPGA design coding and verification using Verilog HDL and Xilinx tools.
- Multi-layer PCB design and board layout using gEDA tools.
- Enclosure layout and design using AutoCAD and QCAD.
- Extensive use of C++ language including:
- Linux-based GUI development.
- Source code revision control using CVS, Subversion, and GIT.
- Boost, Blitz++, FFTW software libraries.
- Documentation using Poseidon UML modeler and Doxygen.
- Extensive knowledge of the Linux Operating System.
- Maintenance / Troubleshooting / Modification of Astronomy-based Data Acquisition Systems.
- Maintenance / Troubleshooting / Improvements to Aeronomy-based Data Acquisition Systems.
- Participation in project meetings and design reviews with both engineering and scientific staff.
Programmer / Analyst II, Arecibo Observatory (NAIC), 2004-2005
- Developed 2nd generation data acquisition system for space science research based on a commercially designed digital receiver.
- Development of high performance header system to efficiently store and retrieve raw data from storage device.
- Real-time processing software to plot incoming data in time and frequency domains.
Optimized post-processing routines to utilize SMP architectures using SIMD instructions.
- Feasibility analysis of newer generation receivers for future systems.
- Technical documentation using Latex, HTML, and Doxygen.
Research and Development, University of Arkansas at Little Rock , 2001
- Developed prototype for patent holder. Device was used to monitor and record vehicle speed for legal purposes.
- Design required digital and analog circuitry combined with a microcontroller to monitor, record, and print vehicle speed and time.
- Required compatibility with common types of analog and digital vehicle speed sensors.
Research Assistant, Digital Infrared Access Inc., 2000-2001
- Research and Development of digital infrared transmitter(s)/receiver(s) to assist the hearing impaired. Device was used to digitize and encode audio signals and transmit via infrared to a remote headset. The headset performed D/A conversion and amplification to restore the original signal.
- Optimized original design to increase communication distance and minimize EMI.
- Designed and evaluated a new prototype that performed voice-to-text conversion for those with 100% hearing loss. Design used commercial voice-to-text software and transmitted signal via infrared to remote LCD for display.
- Troubleshooting and repair of installed systems in the United States.
Electronic Tech., SpeasTech Technologies, 1999-2004
- Part-time employment while attending school.
- Designed and implemented software to automate 3D CAD drawings.
- Layout and design of enclosures to protect electronic components in an industrial environment.
- Technical writing, documentation, and assembly procedures for company products. Procedures were used by employees as a basis for assembly and troubleshooting.
- Prototype construction, evaluation, and testing for new products.
- Test, rework, and repair of infrared sensors used in existing error- proofing products.
Graduate Research, The Pennsylvania State University, 2007-2010
- Developed next-generation radar system incorporating open-source hardware and software modified to work with a 50 MHz pulsed radar operating in a direct RF sampled architecture. This radar is currently used for atmospheric observations. System development required a number of tools including:
- In-depth knowledge of the Linux Operating System
- C++ code to interface, buffer, display, format, and store data
- Multi-threaded Producer/Consumer model for data buffering
- Use of C++ Boost libraries
- Real-time data display using Python-based tools
- Custom Header system for data formatting and storage
- FPGA modification/development required the following tools:
- Verilog HDL
- Altera Quartus FPGA design suite
- Icarus/GPLCver simulation and verification software
- GTKWave simulation waveform viewer
- Ruby/Python scripts for test bench data generation
- Digital Receiver modeling using Matlab / Octave software
- Managed Applied Signal Processing and Instrumentation Laboratory (ASPIRL) during my time at the University. Included management of equipment purchases and maintenance of lab computers and servers.
Research/Teaching Experience:
Graduate Research, University of Arkansas at Little Rock, 2003-2005
- Research involved digital receiver technology for use with data acquisition systems. Focus was given to designing a general purpose, portable system capable of interfacing with a wide variety of small antenna arrays. The system was designed for space science research.
- Application of software engineering concepts to produce object oriented software. Design provided an interface to hardware using C++ and a Graphical User Interface (GUI). System flexibility and efficiency were key goals in the design.
Teaching Assistant, Applied Transform Methods Laboratory, UALR, 2004-2005
- Lectured and assisted students during lab hours.
- Demonstrated practical applications using Laplace, Fourier, and Z Transforms.
- Developed and administered tutorials using Matlab and Pspice.
- Graded labs and formal reports.
Teaching Assistant, AC Circuits ...
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