ROSHILA BINTI YAACOB
Staff Engineer
Kepala Batas
Summary
Results-driven Professional Staff Engineer with 14 years of extensive experience in semiconductor and PCB manufacturing, recognized for leading front-end PCB process engineering initiatives that drive operational excellence. Expertise in innovative process optimization and advanced manufacturing methodologies, complemented by a strong ability to foster cross-functional collaboration. Exceptional analytical and communication skills, with a proven track record of quickly adapting to dynamic environments. Committed to team success and continuous professional development, bringing a positive attitude and dedication to lifelong learning.
Overview
13
13
years of professional experience
Work History
Staff Engineer
SUSTIO SDN. BHD
01.2025 - Current
- Managed multiple concurrent projects, ensuring timely completion and adherence to budget constraints.
- Implemented process improvements that streamlined workflows, reducing lead times for project deliverables significantly.
- Conducted technical evaluations of engineering designs and test results.
- Collaborated with other departments to facilitate successful project completion.
- Led engineering teams to successfully complete projects on time and within budget.
- Trained and mentored junior engineers, providing guidance and direction.
- Lead front-end PCB manufacturing operations encompassing Dry Film (DF) including AOI, Multi-Layer Board (MLB), Mechanical & Laser Drilling, Copper Plating, and Hole Plugging with Sanding processes
- Drive company-wide yield improvement initiatives and All Good Board (AGB) performance metrics, consistently achieving and exceeding annual targets through data-driven strategies
- Provide strategic technical direction for HDI PCB manufacturing, establishing best practices and process standards across entire production line
- Spearhead cross-functional collaboration with design, quality, production, and equipment teams to optimize manufacturability and cost-effectiveness
Team Lead of Process Engineering
SUSTIO SDN.BHD
01.2021 - 01.2025
- Part of pioneer team for SUSTIO start-up which transfer activity from SIMMTECH in Korea to Penang.
- Process owner of PCB HDI lamination process.
- Successfully start up for new factory (Involve in machine setup activity, process start-up, operator training and customer audit).
- Successfully set up new machines for capacity expansion.
- Ensure all equipment are in good condition for buy-off.
- Monitor daily production yield and non-conformance.
- Maintaining and improve the yield according to company's target.
- Conduct reliability tests and machine calibration to ensure product quality.
- Find root cause and execute improvement plans / preventive action of current mass production and sample products.
- Work with Equipment and Production team to ensure all machines are in good condition for mass production running.
- Coordinate and execute process, equipment and material evaluation / optimization initiatives and implement changes at buy-off.
- Lead and provide value-added engineering solutions to meet cycle time improvement, cost reduction and quality performance.
- Setup process to meet Critical to Quality Requirements, Cpk, Yield, and Quality targets
- Provide value-added engineering solution and posses strong problem solving skill to work on the Root Cause Analysis/Findings approach/methodology
- Process FMEA and Risk Assessment on process window optimization (DOE)
- Ensure compliance of the Documentation: SOP, WI, FMEA, OCAP and Control Plan for related process.
- Report any non-conformance/customer complaint issue and develop/follow up the improvement actions.
IE & Process Engineer
KESP SDN.BHD
05.2021 - 01.2022
- Responsible to generate and update Operating Instruction that enhances process improvement and compliances.
- Prepare process and production related procedures as and when necessary.
- New Product Introduction (NPI) runs process monitoring & validation.
- Conduct manufacturability assessment and FMEA to ensure minimum process issue during production.
- Initiate and implements engineering projects to improve quality, yield & productivity.
- Support off hour when issue arises and as when needed.
- Improve production yield at or above targets through recommendation of proper materials, equipment, jigs and fixtures and manufacturing process.
- Perform root cause analysis and recommend short and long term solutions on all process related issues.
- Coordinate and implement Continuous Improvement of manufacturing processes to upgrade production yield, quality and productivity.
- Coordinate and implement cost improvement through time study and work study, method improvement, work station re-layout, etc.
- To liaise with OQA / Customer on any arising quality feedback, provide corrective / preventive action plan for improvement.
- AOI programming and optimization
- SPI monitoring, improvement thru optimization of solder paste printer parameter setting, stencil aperture modification, support fixtures.
- Provide weekly updates and reports to superior as per required.
- Participate in GYAT meeting, MOR presentation.
- Heading a group of process team to drive process, productivity improvement, monitoring and also compliances.
