Punsiri Lakruwan Samarasinghe, PhD
ELECTRICAL ENGINEER
Semiconductor - MEMS & Instrumentation - Micro Electro Mechanical System - Device Fabrication
Research & Development
PROFILE
Electrical Engineer offering education and knowledge of MEMS & Instrumentation. Background in Engineering, Physics, Chemistry, Material Science and semiconductor process fab with emphasis on photolithography tool operation and process development. Familiarity with process tool hardware with ability to diagnose and repair hardware, software and electrical glitches. Knowledge of front end and back end semiconductor processing such as thermal, wet/plasma wafer clean, deposition and etch processes in addition to knowledge of photolithography processes. Strong analytical and interpersonal skills. Work effectively in a team-oriented environment. Ability to communicate effectively both orally and in writing.
EDUCATION
Texas A & M University, College Station TX, US
PhD in Electrical Engineering (Device Science and Nanotechnology), GPA: 3.47/4.0 – 12/2014
Dissertation Title Microstructure Bio-Material for Behavioral Analysis
Master of Engineering in Electrical Engineering (Electromagnetic and Microwaves), GPA: 3.23/4.0 –12/2008
University of Bridgeport, Bridgeport CT, US
Bachelor of Science Degree in Computer Engineering, Minor in Mathematics, GPA: 3.34/4.0 - 5/2006
Presidents List: Spring 03/Fall 2004
STRENGTHS
• Engineering/Semiconductor
Knowledge of semiconductor wafer fabrication with emphasis on photolithography unit step, device physics, effects of process parameters and contamination on device performance and reliability, optical physics and the effects of interactions between photoresist polymers, exposure dosage, develop and hardbake processes to obtain desired device profiles.
• Analysis
Conduct statistical analysis with background in SPC.
• Devices
Device fabrication, MEMS, Photo Lithography, Instrumentation, Device Analysis & Characterizing, data analysis & manipulation, MEMS Surface/Optical Analysis, Electrical Engineering.
• Research & Development
Strong background in R&D.
• Validation Knowledge
• Proficiency with bench level test equipment (i.e. DC power
supplies, oscilloscopes, multi-meters)/Capable of developing a detailed validation plan for the device datasheet specs and system tests. Schematic capture tools and techniques
to develop high-performance lab boards/ Working knowledge of PCB layout best practices.
PROFESSIONAL WORK HISTORY
Texas A&M University, College Station, TX (Jan 2009 –May 2015)
Department of Electrical Engineering, (Dec 2014 –May 2015)
• Provided training for the Device Science and Nanotechnology research group. Performed independent volunteer research work.
Research Assistant – Department of Electrical Engineering (Jan 2009 – Dec 2014)
• Designed and developed a multilayer fabrication technique for polymer fabrication by photo-lithography.
• Designed, developed and fabricated MEMS devices for Optical analysis/Analytical characterization.
• Designed, developed and fabricated Micro Devices for micro-mechanical/surface analysis.
• Conducted R&D for the Device Science and Nanotechnology research group.
Graduate Teaching Assistant - ECEN 214 (Electrical Circuit Theory), ECEN 215 (Principles of Electrical Engineering), ECEN 248 (Introduction to Digital Systems Design) - Department of Electrical Engineering (Aug 2009 – May 2014)
• Led group lab work (circuit design), mentor undergraduate students, prepared experiment instructions, graded the assignments, responded questions, LabVIEW/EWB/VHDL software demonstrations, prepared quizzes, helped homework and led exam help sessions for undergraduate students.
PROFESSIONAL WORK HISTORY
Pitney Bowes Inc, Engineering Research Lab, Shelton, CT (Aug. 2006 - Jan 2007)
• Diagnosed and addressed electro mechanical issues of the Lemans & Sebring early development project for United States Postal Services (USPS). Maintained HW/SW trouble code logs via SureTrac software.
University of Bridgeport, Information Technology Department, Bridgeport CT (May 2005-May 2006)
• Involved in system troubleshooting, image copying of hard drives (Norton ghost software).
• Network management in Bridgeport campus and Stamford campus which is affiliated to the UB.
• Maintained an active directory under a domain name and named all the computers under that directory.
• Provided system upgrading with latest software package installation. Backup PST files and configuring outlook settings including SMTP and POP3 mail settings according to the particular ISP’s of the university machines.
University of Bridgeport, Bridgeport CT – Volunteer Work
• Columnist for “The Scribe” (University of Bridgeport official newspaper).
RESEARCH EXPERIENCE
Department of Electrical Engineering, Texas A&M, College Station, TX, USA (Jan. 2014 – Aug. 2014)
• Designed & developed a micro-device to change steering angle for optical characterization via DC power voltage variable (0.5V-10V) solenoid electro-magnet. Magnetized the nematodes by chemical synthesis with 50nm magnetic beads (Turbo Beads). Designed micro-device photo-mask in AutoCAD and 3D str...
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