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Richard Gaona [email protected] 916 505 0193 2708 14 th Ave Oakland CA 94606 OVERVIEW My duties entail semiconductor process engineering, electrical engineering, computer programming and field engineering. I have developed high volume manufacturing wafer dicing processes; contributed cost-saving electronic and software design changes; added improvements and fixes in a new programming language; updated company knowledge base for new products and software; and traveled for capital equipment sale, training, and on-site customer service. I offer the initiative to take on a variety of challenges and the skill to complete them with a high degree of success. EXPERIENCE Dynatex International: 05/14 – Present i. Process Engineering Lead laser processing engineer: wafer cleaving to produce atomically flat mirror facets of edge emitting lasers; bar-to-chip dicing; InP, GaAs, GaN processes Scribe and break of: laser diode; Vertical-Cavity Surface-Emitting Laser (VCSEL); photodiode; MEMS wafers Development of high throughput and yield processes using Statistical Process Control (SPC), data analysis and Failure Mode and Effects Analysis (FMEA) ii. Computer Programming C# software development of User Interface (UI) for servo control; quality assurance (QA) testing; source control Microcontroller scripting for servo monitoring and movement Microsoft Office: Excel; Word; PowerPoint iii. Electrical Engineering Analog and digital noise reduction to improve tool performance Engineering Change Order (ECO) Implemented hardware and software backwards compatibility Testing via Design of Experiments (DOE) iv. Field Engineering International & domestic training and installation Maintenance, repair and tuning of digital and analog servo systems EDUCATION University of California, Los Angeles (UCLA) B.S. Electrical Engineering: Semiconductor Device Fabrication and Physics i. Microfabrication: Surface and Bulk Micromachining § Photolithography: positive and negative photoresist spin-coating and development § Wet chemical etching § Dry etching: plasma asher; reactive ion etch (RIE) § Metal deposition by electroplating and e-beam evaporation; sonication lift-off Soft Lithography of microfluidic channels ii. Nanofabrication Quantum-Dot (QD) Solar Cells: GaSb QD’s in GaAs p-i-n junction § Research of increased infrared absorption in QDSC vs control cells § Testing & characterizing QD devices with probe station & LabView § Device simulation using PC1D and Silvaco software Nano-imprint Lithography for metal deposition patterning Au Nanoparticle Self-Assembly synthesized through redox reaction; surfactant treatment for gene delivery Electron Beam Lithography with modified SEM to write line widths of ~20 nm iii. Device Simulation CMOS and MOSFET simulation using TSUPREM4 and Medici with various doping profiles iv. Characterization Techniques Atomic Force Microscopy (AFM); Scanning Electron Microscopy (SEM); Confocal Microscopy v. Additional Upper Level Coursework Theory of photonic devices Theory of plasma electronics Introduction to quantum mechanics

Richard Gaona Semiconductor Processing Resume

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[email protected]

9165050193270814thAveOaklandCA94606

OVERVIEWMydutiesentailsemiconductorprocessengineering,electricalengineering,computerprogrammingandfieldengineering.Ihavedevelopedhighvolumemanufacturingwaferdicingprocesses;contributedcost-savingelectronicandsoftwaredesignchanges;addedimprovementsandfixesinanewprogramminglanguage;updatedcompanyknowledgebasefornewproductsandsoftware;andtraveledforcapitalequipmentsale,training,andon-sitecustomerservice.Ioffertheinitiativetotakeonavarietyofchallengesandtheskilltocompletethemwithahighdegreeofsuccess.EXPERIENCEDynatex International: 05/14 – Present

i. Process Engineering • Lead laser processing engineer: wafer cleaving to produce atomically flat mirror facets of edge emitting lasers;

bar-to-chip dicing; InP, GaAs, GaN processes • Scribe and break of: laser diode; Vertical-Cavity Surface-Emitting Laser (VCSEL); photodiode; MEMS wafers • Development of high throughput and yield processes using Statistical Process Control (SPC), data analysis and

Failure Mode and Effects Analysis (FMEA) ii. Computer Programming • C# software development of User Interface (UI) for servo control; quality assurance (QA) testing; source control • Microcontroller scripting for servo monitoring and movement • Microsoft Office: Excel; Word; PowerPoint

iii. Electrical Engineering • Analog and digital noise reduction to improve tool performance Engineering Change Order (ECO) • Implemented hardware and software backwards compatibility • Testing via Design of Experiments (DOE)

iv. Field Engineering • International & domestic training and installation • Maintenance, repair and tuning of digital and analog servo systems EDUCATIONUniversityofCalifornia,LosAngeles(UCLA)B.S.ElectricalEngineering:SemiconductorDeviceFabricationandPhysics

i. Microfabrication: • Surface and Bulk Micromachining

§ Photolithography: positive and negative photoresist spin-coating and development § Wet chemical etching § Dry etching: plasma asher; reactive ion etch (RIE) § Metal deposition by electroplating and e-beam evaporation; sonication lift-off

• Soft Lithography of microfluidic channels ii. Nanofabrication • Quantum-Dot (QD) Solar Cells: GaSb QD’s in GaAs p-i-n junction

§ Research of increased infrared absorption in QDSC vs control cells § Testing & characterizing QD devices with probe station & LabView § Device simulation using PC1D and Silvaco software

• Nano-imprint Lithography for metal deposition patterning • Au Nanoparticle Self-Assembly synthesized through redox reaction; surfactant treatment for gene delivery • Electron Beam Lithography with modified SEM to write line widths of ~20 nm

iii. Device Simulation • CMOS and MOSFET simulation using TSUPREM4 and Medici with various doping profiles

iv. Characterization Techniques • Atomic Force Microscopy (AFM); Scanning Electron Microscopy (SEM); Confocal Microscopy

v. Additional Upper Level Coursework • Theory of photonic devices • Theory of plasma electronics • Introduction to quantum mechanics