Process Engineer
SMTT TECHNOLOGIES SDN.BHD
04.2019 - 05.2021
- Experience in SMT process, PCBA, and HL A
- Experience in Time study analysis, MOST Technique, and Lean manufacturing
- Experience in process improvement such as implement Product Traceability System
- Responsible for line setup , process flow, line layout, jig and fixture readiness, product structure ,work instruction, PFMEA, SPC, buyoff new process procedure
- Conduct ECN, PCN, and PDN
- Conduct training to operator for new process
- Involve in NPI, process development (DOE)
- Lead process qualification and validation activities
- Troubleshooting process problems and propose improvement plans or corrective action
- Define process capabilities
- Recommend and verify process instrument or jig / fixture according to process requirement/consumption
- Monitor the process yield and actively involved in continuous quality improvement
- Work with vendor to prepare jig and fixture for Manufacturing Process Validation and NPI build
- Experience in PCBA inspection, soldering and assembly process (box build)
- Conduct Bill of Material (BOM), work instruction, process flow, PFMEA, control plan ,FN, ECN,DCN and daily line NCMR disposition.
- Responsible for purchasing operation: Process PR, PO, price comparison and follow up delivery
- Take lead in ensuring product material quality within specifications and work with SQE for any quality issue arises
- Responsible for NPI product shipment in time and FAR result to customer
Process Engineer
NGK ELECTRONICS DEVICES (M) SDN.BHD
12.2014 - 04.2019
- Defect mode identification & verification by Visual Inspection criteria (Chip Carrier)
- Issue Special Instruction
- Review / prepare SOP (Standard Of Procedure) & Check sheet
- Involve in localization project (Example: tray , carrier tape, cover tape, carton box, aluminum bag)
- Packing evaluation (Vacuum packing condition, FEP(Front End Packing) & BEP (Back End Packing))
- Cost down project
- Prepare verification sample for machine (if necessary)
- New machine / jig Buy off
- Prepare report (Example: Monthly Yield report)
- To liaise with vendor (Jig fabrication& Machine modification)
- Draw and design new / modify jig by using SolidWorks
- Calculate the capacity / PPH and cycle time of the process
- Analyze and recommend corrective action in case of any customer claim
- Provide engineering support for all activities in product development process
- Set up new line for new products
- Ensure the company's product more effective, in quality and practice 5s during work and make sure all machine are in good condition and stable everyday while running the production
- Assist new product introduction engineer and monitor operations of product to evaluate designs and ensure adherence to all designs and manufacturing principles
Engineer 1
NIPPON STEEL AND SUMIKIN ELECTRONIC DEVICES (NSSED) INC
04.2013 - 12.2014
- Lead a team of technicians to maintain the process to its optimum effectiveness
- Performed process evaluation on assigned operation
- Assist in training of Technicians and process Technicians
- Prepare Work Instruction for every process and perform evaluation test for new part number
- To support and participate in the Environmental Management System and ISO 14001 program
- Inventory Control
- Perform major improvement activity and troubleshooting on assigned operation
- Assist in follow-up of monitoring and evaluation on assigned operation
- Compile data, prepare analysis report and plotting of chart
- Carry out experiment and simulation for process improvement
- Identify and resolve the cause of product defect
- Evaluate and compare the material contained in product by using EDX analysis / FTIR / SEM
- Evaluate and improve the process at production
- Analyze and recommend corrective action in case of customer claim
- Draw the product design by using AutoCad / Visio / Solid Works
- Do simulation test for packaging / BEP (Back End Packing)
- Improve packaging method of the product
- Analyze data from the evaluation or simulation test and prepare engineering report (Apply FTA (Fault Tree Analysis) in report)
Education
Bachelor of Engineering (Hons) - Electrical
UNIVERSITY TECHNOLOGY OF MARA (UiTM)
Shah Alam, Selangor01.2011
Diploma - Electrical Engineering (Electronic)
UNIVERSITY TECHNOLOGY OF MARA (UiTM)
Kota Samarahan, Sarawak01.2006
Skills
Proficient in MS Office (Word, Excel, PowerPoint)
Teamwork and collaboration
Problem-solving
Quality improvement
Leadership
References
Available upon requested
Timeline
Staff Engineer
SUSTIO SDN. BHD
01.2025 - Current
IE & Process Engineer
KESP SDN.BHD
05.2021 - 01.2022
Team Lead of Process Engineering
SUSTIO SDN.BHD
01.2021 - 01.2025
Process Engineer
SMTT TECHNOLOGIES SDN.BHD
04.2019 - 05.2021
Process Engineer
NGK ELECTRONICS DEVICES (M) SDN.BHD
12.2014 - 04.2019
Engineer 1
NIPPON STEEL AND SUMIKIN ELECTRONIC DEVICES (NSSED) INC
04.2013 - 12.2014
Diploma - Electrical Engineering (Electronic)
UNIVERSITY TECHNOLOGY OF MARA (UiTM)
Bachelor of Engineering (Hons) - Electrical
UNIVERSITY TECHNOLOGY OF MARA (UiTM)