tramaine johnson

* Responsible for install and setup of the MOCVD tool. * Once setup had to perform test and verify the correct operation of the tool and process. * Was responsible for testing power supplies, Mass Flow Controllers and making sure the tool can run our standard processes. * During test we used equipment such as voltmeters and scopes to troubleshoot our problems. * Was responsible for training other Engineers on the tool for field service repair. * Wrote Method Instructions for performing routine maintenance and repairing MOCVD tool.. * Anadigics 2008 – 2009

* Responsible for startup, qualification, PM and sustain activity plan of leading edge Aixtron G5 MOCVD epi too.l * Coordinate equipment installation for G5. * Innovate & implement new techniques and systems, to improve defects, reduce cost of ownership, reduce tool errors, and improve overall tool quality and wafer outputs. * Conduct highly complex troubleshooting and repair of down equipment to root cause of failure in a timely and efficient manner in accordance with departmental objectives. * Establishes programs and solutions for increasing uptime. * Coordinate resources and maintenance activities to provide optimum manufacturing support. * Owner of preventive maintenance specifications. * Work with manufacturing and process ensuring alignment between process engineering and all support groups. * Implementing strategies to improve green to green time between Pm’s. * Coordinated with process engineer to help develop new epi process layer.

* Worked with 32 nanometer immersion technology, on 12 inch Silicon wafers. * Worked in clean room environment on 12 hour shift, maintained lithography tools. * Worked on chemical processes, and made corrections in the process when need according to product out come. * Worked with process engineers to keep machines running at optimal performance. * Perform scheduled and unscheduled maintenance on Tel Clean Track 12 and Lithius Pro lithography semiconductor machines. * Diagnosed and traced new mechanical, electrical and process problems * Troubleshot all Tel Track 12 Litho problems and reported repairs . * Installed required upgrades for tools. * Use diagnostic and test equipment to perform equipment checks. * Have Experience trouble shooting problems, reading schematics and wiring diagrams, using basic repair skills such as soldering. * Worked with linear motors, actuators and programmable motors. * Heavily experienced in pneumatic and vacuum machines, and trouble shooting pneumatic and vacuum problems within machines. * Reported to IBM about all tools status and repairs needed.

* Responsible for reflowing all 200mm microchips. * Inspected all microchips to make sure they met proper specifications. * Responsible for reporting and solving all problems when microchips failed inspection. * Troubleshot reflow electrical and mechanical problems as well as performed needed repairs that would be required. * Responsible for getting machine back up to working status.

* Responsible for maintenance of all litho Track semiconductor equipment. * Worked in clean room environment on 12 hour shift, maintained lithography tools * Use diagnostic and test equipment to perform equipment checks. * Worked on Tel track 12, Lithius Tracks and Lithius Immersion Tracks performing scheduled and unscheduled preventive maintenance * Troubleshot all problems that occurred from mechanical to process issues. * Worked on and fixed all SLAM and BARC Litho tools and helped to correct all process errors. * Was responsible for handling all TEL track esculations whether it was mechanical or process. * Worked on call to help handle any problem that came up. * Used SPC++ (statistical Process controls), MES and Klarity 2.7 and 2.9 * Suggested ways to improve process an reduce defects. * Responsible for the entire tool up keep scheduling weekly defx and thickness monitors, then reviewing them making sure the tool runs at its best performance. * We classify or own defx when the tool is in a trouble state and needs to come back up.