Paul Davis Ayos
Associate Engineer
Singapore
Summary
Dynamic engineering professional with extensive experience at ASE Singapore PTE LTD, excelling in strategic design and team collaboration. Proven track record in optimizing machine performance and enhancing product reliability through innovative solutions. Skilled in equipment calibration and preventive maintenance, driving process improvements and mentoring new hires for effective onboarding.
Overview
23
23
years of professional experience
Work History
Associate Engineer (Test Equipment WLCSP)
ASE Singapore PTE LTD
06.2012 - 05.2026
- In charge of Shift Lead, manage line support, communicate to Production Supervisor and handles line issues.
- Perform power up, buy off and qualification of new machine in-house. Prior to shipment at supplier site; help and assist the vendor for machine assembly, set up, test run and configure the machine.
- In charge of machine major repair and issues which covers mechanical, electrical and computer aspect.
- Perform Equipment Calibration and Preventive Maintenance activities of machine: monthly, quarterly, annually.
- Qualifies and evaluates WLCSP devices as per specification and requirement.
- Perform day by day machine conversion and setup.
- Initiates projects for machine and process improvement.
- Maintain ESD (Electro Static Discharge) and compliance.
- In charge of software backup on all machine platform: system and application.
- Developed action plans to aid in meeting defined objectives and streamlining existing processes.
- Collaborated with cross-functional teams to develop and implement engineering projects on time and within budget.
- Enhanced product reliability through thorough testing, quality control measures, and regular maintenance.
- Developed comprehensive training materials for new hires, improving onboarding effectiveness and reducing time spent in training sessions.
- Mentored interns, aiding in onboarding process and instructing new personnel on applicable guidelines and techniques.
- Improved system efficiency by optimizing designs and implementing innovative engineering solutions.
- Reduced downtime with proactive troubleshooting of equipment issues and prompt resolution of problems.
- Participated in root cause analysis investigations following equipment failures or malfunctions, ensuring appropriate corrective actions were taken promptly.
Engineering Assistant (Backend, WLCSP)
Telford Services Singapore PTE LTD
05.2010 - 05.2012
- On call onsite support on sister company in Singapore and Malaysia.
- In charge of line support at Backend Process and WLCSP Tape and Reel
- Qualifies and evaluates Backend and WLCSP devices as per specification and requirement.
- Perform day by day machine conversion and setup.
In charge of machine major repair and issues which covers mechanical, electrical and computer aspect. - Initiates projects for machine and process improvement.
- Perform Equipment Calibration and Preventive
- Maintenance activities of machine: monthly, quarterly, annually.
- Handle equipment spare parts and inventory.
- Expedited issue resolution by liaising between engineers, clients, and suppliers to address concerns promptly.
- Assisted engineers during field visits to gather essential information for successful project planning and execution.
- Maintained ongoing communication with project stakeholders through regular status updates.
- Managed ongoing maintenance and storage of test equipment.
Maintenance Technician (Backend,QFP Process,WLCSP)
Telford Services Philippines
10.2007 - 05.2010
- Performed electrical and mechanical repairs of production equipment to minimize downtime.
- Troubleshot equipment breakdowns and performed preventive maintenance.
- Followed work orders and specifications for machine and equipment replacement, repair, or maintenance.
- Improved equipment functionality by conducting regular maintenance checks and repairs.
- Reduced downtime by quickly diagnosing and resolving technical issues on machinery.
Wafer Probe Technician (Wafer Pobe and Test)
ATMEL Semiconductor Philippines
06.2007 - 09.2007
- Responsible for device and package set up done on Wafer Prober and testers.
- Engage to mechanical and electrical trouble shooting and repair on machine handler and testers including system and prober vision.
- Supports production by maintaining and monitoring machine speed/UPH
- Maintained a safe work environment by strictly adhering to established safety protocols and guidelines.
- Performed troubleshooting and diagnosis on malfunctioning equipment.
- Increased customer satisfaction with prompt and knowledgeable support for various technical issues.
- Optimized system performance thorough testing and analysis.
- Completed complex repairs quickly by leveraging strong diagnostic skills and attention to detail.
- Actively participated in continuous learning initiatives to stay updated on industry trends and advancements in technology.
- Demonstrated adaptability when faced with new challenges or technologies, enabling quick mastery of necessary skills.
Maintenance Technician Supervisor
Telford Services Philippines
04.2003 - 05.2007
- In charge of Shift Lead, manage line support, communicate to Production Supervisor and handles line issues.
- Attend daily performance and quality meeting with customer’s Head of Department and assigned leaders.
- In charge of line support at Backend (Gravity Feed), QFP Area (Tray Based and bowl feed) and WLCSP Tape and Reel.
- Onsite support on several semiconductor companies in Philippines.
- Occasional onsite support abroad on sister company at Singapore and Malaysia.
- Machine buy off, assembly, and setup pf purchase machine in Singapore.
- In charge of all major repair and troubleshooting of hard down machines.
- Initiates projects for machine and process improvement.
Quality Assurance Engineer
Cambridge Electronic Philippines
01.2003 - 03.2003
- Qualifies and perform mechanical and visual inspection, reliability test, and failure analysis of devices for outgoing QA.
- Enhance Test evaluation and analysis of finished PCB’s (OQA)
- Optimized test cases to maximize success of manual software testing.
- Met tight deadlines to satisfy client demands and project timelines.
- Ensured timely delivery of high-quality products through effective coordination with cross-functional teams.
Education
Bachelor of Science - Computer Engineering
AMA Computer College
College Dasmarinas Cavite, Philippines 04.2001 -
Skills
Strategic design
Drafting proficiency
Drafting capability
Team collaboration
Accomplishments
- The first to be awarded as best technician for year 2004 in span of being new at Telford Philippines
- Promoted to Sr. Technician on June 2005 at Telford Philippines
- Promoted to Equipment Supervisor on July 2008 at Telford Philippines
- Successful on site support on Philippines big semiconductor companies like Analog Devices, Cypress, Texas Instrument, On Semi, AMKOR, and Amis Semiconductor
- Successful on site support on big semiconductor companies abroad like Telford Singapore, Telford Melaka Malaysia, Telford Penang Malaysia; and STI Singapore
- Been able to absorb and hired permanently by Telford Singapore in 2010 in merit of good performance and unwavering onsite support
- Promoted to Sr. Associate Engineer on July 2015 at ASE Singapore
- Knowledgeable on Tape and Reel Machines (gravity feed, tray base, bowl feed, reel to reel, de-taping process); Die Sorting Machines; Wafer Inspection Machines (I-Focus, Condor); Wafer Transfer Machine; UV Machines; Wafer Prober (basic knowledge), Printed Circuit Board Manufacturing (basic knowledge)
Timeline
Associate Engineer (Test Equipment WLCSP)
ASE Singapore PTE LTD
06.2012 - 05.2026
Engineering Assistant (Backend, WLCSP)
Telford Services Singapore PTE LTD
05.2010 - 05.2012
Maintenance Technician (Backend,QFP Process,WLCSP)
Telford Services Philippines
10.2007 - 05.2010
Wafer Probe Technician (Wafer Pobe and Test)
ATMEL Semiconductor Philippines
06.2007 - 09.2007
Maintenance Technician Supervisor
Telford Services Philippines
04.2003 - 05.2007
Quality Assurance Engineer
Cambridge Electronic Philippines
01.2003 - 03.2003
Bachelor of Science - Computer Engineering
AMA Computer College
04.2001 -