onsemi

Semiconductors for intelligent power and sensing

Assembly Quality Engineer

Quality EngineeringConfirmed live in the last 24 hours

Full-timeCarmona, Cavite, PhilippinesNo salary listedIn-person

About the Job

Requirements

Bachelor's degree in Engineering, specifically Electronics, Electrical, Mechanical, Industrial, Materials Science, or a related discipline.
At least 5 years of experience in semiconductor assembly manufacturing and quality engineering.
Strong knowledge of Front of Line assembly processes, including Wafer Saw, Die Attach/Die Bond, and Wire Bond.
Experience with semiconductor quality tools and methodologies, including Statistical Process Control, Failure Mode and Effects Analysis, Measurement System Analysis, Control Plans, Design of Experiments, Corrective and Preventive Action, and Root Cause Analysis.
Working knowledge of semiconductor package construction, assembly materials, and reliability requirements.
Experience interpreting engineering drawings, specifications, and process standards.
Strong analytical, troubleshooting, and data interpretation skills.
Proficiency in quality reporting and statistical analysis tools such as Minitab, JMP, Excel, or Power BI, or equivalent tools.
Experience supporting automotive semiconductor products and IATF 16949 requirements.
Familiarity with Backend processes and semiconductor reliability testing.
Knowledge of Lean Manufacturing and Six Sigma methodologies; Green Belt Six Sigma is an advantage.

Responsibilities

Monitor and analyze quality performance metrics for Wafer Saw, Die Bond, and Wire Bond processes.
Lead investigations of assembly-related defects, yield excursions, customer complaints, and manufacturing non-conformances using structured problem-solving methodologies, including 8D, DMAIC, 5 Why, and Fishbone Analysis.
Implement and verify corrective and preventive actions to eliminate recurring quality issues.
Drive continuous improvement projects focused on defect reduction, process capability improvement, yield enhancement, and cost of poor quality reduction.
Review Statistical Process Control data, process capability indices (Cp/Cpk), and quality trends to identify risks and opportunities for improvement.
Support qualification and validation activities for new products, materials, equipment, and process changes.
Conduct process, product, and system audits to ensure compliance with internal procedures, customer requirements, and industry standards.
Partner with Manufacturing and Process Engineering teams to establish robust controls and quality checkpoints.
Develop and maintain quality documentation, including Control Plans, PFMEA, Inspection Standards, and Work Instructions.
Participate in customer audits and support responses to customer quality concerns and corrective actions.
Ensure compliance with ISO 9001, IATF 16949 where applicable, and company quality management system requirements.
Facilitate containment activities during quality incidents and coordinate disposition of non-conforming materials.

Job Summary:

onsemi is looking for an Assembly Quality Engineer who is responsible for ensuring product quality, process stability, and continuous improvement across Front of Line (FOL) semiconductor assembly operations, including Wafer Saw, Die Attach/Die Bond, and Wire Bond processes. This role drives defect prevention, yield improvement, customer satisfaction, and compliance with quality management system requirements through data analysis, problem-solving, process audits, and collaboration with cross-functional teams.

Requirements

Bachelor's Degree in Engineering (Electronics, Electrical, Mechanical, Industrial, Materials Science, or related discipline).
Minimum 5 years of experience in semiconductor assembly manufacturing and quality engineering.
Strong knowledge of Front of Line assembly processes including Wafer Saw, Die Attach/Die Bond, and Wire Bond.
Experience in semiconductor quality tools and methodologies such as SPC, FMEA, MSA, Control Plans, DOE, CAPA, and Root Cause Analysis.
Working knowledge of semiconductor package construction, assembly materials, and reliability requirements.
Experience in interpreting engineering drawings, specifications, and process standards.
Strong analytical, troubleshooting, and data interpretation skills.
Proficiency in quality reporting and statistical analysis tools (Minitab, JMP, Excel, Power BI, or equivalent).
Excellent communication and cross-functional collaboration skills.

Preferred Skills

Experience supporting automotive semiconductor products and IATF 16949 requirements.
Knowledge of Lean Manufacturing and Six Sigma methodologies (Green Belt Six Sigma is an advantage).
Familiarity with Backend process and semiconductor reliability testing.

Monitor and analyze quality performance metrics for Wafer Saw, Die Bond, and Wire Bond processes.
Lead investigation of assembly-related defects, yield excursions, customer complaints, and manufacturing non-conformances using structured problem-solving methodologies (8D, DMAIC, 5 Why, Fishbone Analysis).
Implement and verify corrective and preventive actions to eliminate recurring quality issues.
Drive continuous improvement projects focused on defect reduction, process capability improvement, yield enhancement, and cost of poor quality reduction.
Review Statistical Process Control (SPC) data, process capability indices (Cp/Cpk), and quality trends to identify risks and opportunities for improvement.
Support qualification and validation activities for new products, materials, equipment, and process changes.
Conduct process, product, and system audits to ensure compliance with internal procedures, customer requirements, and industry standards.
Partner with Manufacturing and Process Engineering teams to establish robust controls and quality checkpoints.
Develop and maintain quality documentation, including Control Plans, PFMEA, Inspection Standards, and Work Instructions.
Participate in customer audits and support responses to customer quality concerns and corrective actions.
Ensure compliance with ISO 9001, IATF 16949 (where applicable), and company quality management system requirements.
Facilitate containment activities during quality incidents and coordinate disposition of non-conforming materials.

About the Company

onsemi

Semiconductors for intelligent power and sensing

onsemi designs and manufactures semiconductors with a focus on intelligent power and sensing technologies for automotive and industrial markets. Its products include power management ICs and sensors that regulate energy, monitor conditions, and provide control signals for EVs, ADAS, factory automation, robotics, and energy infrastructure. The company differentiates itself by its specialized emphasis on intelligent power and sensing across both sectors and through its direct OEM relationships and global distributor network. Its goal is to improve energy efficiency and enable smarter, more capable systems for electrification, autonomy, and sustainable energy solutions.

Company size: 10,001+
Company stage: IPO
Headquarters: Scottsdale, AZ
Founded: 1999

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