Jireh Semiconductor
  • Hillsboro, OR, USA
  • Full Time


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.


  • Support of existing CMP processes in the 200mm fab
  • Development and optimization of new processes and process controls for lower cost, higher productivity and enabling technology
  • Implementing and refining SPC controls to reduce process variation without personnel intervention
  • Performing/analyzing statistically designed experiments, including writing reports and process change notifications
  • Disposition of discrepant material, including troubleshooting/diagnosis of cause and implementation of preventative actions
  • Writing specs for tools, processes and operations
  • Improving performance of the area using Lean manufacturing techniques
  • Cross training in additional modules to provide back-up coverage as needed



Regularly requires sitting or standing and moving about the facility. Exposure to shop elements such as noise, dust, fumes and odors.



  • Masters or Ph.D. degree in physics, electrical engineering, chemical engineering, material science, or other related discipline
  • 5+ years CMP experience required
  • Experience with AMAT Mirra tools preferred


  • Experience with SPC and automated data collection/analysis
  • Strong written and verbal communication skills
  • 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, PowerPoint, Minitab; other computer skills a plus

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.

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
  • 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