Experience

Polarean

• United States
• Medical Equipment Manufacturing
• 1 - 100 Employee

• Director of Research and Development—Xenon Technology

  • Jan 2020 - Present

  Durham, North Carolina, United States Overseeing Polarean's portfolio of hyperpolarized xenon technology and driving research and development to help maintain and elevate Polarean's position as the world leader in in the field. This includes both continued research to increase performance and reliability as well as transitioning the next generation design of xenon hyperpolarizer from prototype to market ready product. • Transitioned the next generation prototype xenon hyperpolarizer to product development • Establishing an… Show more Overseeing Polarean's portfolio of hyperpolarized xenon technology and driving research and development to help maintain and elevate Polarean's position as the world leader in in the field. This includes both continued research to increase performance and reliability as well as transitioning the next generation design of xenon hyperpolarizer from prototype to market ready product. • Transitioned the next generation prototype xenon hyperpolarizer to product development • Establishing an industry standard NPI process • Driving research leading to new IP

• Senior Research Scientist

  • Oct 2017 - Jan 2021

  Leading the development of the next-generation Spin Exchange Optically Pumped (SEOP) hyperpolarizer for xenon gas. Designing, prototyping, and testing various systems for xenon hyperpolarization devices. Collect and analyze system performance data, compare to published literature and make design changes according to system performance requirements. Develop and validate computational models for gas flow, collection and recovery to guide technology design in the following areas: fluid mechanics… Show more Leading the development of the next-generation Spin Exchange Optically Pumped (SEOP) hyperpolarizer for xenon gas. Designing, prototyping, and testing various systems for xenon hyperpolarization devices. Collect and analyze system performance data, compare to published literature and make design changes according to system performance requirements. Develop and validate computational models for gas flow, collection and recovery to guide technology design in the following areas: fluid mechanics, heat transfer and thermodynamics. • Increased the polarization performance of the existing 9820 polarizer by ~30% • Developed designs for SEOP reaction cells • Prototyped next-generation automated xenon hyperpolarizer • Developing a novel xenon collection systems • Evaluate and select lasers and electronics



Witt Security Solutions (formerly Gamma Security Solutions)

• Nuclear Physics Consultant

  • 2016 - 2020

  Develop concept designs for scanning systems; providing subject matter expertise in nuclear physics; technical expertise in areas such as neutron detection, gamma spectroscopy, radiation safety, etc.; authoring technical presentations and publications, and interfacing with senior management. • Developed a concept design for a scanning system capable of identifying of explosives, narcotics, and contraband material in cargo containers and passenger vehicles.



Cree

• United States
• Semiconductor Manufacturing
• 700 & Above Employee

• Senior Research And Development Engineer

  • 2011 - 2017

  Developed first-in-class light fixtures. Modeled and prototyped LED fixtures. Transitioned designs from product development to production including: qualification, engineering, and production pilot builds. Numerical modeling using MATLAB. Data analysis using MATLAB and JMP. Participation in DFMEA, FMEA, DFMA, and PFMEA processes. Developed control plans for production. Monitored of process capability statistics such as Cp, and Cpk. Led and mentored junior engineers and technicians… Show more Developed first-in-class light fixtures. Modeled and prototyped LED fixtures. Transitioned designs from product development to production including: qualification, engineering, and production pilot builds. Numerical modeling using MATLAB. Data analysis using MATLAB and JMP. Participation in DFMEA, FMEA, DFMA, and PFMEA processes. Developed control plans for production. Monitored of process capability statistics such as Cp, and Cpk. Led and mentored junior engineers and technicians. • Developed cutting edge LED lighting systems from concept to launch including: Cree RSW, LN4, UR, ZR, VG, T8, and MR16 product lines. • Built first CCT adjustable Cree fixtures and created algorithms for color change currently used in production for CCT adjustable CR Series fixtures. • Developed physics-based models for luminaire performance prediction in both Excel and MATLAB to shorten the prototyping phase and speed time to market. • Effectively evaluated color mixing and pixilation in LED luminaires by developing specialized test methods including MATLAB analysis of image data. • Improved fixture designs and reduced factory downtime by utilizing Process Control Statistics (Cp, Cpk etc.). • Optimized fixture designs by applying DOE techniques. • Co-inventor on 2 patents and 4 patent applications. Show less



RTI International

• United States
• Research Services
• 700 & Above Employee

• Research Engineer II

  • 2008 - 2011

  Participated in classified research in the areas of measurement and signature intelligence (MASINT) and signals intelligence (SIGINT) under contracts with the federal government agencies including DIA, DTRA, DARPA, and IARPA. Performed data analysis and signal processing in MATLAB. Wrote and contributed to writing of white papers and research proposals which included definition of budgets, schedules, equipment, and staffing demands. Briefed customers and representatives of federal agencies… Show more Participated in classified research in the areas of measurement and signature intelligence (MASINT) and signals intelligence (SIGINT) under contracts with the federal government agencies including DIA, DTRA, DARPA, and IARPA. Performed data analysis and signal processing in MATLAB. Wrote and contributed to writing of white papers and research proposals which included definition of budgets, schedules, equipment, and staffing demands. Briefed customers and representatives of federal agencies. Performed Mechanical Engineering tasks related to the design and fabrication of detection systems. Wrote full proposal for system to detect shielded SNM in human-occupied vehicles on the invitation of DNDO. • Developed prototype systems for use by primarily intelligence and DoD clients. • Performed successful field evaluations on prototype systems. • Developed software for research purposes using MATLAB and LabView. • Maintained active TS/SCI clearance. • Co-inventor on 8 patents Show less



Plexus Corp.

