Senior Engineer - Corporate R&D

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Position Summary

The Underfill Process Development Engineer is responsible for developing, optimizing, qualifying, and sustaining underfill processes for advanced semiconductor packaging technologies. This role focuses on process characterization, material evaluation, reliability improvement, yield enhancement, and equipment optimization for flip chip, SiP and advanced package assemblies.

The engineer will work closely with customers, material suppliers, equipment vendors, manufacturing teams, and reliability engineers to develop robust and cost-effective underfill solutions that meet quality, reliability, and productivity requirements.

Key Responsibilities

• Develop and optimize capillary underfill and advanced dispensing processes for semiconductor packages.
• Establish process windows for underfill dispense, flow, cure, and post-cure operations.
• Evaluate new underfill materials and dispensing technologies.
• Define and execute Design of Experiments (DOE) to improve process capability and performance.
• Develop processes for advanced packaging applications including Flip Chip, 2.5D, and SiP technologies.
  
  

Qualifications

Education

• Bachelor's Degree in:
• Chemical Engineering
• Materials Science Engineering
• Mechanical Engineering
• Electronics Engineering
• Semiconductor Engineering
• Master's Degree preferred.
  

Experience

• 3–10 years of semiconductor packaging process development experience.
• Experience in underfill process development preferred.
• Experience in advanced packaging technologies is highly desirable.
  
  

Technical Skills

Required

• Underfill dispensing and curing processes (Hands on expereince with Asymtek, NSW and leading dispensers)
• DOE and statistical analysis
• Process characterization and optimization
• Root cause analysis methodologies
• Yield improvement techniques
• Semiconductor packaging fundamentals
• SPC, FMEA, Control Plans
• Failure analysis methodologies
  
  

Preferred

• Flip Chip Packaging
• System-in-Package (SiP)
• 2.5D/3D Packaging
• Warpage characterization
• Material characterization techniques
  
  

Desired Competencies

• Strong analytical and problem-solving skills
• Excellent communication and presentation abilities
• Strong data-driven decision-making skills
• Customer-focused mindset
• Continuous improvement orientation