Designed patented solid state thermal energy collector. Built and instrumented a thermal storage testbed to demonstrate the use of coal slag as a suitable heat storage media and air as the energy transfer fluid as part of a CalSEED grant.Developed refractive and reflective solar concentrators.

Electronics & Software Engineering Design and Consulting

Provided software and electronic support for Mobetron IORT/EBRT/FLASH systems.Designed patented vision control system for automated alignment of collimator to patient for IORT application. Adapted product line to perform external beam treatments for dermatology applications. Incorporated absolute encoders for gantry axes, source to skin distance measurement sensor, and collision detection using force-torque sensor.Interfaced treatment planning software with operator… Show more Provided software and electronic support for Mobetron IORT/EBRT/FLASH systems.Designed patented vision control system for automated alignment of collimator to patient for IORT application. Adapted product line to perform external beam treatments for dermatology applications. Incorporated absolute encoders for gantry axes, source to skin distance measurement sensor, and collision detection using force-torque sensor.Interfaced treatment planning software with operator console.Modified operator console to support ultra-high dose rate (UHDR/FLASH) treatments.Developed monitoring software for characterizing UHDR beam delivery using ACCT sensors.Prototyped electronics and firmware to provide real-time interlocking for UHDR treatments.Developed architecture and subsystem designs for second generation external beam treatment system.Designed next generation hand pendant with LED display and membrane switch buttons. Show less

Established partnership with Eggleston Services of Norfolk as non-profit beneficiary.Develop custom software and database for charitable contribution call center scheduling and collection using JSF, Google Maps, and SQL Server.Adapted NCR Counterpoint POS system to integrate with thrift store inventory model and pricing structure.

Reversed engineered legacy magnetic flow meter firmware and electronics from IDS and assembly code.Redesigned power, analog, and, digital electronics, and firmware to reduce cost and leverage SMT processes and replace end of life components.Developed low-cost battery power variant for agricultural applications reducing average power consumption from 12W to 3mW.

Designed closed loop heliostat pointing system using patented optical proxy methodologies.Integrated heliostat control electronics and embedded software with wireless communication using ZigBee protocols.

Designed and characterized patented hybrid optical configuration for trough roof top concentrator.Designed analog and digital control electronics for self-powering and closed loop tracking of the sun.Designed patented low-cost, mass producible, non-imaging optical secondary for 1000x optical concentrator design.Deployed data collection software and archive to monitor reliability and performance of production units.Implemented production line monitoring system with database… Show more Designed and characterized patented hybrid optical configuration for trough roof top concentrator.Designed analog and digital control electronics for self-powering and closed loop tracking of the sun.Designed patented low-cost, mass producible, non-imaging optical secondary for 1000x optical concentrator design.Deployed data collection software and archive to monitor reliability and performance of production units.Implemented production line monitoring system with database backend to provide traceability and sequencing control. Show less

Investigated and prototyped directed energy dosimeter as input to MREADS medical database system.Implemented software to trigger alarms and countermeasures, and deliver data to backend storage.Developed proposal for low power mid-IR profile detection system for perimeter security to differentiate potential threats.

Team leader for interferometer control system software development group supporting Keck Interferometer, Space Interferometer Mission, Micro-Arcsecond Metrology Testbed, and Deep Space III.Principle software architect of a VxWorks/VME multi-platform asymmetric real-time control system for multi-stage optical delay lines, and fringe tracking optics.Provided on-site and remote support for the deployment of control software on the Keck telescopes in Mauna Kea, Hawaii.