Carmelo R. Llamas
Experienced Semiconductor and Electronics Equipment Engineer
Singapore
Summary
With extensive experience in electronics, semiconductor, photovoltaic industry and equipment engineering. Has strong background in equipment, sales engineering and management. Possesses expertise in electronics (Analog/Digital, schematics, instrumentations, SMT), mechanical (pneumatics, tolerances, bearings) controls, (OMRON, Mitsubishi, Allen Bradley, GE FANUC PLCs, PC, SMEMA, servo systems, vision systems, sensors) Solar Cell manufacturing technology (Physical Vapor Deposition, Chemical Vapor Deposition, sun simulators, film characterization and laser scribes) and Vacuum Technology (PVD, CVD, vacuum distillation, vacuum cooling). Extensive knowledge in Process Control System concepts, tools and applications. Can develop RFC, (Response Flow Checklist) POKA-YOKE system, Process/ Equipment FMEA (Failure Mode and Effect Analysis) and control charts. Can design electro-mechanical, solid state, and PLC based controller. Broad experience in working with Microsoft operating systems, applications and tools as well as hardware/ software problem analysis and troubleshooting. Can create presentations, spreadsheets and report templates with ease.
Overview
30
30
years of professional experience
2
2
Languages
Work History
Senior Engineer
ULVAC Singapore PTE LTD
01.2024 - Current
- Responsible for after sales support of Advance Electronics and Industrial Equipment Division focusing on PVD, Dry Etching, Ashing and Automated Leak Testers
- Vapour deposition machines for LED and Semiconductor manufacturing
- Ashing and etching systems for semiconductor manufacturing
- Sputtering systems for MEMS
- Automated Leak Testers for medical devices and industrial gas sensors
- In charge of technical trainings for new and junior engineers
- In charge of department activities such as Team Building and Technical Conference
- ULVAC Singapore PTE LTD, Philippines Branch
- Cavite Eco Zone, Rosario, Cavite
- Philippines
Assistant Manager
ULVAC Singapore PTE LTD
01.2010 - 10.2023
- Overall in-charge of field support engineering business with goal of retaining and expanding business with existing customers in the electronics, semiconductor, PV (Photo voltaic), metal industry and automotive industry.
- Create yearly FS Division business plan in terms booking and actual sales based on previous financial year result and market forecast.
- Adjust, follow up and recover un-realized booking and sales on a monthly basis.
- Proof read and approve all investigation, testing and service reports.
- Assign PIC (person in charge) for each customer based on engineer’s skills and customer requirements.
- Ensure that engineers has the required and updated skills to meet customer requirements by initiating internal cross training and coordinating OJT (on the job training) with other ULVAC SEA (South East Asia) groups.
- Assists engineers in making project assessment, cost computation, quotation and workflow.
- Create and record P & L (profit and loss) table for each job.
- Perform actual field support jobs like system commissioning and decommissioning, system assessment and troubleshooting as well as vacuum pump investigation and overhauling.
- PIC for vacuum cooling machines marketing in Ph.
- Accomplishments:
- Re-assembly and evaluation of old MIRDC vacuum furnace. This machine has been non-operational/ dismantled for more than 2 years due to non- availability of qualified supplier to perform evaluation and rehabilitation. (June 2014)
- Advised MIRDC on vacuum system concepts for their vacuum freeze dryer project. (May 2014)
- Conceptualized vacuum station with auto leak test (pressure build up) capability (Nov 2013)
- Conceptualized design of semi- auto vacuum station to Panasonic Mfg. Phils. This machine was conceptualized, designed and assembled locally. (August 2013)
- Successful recovery and decommissioning of CIM1400 micro-crystal silicon CVD machine after fire incident that prompted emergency shutting down of utilities including scrubber systems. (January 2013)
- Conceptualized automatic pre and post cryo pump overhauling testing. (July 2012)
- Modification and evaluation of laser scribe recipe to increase active cell width and improve Pmax. (July 2012)
Leader
ULVAC Singapore PTE LTD
01.2010 - 07.2013
- Provides machines, process engineering and quality systems expertise in turnkey thin film PV (photovoltaic) technology including customer training. Turnkey line includes all machines and process necessary to produce PV modules and are being offered to customer as packaged business. Thin film PV turnkey line is composed of the following systems/ process.
- ULVAC CCV1400 and CIM1400- Deposits semiconductor silicon layer with amorphous and microcrystalline character on glass substrate using plasma enhanced chemical vapor deposition.
- ULVAC SCH135B- Deposits TCO (Transparent Conductive Oxide) and metal (Ag and Ti) on top of Si layer using physical vapor deposition to serve a back electrode of solar cells.
- TCO, Silicon and Metal Laser Scribe Systems- Cuts deposited layer on glass substrate into 119 cells. This process enables the monolithic interconnection of cells.
- HOT Spot and Edge Deletion Laser- Scribes hot-spot line to improve solar cells performance against partial shading then deletes 11-14mm of the modules edge to isolate cells from side frames.
- Nisshinbo Mechatronics Solar Simulator- Tests photovoltaic modules under simulated Air Mass 1.5 Global terrestrial conditions
- ULVAC MPEC1300- Quality Assurance System- A multi-probe evaluation system for thin film properties using Raman Spectroscopy, Spectroscopic Ellipsometer, HI/ low resistivity and Stylus profiler.
