Test Product Engineer (MEF)

Job Description

The Mechanical Finishing Process Engineer owns the integrated test, tape‑and‑reel, automated vision inspection, and final packing and shipment processes. This role ensures robust screening of visual and mechanical defects prior to reel, enabling high outgoing quality and reliable customer delivery. The engineer will develop, optimize, and control mechanical finishing processes while driving yield improvement, defect reduction, and operational efficiency across test‑to‑ship flow.

Responsibilities

• Own end‑to‑end mechanical finishing process: post‑test handling, tape & reel, vision inspection, packing, and shipment
• Develop and maintain automated vision inspection programs to detect visual and mechanical defects
• Define defect criteria, limits, and disposition rules prior to reel
• Analyze yield, defect Pareto, and escape data; drive continuous improvement actions
• Optimize tape‑and‑reel parameters (pocket design, orientation, pitch, cover tape, ESD control)
• Lead process qualification, validation, and change management activities
• Interface with Test, Quality, Manufacturing, and Logistics teams to ensure smooth handoff
• Support customer quality requirements, audits, and failure investigations
• Create and maintain SOPs, control plans, PFMEA, and work instructions
  
  

Qualifications

• Bachelor’s degree in Mechanical Engineering, Manufacturing Engineering, or related field
• 3+ years of experience in semiconductor back‑end, test, or mechanical finishing processes
• Hands‑on experience with tape & reel, packing, and shipment operations
• Experience with automated vision inspection systems and defect classification
• Strong understanding of mechanical and cosmetic defect mechanisms
• Proficiency in data analysis, yield improvement, and root‑cause analysis
• Familiarity with ESD controls and semiconductor quality standards
• Strong communication skills and ability to work cross‑functionally
  
  

About Us

onsemi (Nasdaq: ON) is driving disruptive innovations to help build a better future. With a focus on automotive and industrial end-markets, the company is accelerating change in megatrends such as vehicle electrification and safety, sustainable energy grids, industrial automation, and 5G and cloud infrastructure. With a highly differentiated and innovative product portfolio, onsemi creates intelligent power and sensing technologies that solve the world’s most complex challenges and leads the way in creating a safer, cleaner, and smarter world.

More details about our company benefits can be found here:

https://www.onsemi.com/careers/career-benefits

About The Team

We are committed to sourcing, attracting, and hiring high-performance innovators, while providing all candidates a positive recruitment experience that builds our brand as a great place to work.