Chang Wan Loh
NPI Materials Engineering Integrating Manager
Bayan Lepas,07
Summary
Experienced professional with a strong background in manufacturing and a focus on communication and collaboration. Skilled in addressing quality, cost, NPI release schedule, and supply issues to ensure smooth operations. Expertise in predictive engineering, NPI delivery, prototype and first article builds. Proficient in managing quality improvement, process improvements, product transfers, and capacity requirements to maintain cost efficiency, high quality standards, and a seamless supply chain.
Overview
22
22
years of professional experience
5
5
years of post-secondary education
4
4
Languages
Work History
NPI Materials Engineering Integrating Manager
Keysight Technologies
11.2021 - Current
- Supervised a team of 3 operating managers, 14 R&D engineers, 13 manufacturing engineers, 1 business process associate, and 1 engineering operator.
- Supported global R&D teams through predictive engineering, including PCBA DFM, Mechanical DFM, circuit stress analysis, and BOM analysis.
- Ensured materials compliance with industry regulations, safety standards, and environmental requirements.
- Ensured designs met industrial standards and company requirements.
- Developed strategies to improve NPI prototyping turnaround time and reduce design iterations through predictive engineering.
- Facilitated communication between engineering, design, and procurement teams to align on material requirements and specifications.
- Analyzed cost implications of different materials with procurement and finance teams, identifying opportunities for cost optimization without compromising product quality.
- Integrated materials engineering considerations into the overall NPI process, ensuring alignment with production and assembly processes.
- Provided input on manufacturing techniques and processes to optimize product manufacturability.
- Identified and assessed potential risks related to material performance, availability, or cost and developed risk mitigation strategies.
- Engaged with material suppliers to understand capabilities and ensure a stable supply chain, collaborating on material development projects.
- Continued to improve DFx skillsets to better serve the R&D community.
- Identified and developed local SME suppliers into one-stop solutions providers, from design to mass production.
- Achieved 100% on-time NPI launches with yearly estimated revenue of over half a billion.
- Reduced mechanical DFM analysis turnaround time by 50%.
- Improved circuit analysis part modeling efficiency by over 100%, using machine learning.
- Generated over a million in cost avoidance annually throughout the product development cycle.
- Successfully identified design violations and implemented design changes with high adoption rates: 95% (mechanical), 98% (interconnect), 88% (PCBA), and 98% (circuit derating analysis).
Materials Engineering Operating Manager (Electrical & Components)
Keysight Technologies
12.2014 - 10.2021
- Manage electronics components and electrical assembly engineering related issue, safety compliance, quality, reliability, resourcing, and supplier development
- Acted as liaison between internal team and suppliers for engineering related issue
- Supervising a group of workforces including 10 engineers and 1 admin
- Deliver cost savings initiatives, part discontinuance prevention, part change notice, assurance of supply and revenue impact prevention activities
- Partnered with global commodities manager, worldwide NPI team and engineering team to identify new technology, market trending and supplier's performance assessment
- Lead departmental cost savings program and value engineering activities
- Acted as liaison for cross functions optimize and gross margin improvement program
- Successfully identified and developed local SME suppliers as Keysight core supplier
- Successfully met and exceed quality and reliability key performance indicators for 5 consecutive years
- Successfully met and exceed values engineering cost savings goal
- Participated twice in Taiwan external trade development council's trade shows
Products Engineering Operating Manager
Keysight Technologies
08.2011 - 12.2014
- Responsible for the products manufactured in Mobile broadband operation covering product from wireless test connectivity (WLAN, Bluetooth and WIMAX to cellular (2G, 3G, LTE and LTE advanced)
- Responsible for products engineering team improvement achievement in term of quality, cost and first pass yield
- Supervising a group of workforces including 8 engineers and 2 engineering technicians
- Team up with Planning, Quality, product support and marketing on any customer or quality issue escalation
- Driving the product engineering team on product first pass yield, engineering change, risk assessment, quality improvement, engineering issue and gross margin improvement projects
- Team up with project manager for transfer projects with US/China/ counter partners on project goal setting, scheduling, planning, and delivering for overall project aspects
- Manage CM on their quality issue, engineering changes and product testing
- Successfully managed the multiples worldwide NPI transfer projects to landed in Penang
- Multiport adapter, PXIe and instrument Non-call processing communication test set for Wireless connectivity and cellular
- Successfully managed refurbished repair transfer to China Board Repair Center
- Successfully managed to setup and transfer source board calibration to CM
Product Manufacturing Engineer (Entry – Advanced)
Agilent Technologies
04.2005 - 08.2011
- Developed manufacturing test plan, qualification plan, test programs, BOM setup, training plan, production setup plan, POR schedules and troubleshooting test setup
- Worked with R&D and NPI to identify design defect and DFM analysis
- Led product transfers from US NPI sites to Penang manufacturing site
- Driving and improve product first pass yield, engineering change, risk assessment, quality improvement, engineering issue and gross margin improvement projects
- Successfully lead 4 product transfers and launch to Penang manufacturing site
- Successfully implement qualification plan (vibration, EMC, temperature testing and power cycling), test executive for pretesting digital boards in PCB and instrument level using VB.net
- Implement pretest strategy for digital boards using Boundary scan, power on programming tools and Xilinx impact
- Successfully implement CM HLA test strategy
- Successfully roll test line limit and roll customer spec for: CW noise floor measurement, ACLR measurement, ACP measurement, EVM measurement
Associate Product and Test Engineer (Career – Master)
Agilent Technologies
05.2002 - 04.2004
- Responsible to troubleshoot and identify root cause for product failures
- Responsible to setup production processes
- Setup pretest at production to together with product and test engineer to filter early failures of PCB beside the PCB being assembly into instrument
- Instrument level troubleshooting skills
- Soldering skills
- Various measurement equipment (Signal Generator, signal analyzer, oscilloscope and function generator) application
Education
Bachelor's Degree of Engineering (Hons) - Electrical/Electronic
University of Lincoln (PSDC)
Bayan Lepas 08.2002 - 04.2004
Higher National Diploma - Electrical/Electronic
Penang Skill Development Center
Penang 05.1999 - 04.2002
Skills
People management
Strategic Planning
Operations Management
Project Management
Performance Management
Staff Development
Communications and negotiation
Team Leadership
Product life cycle
Software (VBnet, C#)
RF Test and measurement equipment application
RF test processes
Timeline
NPI Materials Engineering Integrating Manager
Keysight Technologies
11.2021 - Current
Materials Engineering Operating Manager (Electrical & Components)
Keysight Technologies
12.2014 - 10.2021
Products Engineering Operating Manager
Keysight Technologies
08.2011 - 12.2014
Product Manufacturing Engineer (Entry – Advanced)
Agilent Technologies
04.2005 - 08.2011
Bachelor's Degree of Engineering (Hons) - Electrical/Electronic
University of Lincoln (PSDC)
08.2002 - 04.2004
Associate Product and Test Engineer (Career – Master)
Agilent Technologies
05.2002 - 04.2004
Higher National Diploma - Electrical/Electronic
Penang Skill Development Center
05.1999 - 04.2002
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