- Minor systems such as: Electrode formation machine, 2D ID Laser machine, Cleaning Machines, Vacuum Laminators, Cure Oven, Junction box termination line and Hi-Potential testing.
- Job scope encompasses process and equipment engineering tasks such as SOP development, failure analysis, system performance monitoring, product quality monitoring/ improvement, preventive maintenance checklist development, customer training on operation and maintenance. Creates and modifies tool recipe and program for NPI’s (New Process Introduction). Performs equipment sign-off, SL (safety level) 1, 2, 3 activities & documentation of new machines then conduct validation or dummy run before they are endorsed to manufacturing
- Conducts product failure analysis using ULVAC MPEC 1300 this thin film characterization equipment can measure refractive index and transparent film thickness using spectroscopic ellipsometry, PVD layer thickness using stylus, semiconductor layer crystallization using Raman Spectroscopy.
- Coordinate with customer systems BOM (Bill of Materials) review to determine fast moving, slow moving, repairable and consumable parts and to determine parts MIN/ MAX requirement with respect to number of tools and production device loading. Conducts equipment audit to determine customer compliance on preventive maintenance of parts such as vacuum valves, door valves, vacuum pumps, leak detectors and rehabilitation of performing equipments.
Senior Manufacturing Equipment Technician
Intel Technology Philippines Inc.
11.1996 - 04.2009
- Company Overview: The World’s Number One Semiconductor Company
- Provides immediate response and availability for any unscheduled MHS, (Material Handling System), BI (Burn-In) oven and handlers Laserman and Flash test equipment downtime.
- Supervises operators and technician on the line. Provides update on tool status, safety quality and productivity report, product loading/cycle count, shipment targets, bottleneck stations and production plan for the shift. Creates checklist, trains and certifies MS (Manufacturing Specialist) on level 1.5 (minor maintenance tasks) and technicians on level 2.0 (troubleshooting and PM tasks). Review equipment and operation SPECs to ensure SOP compliance.
- Accomplishments:
- Received ATD (Assembly and Test Development) Recognition Award on December 2004 for supporting the certification of Pb-free (Lead free, non toxic) products and packages.
- Received TMG (Technology and Manufacturing Group) Excellence Award on January 2003 for the Auto – SFGI (Semi Finished Good Inventory) implementation, a system that enables flexibility of product configuration according to customer requirements.
- Recipient of Divisional Recognition Award on November 1998 for re-designing machine sub module that enables flexibility in handling both thick and thin process trays without vendor support thus cutting cost from $180,000 to $20,000.
- Reduced LKT TMT 1214 machine’s downtime by more than 8 hours by creating a BKM that identifies the machines critical files/recipes, how to back them up and how to perform image copy procedure of affected HDD (Hard Disk Drive)
- Authored 1 project design thesis “Automated Lifter Plate Controller Device for FUJI QP-201 system”.
- Authored 3 project white paper, 19 project proposal paper, 9 BKMs (Best Known Method) and procedures, and over 25 ETRs (Equipment Trouble Report) and SPS (Structured Problem Solving) report.
- Developed BKM (Best Known Method) on FUJI QP-301 laser displacement sensor output monitoring which is critical in analyzing the tool’s quality performance.
Line Sustaining Technician
Electronics Assemblies Inc.
02.1996 - 11.1996
- Company Overview: The PCB (Printed Circuit Board) Assembly Division of Ayala Group of Companies
- Maintenance and repair SMT (Surface Mount Technology) PCB assembly equipments such as wave soldering and manual soldering machines such as TAMURA dip and wave soldering machine, FUJI wave soldering machines, curing ovens, HAKKO manual soldering tools and solder deflash machines.
Education
NCIII - Mechatronics (PLC design & programming)
Mechatronics Technology Corporation
12.2009
NCII - Instrumentation and Control
Mechatronics Technology Corporation
11.2009
NCII - Mechatronics (Process Automation)
Mechatronics Technology Corporation
10.2009
Bachelor of Science - Electronics and Communications Engineering
Manuel S. Enverga University Foundation
04.2006
B.S. - Electronics and Communication Engineering
Technological University of the Philippines
01.1998
Industrial Pneumatics and PLC
Festo DIDACTIC
06.1997
Electronics Technology
Technological University of the Philippines
07.1995
Interests
Drawing, reading technical/ literary books, designing simple controller circuits and PLC programs, digital photography
Timeline
Senior Engineer
ULVAC Singapore PTE LTD
01.2024 - Current
Assistant Manager
ULVAC Singapore PTE LTD
01.2010 - 10.2023
Leader
ULVAC Singapore PTE LTD
01.2010 - 07.2013
Senior Manufacturing Equipment Technician
Intel Technology Philippines Inc.
11.1996 - 04.2009
Line Sustaining Technician
Electronics Assemblies Inc.
02.1996 - 11.1996
NCII - Instrumentation and Control
Mechatronics Technology Corporation
NCII - Mechatronics (Process Automation)
Mechatronics Technology Corporation
Bachelor of Science - Electronics and Communications Engineering
Manuel S. Enverga University Foundation
B.S. - Electronics and Communication Engineering
Technological University of the Philippines
Industrial Pneumatics and PLC
Festo DIDACTIC
Electronics Technology
Technological University of the Philippines
NCIII - Mechatronics (PLC design & programming)
Mechatronics Technology Corporation
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