• United States
• Appliances, Electrical, and Electronics Manufacturing
• 700 & Above Employee

• Mechanical Engineer II

  • Jun 2008 - Sep 2008

  Executed Mechanical Engineering duties, including design and fabrication of prototype systems. Designed and executed experiments. Performed data analysis on experimental data sets. Worked collaboratively as part of a multi-disciplinary team. • Provided mechanical design, and product development support resulting in improved system performance as a part of an effort to produce a new drug delivery system.



Parata Systems

• United States
• Hospitals and Health Care
• 300 - 400 Employee

• Research Engineer

  • 2004 - 2008

  Member of team that developed the counting portion of the Robotic Dispensing System (RDS). Performed mechanical engineering duties including design and fabrication of prototype systems. Completed computational fluid dynamics (CFD) calculations and executed data analysis using JMP. Worked with suppliers during development. Worked collaboratively as part of a multi-disciplinary team. • Effectively resolved issues in the field by working closely with customers. • Played key role in… Show more Member of team that developed the counting portion of the Robotic Dispensing System (RDS). Performed mechanical engineering duties including design and fabrication of prototype systems. Completed computational fluid dynamics (CFD) calculations and executed data analysis using JMP. Worked with suppliers during development. Worked collaboratively as part of a multi-disciplinary team. • Effectively resolved issues in the field by working closely with customers. • Played key role in development of next generation counting system for the RDS. • Led team which developed calibration algorithms for the RDS counting system. • Developed laboratory method for evaluating effects of pill dust on the RDS counting system. • Developed software for research purposes using C/C++ and LabView. • Utilized Design of Experiment methods, optimizing system performance. • Co-inventor on 5 patents. Show less



Troxler Electronic Laboratories, Inc.

• Appliances, Electrical, and Electronics Manufacturing
• 1 - 100 Employee

• R&D Physicist

  • 2001 - 2004

  Designed and performed experiments related to product research and development. Oversaw the x-ray and neutron detector production laboratories. Performed modeling and data analysis in MATLAB. Performed radiation transport calculations (GEANT4 and self-written codes). Calibrated radiation detector systems. Performed Mechanical Engineering duties, including the design and fabrication of prototype systems. • Applied neural network techniques in MATLAB as a part of algorithm development for an… Show more Designed and performed experiments related to product research and development. Oversaw the x-ray and neutron detector production laboratories. Performed modeling and data analysis in MATLAB. Performed radiation transport calculations (GEANT4 and self-written codes). Calibrated radiation detector systems. Performed Mechanical Engineering duties, including the design and fabrication of prototype systems. • Applied neural network techniques in MATLAB as a part of algorithm development for an automated helium pycnometer. • Improved product performance and reduced failures by redesigning stations in the detector production lab. • Reworked bromine purification stand in detector production lab, ensuring a supply of purified bromine. • Co-inventor or inventor on 4 patents. Show less



University of North Carolina at Chapel Hill

• United States
• Higher Education
• 700 & Above Employee

• Postdoctoral Research Associate

  • 1999 - 2001

  TUNL Post-doctoral research position in field of experimental nuclear astrophysics. Designed and performed experiments in nuclear physics, numerical modeling of detector responses, operated and maintained high-vacuum systems, operated and calibrated gamma-ray, x-ray and particle radiation detectors, performed data analysis on experimental data, performed mechanical engineering tasks related to the design and fabrication of radiation detection systems, and prepared manuscripts for… Show more Post-doctoral research position in field of experimental nuclear astrophysics. Designed and performed experiments in nuclear physics, numerical modeling of detector responses, operated and maintained high-vacuum systems, operated and calibrated gamma-ray, x-ray and particle radiation detectors, performed data analysis on experimental data, performed mechanical engineering tasks related to the design and fabrication of radiation detection systems, and prepared manuscripts for publication. • Redesigned focal plane detector for the Enge split-pole spectrometer at the Triangle Universities Nuclear Laboratory (TUNL) resulting in a dramatic improvement in its reliability. • Wrote and used Monte-Carlo software for simulating Enge split-pole spectrometer focal plane detector response. • Consulted on vacuum-safety interlock system for new LENA accelerator facility at TUNL. Show less