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Semiconductor Epi Engineer information

What are the most common challenges faced by Semiconductor Epi Engineers during epitaxial layer growth, and how are they typically addressed?

Semiconductor Epi Engineers often encounter challenges such as maintaining uniform thickness and composition of epitaxial layers, preventing defects like dislocations or contaminants, and ensuring process repeatability. These issues are usually addressed by fine-tuning process parameters, regular calibration and maintenance of equipment, and implementing rigorous quality control protocols. Collaboration with process integration teams and regular data analysis help quickly identify and resolve issues, ensuring high-yield and high-quality device fabrication.

What does a Semiconductor Epi Engineer do?

A Semiconductor Epi Engineer specializes in the growth of epitaxial layers on semiconductor wafers, a critical step in the fabrication of advanced electronic devices. They use techniques such as Chemical Vapor Deposition (CVD) or Molecular Beam Epitaxy (MBE) to deposit thin crystalline layers with precise properties. Their responsibilities include process development, monitoring material quality, troubleshooting equipment, and optimizing growth parameters to meet device specifications. Epi Engineers play a key role in ensuring high performance and yield in semiconductor manufacturing.

What is the difference between Semiconductor Epi Engineer vs Semiconductor Process Engineer?

AspectSemiconductor Epi EngineerSemiconductor Process Engineer
Primary FocusDesign and develop epitaxial layers on silicon wafersOptimize and manage overall semiconductor manufacturing processes
Skills & CertificationsKnowledge of epitaxial growth techniques, materials science, cleanroom protocolsProcess optimization, equipment operation, quality control
Work EnvironmentCleanroom environments focused on epitaxial growth chambersManufacturing floors overseeing various fabrication steps
Industry UsageUsed in R&D and production of advanced semiconductor devicesApplied across multiple fabrication stages for device manufacturing

While both roles are essential in semiconductor manufacturing, a Semiconductor Epi Engineer specializes in epitaxial layer growth, whereas a Semiconductor Process Engineer oversees broader manufacturing processes. The roles often collaborate but focus on different aspects of chip fabrication.

What are the key skills and qualifications needed to thrive as a Semiconductor Epi Engineer, and why are they important?

To thrive as a Semiconductor Epi Engineer, a strong background in materials science, semiconductor physics, and process engineering is essential, typically supported by a degree in electrical engineering, physics, or a related field. Proficiency with epitaxial growth systems such as MOCVD or MBE, along with familiarity with process control software and metrology tools, is commonly required. Attention to detail, problem-solving abilities, and effective communication are vital soft skills for optimizing processes and collaborating with cross-functional teams. These skills ensure high-quality wafer production, process efficiency, and the advancement of semiconductor device performance.

Senior Equipment Engineer (CMP/EPI)

Jireh Semiconductor

Hillsboro, OR • On-site

$95K - $130K/yr

Full-time

Posted 20 days ago

Job description

POSITION SUMMARY
We are looking for an Equipment Engineer to support our CMP/EPI departments at Jireh Semiconductor, the 8 inch wafer fabrication facility of Alpha and Omega Semiconductor located in Hillsboro, OR. The Equipment Engineer will be responsible for new equipment installation planning, install, startup, PM program and procedures, spare parts requirements, technician training programs, and overall equipment uptime performance.
RESPONSIBILITIES/DUTIES
  • Perform routine preventative maintenance as needed to ensure equipment performance.
  • Develop and maintain equipment specs.
  • Develop and execute corrective maintenance plans for equipment.
  • Work closely with counterparts in the equipment, production, and process groups to ensure that work is scheduled and prioritized to best support production while ensuring the quality of our product.
  • Develop, implement and maintain training programs for technician certification on area equipment
  • Develop, implement equipment improvement plans.
  • Participate in the selection / interview process for technician hiring, transfers, and cross-training.
  • Oversee equipment relocation and installations.
  • Track and report daily activities through verbal, written pass down, and communication meeting presentations with equipment, production and process groups.

EXPERIENCE/EDUCATION
  • 3+ years of Fab experience on relevant semiconductor equipment.
  • BS in Engineering

QUALIFICATIONS/OTHER REQUIREMENTS
  • Strong technical capability.
  • Ability to troubleshoot system problems to board level required, component level preferred.
  • Ability to analyze equipment schematics for advanced troubleshooting of complex problems
  • Experience on the following EPI tool sets preferred:
    • ASM EPSILON 2000/ LPE PE3061D / AMAT 7700 EPITAXY
  • Experience on the following CMP tool sets preferred:
    • AMAT Mirra Polishers , LAM Ontrak Scrubbers
  • Experience with any of the following tool sets a plus: Disco grinder, tape/detapers, KLA/Tencor Measurement Equipment, MCV metrology equipment
  • Familiarity with SPC, FMEA, and standard engineering practices.
  • Strong communication and team work skills.
  • Ability and desire to learn and support additional toolsets.

*Pay range listed in this job posting is an estimate only, and is not necessarily reflective of actual compensation that may be earned, nor a promise of pay for any specific employee future or past. Offers made are always dependent upon actual experience, education and other factors. Depending upon experience, candidates may receive an offer for a position level lower or higher than that listed, i.e. application to a Staff level position does not guarantee an offer of Staff title.
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.
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.
EEO Statement:
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.
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.

About Jireh Semiconductor

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Industry

Semiconductor and electronic component manufacturing

Company size

501 - 1,000 Employees

Headquarters location

Hillsboro, OR, US

Year founded

2011

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