Azure Dynamics is a world leader in the development and production of hybrid electric and electric components and powertrain systems for commercial vehicles. - Responsible for 150kW Inverter powerstage design and testing including sizing and selection of all main powerstage components (e.g. IGBTs, DC bus capacitor, snubber capacitor, etc.).- Tasked with improving noise immunity of 150kW inverter including EMI filter design.- Managed 100kW inverter packaging design including low inductance laminated bus bar for DC link.- Performed EMC Testing of 100kW inverter for hybrid truck application including: conducted emissions, radiated emissions, radiated immunity, conducted immunity via bulk current injection, ESD, transient low voltage surge immunity.- Managed all EMC testing; Testing included: radiated emissions, radiated immunity, on-board transmitter susceptibility.- Performed EMC testing of Azure Dynamics Hybrid Delivery Vehicle; Participated in EMC testing of Military Protection Shelter system using five interconnected 30kW inverters and one active rectifier.- Test team member, 50kW soft switch inverter, Department of Energy Freedom Car Project (Azure Dynamics, Virginia Tech, Powerex).- Responsible for the design and construction of a 50kW liquid cooled calorimeter used to measure the efficiency of the DOE soft switched inverter.- Created schematic design and PCB layout of EMI filter PCB using Altium Designer tool.- Responsible for schematic design and PCB layout of inverter current sensor (LEM based) PCB using Altium Designer tool.- Responsible for creating Design Validation and Verification Test Plan for 150kW inverter for hybrid vehicle application.DFMEA core team member for various inverter development projects.

Owned partnership specializing in power electronics contract work- Partner in startup business.- Accountable for power electronics packaging design and prototype fabrication using on-site machine shop.- Responsible for design and fabrication of PCB assembly manufacturing fixtures.

Ecostar was formed mainly to develop advanced electric powertrains for certain vehicle programs at Ford and Daimler-Chrysler.) I was responsible for;-New product design, design verification testing, supplier management, product manufacturing process verification, release into production, and field service support.- Performed Design Verification and Validation testing of the Ecostar Traction Inverter Module used in electric and hybrid vehicle powertrains.- Resident Engineer at the supplier for the Ecostar Traction Inverter Module. - Managed prototype builds and manufacturing ramp up to production release.- Post production release, responsible for providing field service troubleshooting and warranty claim failure root cause analysis.- Team Design Engineer, 75kW stationary power inverter product for grid tied applications. Responsible for certain subcomponent selection and design (e.g. AC line filter).- Development Engineer for the second generation Ecostar Traction Inverter Module for electric and hybrid vehicle powertrains. - Primarily responsible for power stage component selection and sizing, electromechanical packaging, design verification testing, and manufacturing process development including fixture design and fabrication.- Development Engineer for a 20kW DC/DC converter, fuel cell and battery system. - Responsible for overseeing the initial design and early phases of prototype build of this DC/DC converter with a team from Virginia Tech. - Responsible for control system development work in collaboration with Virginia Tech team.

Public company with 30000+ employees with a focu on welding power sources and AC induction motorsLead Electrical Design Engineer on two welding power source products: PowerMig 215 and SP175+ Development team member on two other welding power source products: PowerMig 255 and PowerMIG 300 Spent several months in Lincoln Electrics Motor division where I worked under the chief motor designer. Participated in AC induction motor design and manufacturing processes.

Instructor for the following one semester courses: Electric Vehicles. Fall semesters: 1993, 1994, 1995. Responsible for lecturing on electric vehicle related topics including: electric drivetrain design, EV case studies, battery technology, motors, motor drive electronics, EV mechanics. Electromechanical Energy Conversions. Summer 1994. Lectured on electric motor/generator and transformer fundamentals. Conversions Lab. Spring 1994. Supervised laboratory experiments on electric motors/generators and transformers.