Process Engineer - Implant/RTP

POSITION SUMMARY

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We are seeking an experienced and driven Senior Process Engineer to support Ion Implantation and Rapid Thermal Processing (RTP) operations in our 200mm High-Volume Manufacturing fab. The Implant and RTP Process Engineer will work closely with Equipment Engineering to develop and sustain ion implant processes on our Axcelis GSD, VHE and Purion M implanters, along with RTP processes on our AMAT RTP and AG RTP toolset. Additionally, the Implant & RTP process engineer will work with engineers from other modules and our quality teams to identify and address defect and yield issues.

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DUTIES & RESPONSIBILITIES

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• Own, sustain, and continuously improve Ion Implantation and RTP processes in the 200mm fab.
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• Maintain robust process control using SPC and statistical analysis to ensure stability and high equipment uptime.
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• Lead yield improvement, cost reduction, and cycle time optimization efforts across assigned toolsets.
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• Support process development, new product introductions (NPI), and engineering change implementations.
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• Work cross-functionally with integration, equipment, quality, and production teams to resolve process-related issues.
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• Disposition of discrepant material, including troubleshooting/diagnosis of cause and implementation of preventative actions.
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• Drive tool qualifications, recipe development, and parameter optimization across various implant species and annealing regimes.
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• Interface with tool vendors for upgrades, troubleshooting, and technical evaluations.
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• Mentor junior engineers and provide guidance on best-known methods (BKMs) and documentation.
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• Cross training in additional modules to provide back-up coverage as needed.
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• Other duties and responsibilities as assigned. 
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EDUCATION & EXPERIENCE

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BS/MS/PhD in physics, electrical engineering, material science, chemical engineering or other related discipline.

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5+ years Ion Implantation and/or RTP experience required. Experience with Axcelis implanters, AMAT and AG RTP toolset preferred. Knowledge of interaction with CMP is a plus.

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Proven experience with device physics and implantation & RTP requirements. Experience with power MOSFET/Trench MOSFET a plus.

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Experience with SPC and automated data collection/analysis.

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Hands-on experience with 200mm implant and RTP toolsets; Axcelis (GSD/VHE/Purion), Applied Materials RTP and AG RTP preferred.

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Strong written and verbal communication skills.

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Demonstrated ability to work with people one on one and in a team environment.

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Strong analytical skills and familiarity with DOE, FMEA, 8D, and root cause analysis techniques.

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Experience with MS Office. Minitab/JMP or other software skills a plus.

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About Jireh Semiconductor:

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BENEFITS SUMMARY:

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• 401(k)
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• Employee Stock Purchase Plan (ESPP)
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• Two medical plans (United Health Care HRA & Kaiser Permanente)
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• Dental ($2000 yearly maximum)
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• Vision
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• Paid Life Insurance & Short Term Disability
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• Long Term Disability
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• And more!
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COMPANY INFORMATION:
Alpha and Omega Semiconductor (AOS) is committed to excellence in design, manufacturing, and responsiveness to our customers through the continued development of new technologies, products and innovative solutions. We bring to the market devices designed to benefit our customers by meeting their product specific needs. Our mission is to bring value to our customers, shareholders and employees.

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AOS differentiates itself by integrating its Discrete and IC semiconductor process technology, product design, and advanced packaging know-how to develop high performance power management solutions. AOS's portfolio of products targets high-volume applications, including but not limited to portable computers, flat panel TVs, LED lighting, smart phones, battery packs, consumer and industrial motor controls and power supplies for TVs, computers, servers and telecommunications equipment.

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Jireh Semiconductor, Inc., a wholly owned subsidiary of Alpha and Omega Semiconductor Ltd., is the in-house wafer fab for AOS and is located in Hillsboro, Oregon.

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EEO Statement:

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Jireh Semiconductor prohibits discrimination based on race, color, religion, gender, national origin, age, disability, veteran status, marital status, pregnancy, gender expression or identity, sexual orientation or any other legally protected status.