RESUME Paul Carroll 36 Los Platillos Rancho Santa Margarita, CA 92688 (714) 589-5327 Home (714) 432-7412 x213 Work [log in to unmask] (May no longer be working) Job Objective Process Engineer Experience Sigma Circuits Incorporated, Costa Mesa, CA 4/95 - Present Chemical Process Engineer Responsible for all wet chemical processes in the manufacture of multilayer printed circuit boards. These include Copper, Solder, Tin, Tin/Lead, Nickel/Gold Plating, Etching, Solder Strip, Hot Air Levelling, Entek Coating. Improved copper plating to achieve 10:1 aspect ratio in production. Revised method for calculating plating surface area resulting in a 20% improvement in part-to-part plating thickness uniformity. Implemented cost reduction changes resulting in $50,000 annual savings. Designed copper plating tank for experimental use. Evaluated direct metalization. Assisted with controlled impedance designs and calculations. Purchased and implemented capital equipment. Wrote process documentation to ISO standards. 1/91 - 3/95 Unisys Corporation, Roseville, MN Senior Chemical Process Engineer Implemented new processes from scratch: Tin Plating, Tin/Bismuth Plating and Automated Vertical Hot Oil Reflow. Made major improvements to Etch and Strip, incorporating automation to reduce process variation. Performed operator training and customer interface. Wrote technical article for publication. 12/84 - 1/91 Unisys Corporation, Roseville, MN Quality Engineer Set up Automated Optical Inspection from vendor selection to full production. Implemented SPC controls on Layer Etching resulting in a significant reduction in scrap. Wrote several computer programs: to interface and drive equipment; for data collection, data conversion and report generation. Gave technical presentation to the IPC trade association. Successful team contributions: Defect Reduction, Solderability Improvement and Cycle time Reduction. Received Quality Improvement cash award. 4/84 - 10/84 IBM Corporation, Boulder, CO Senior Chemical Technician Developed test methods, operated a variety of instrumentation, performed routine testing, corrected software in a computer-aided testing device. 1/83 - 4/84 Scientific Supply Company, Denver, CO Chemist Developed test methods using ASTM and other standard methods. Designed and implemented new chemical cleaning products from concept to production. 9/80 - 10/82 Storage Technology Corporation, Louisville, CO Development Engineer Worked extensively with photoresists. Developed coating process for Laser Disk Technology. Assisted printed circuit board prototype fabrication. Set up Clean Room to class 1000 environment. 3/77 - 9/80 Cirtel Incorporated, Irvine, CA Plater-Etcher-Driller Performed all facets of plating and etching for the printed circuit industry. Also operated numerically controlled drilling machines. 8/74 - 3/77 Bell Industries, Santa Ana, CA Prototype Operator Performed all phases of plating, etching and photo printing to the strict standards of military specifications. Held a government security clearance. Education University of California, Irvine - BS Chemistry. 9/78 - 3/81 Dean's Honor List, awarded scholarship. 9/72 - 8/76 Santa Ana College, CA - AA Liberal Arts. Other Courses 1/95 - 3/95 Statistics for Engineering 1/88 Experimental Design 2/87 Introduction to Lotus 123 11/86 Time Management 11/86 Taguchi Methods 5/86 IPC Solder Mask Course 8/85 Statistical Process Control 1/85 Japanese Manufacturing Techniques References Available on request.