Jireh Semiconductor
  • Hillsboro, OR, USA
  • Full Time

- Employee Stock Purchase Plan (ESPP) - Two medical plans (Cigna Health Care HRA & Kaiser Permanente) - Dental ($2000 yearly maximum) - Vision - Paid Life Insurance & Long Term Disability - Short Term Disability - 28 Paid Days Off Per Year - Multiple shifts - And more!


The Senior Process Engineer will work closely with other engineering and manufacturing functions to ensure robust manufacturing processes are established and maintained. This position will provide process engineering support for existing and new products including process problem-solving, yield improvement, process monitoring, and cost reduction.



         R&D and optimization of dry oxide and Si trench etch process for power MOS processing in a 200mm semiconductor fab

         Implementation of SPC controls with DOE and other statistical techniques to reduce process variation

         Disposition of discrepant material, troubleshoot process drift or human error, diagnose and implement preventative actions in a cost effective manner

         Writing specs of processes and operations, qualification plans, weekly updates, documentation of scrap and rework

         Improving the performance of the area in cost and efficiency



Regularly required to sit or stand and move about the facility. Exposure to shop elements such as noise, dust, fumes and odors.



         Master's Degree (Ph.D. preferred) in Physics, Electrical Engineering, Materials Science, Chemical Engineering, or other related disciplines

         5+ years of semiconductor Etch experience strongly preferred




         Hand-on process and equipment experience on Applied Materials, Lam and TEL etchers

         R&D experiences in trench etch of silicon, poly, and oxide for Silicon power device

         Experience in wet etch and clean processes

         Strong statistical data analysis skills

         Strong written and verbal communication skills

         Demonstrated strong ownership and passion for success

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

         Demonstrated problem solving initiative in work area

         Experience with MS Word, Excel, Power-point, RS1, Minitab; other computer skills a plus

About Jireh Semiconductor:

  • 401(k)
  • Employee Stock Purchase Plan (ESPP)
  • Two medical plans (Cigna Health Care HRA & Kaiser Permanente)
  • Dental ($2000 yearly maximum)
  • Vision
  • Paid Life Insurance & Long Term Disability
  • Short Term Disability
  • And more!

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.

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.

Jireh Semiconductor
  • Apply Now

    with our quick 3 minute Application!

  • * Fields Are Required

    What is your full name?

    How can we contact you?

    By clicking the button above, I agree to ApplicantPro's Applicant Information Use Policy.
  • Sign Up For Job Alerts!

  • Share this Page
  • Facebook Twitter LinkedIn Email
Logo English Chinese Products Applications Quality Investors Careers About AOS Contact Us