Jireh Semiconductor
  • Hillsboro, OR, USA
  • Full Time

Job Responsibilities:

  • Provides chemical engineering project management and guidance to on-site maintenance, repair and testing of semiconductor chemical and gas distribution equipment; acid fume exhaust ducting and scrubbers; solvent fume exhaust abatement system; point of use abatement; and specialty gas fire life safety monitoring systems.
  • Performs root cause analysis on equipment problems; maintains records and reports as required.
  • Coordinates project activities with peers, supervisor(s) and cross-functional internal customers to minimize equipment downtime and interruptions
  • Orders and maintains spare part inventory; responds to emergency service calls as required; and, instructs facility technicians on factory recommended system operation and maintenance.
  • Plans, justifies, and coordinates completion of upgrades and modifications to equipment as needed.
  • Assists EHS department with data collection for the preparation of environmental compliance plans, permits, and reports for air quality, hazardous waste, spill prevention, storm water, and wastewater.
  • Monitors chemical purity and quality issues. Maintains audit ready records for ISO quality and environmental audits. Assists in ensuring compliance with all federal, state and local regulations.
  • Remain current on equipment through appropriate training, manuals, CAD drawings, and other relevant materials.
  • Mechanical aptitude, manual dexterity and ability to lift/carry objects up to 35 pounds is required.
  • May require the use of Personal Protection equipment and proper industry safety procedures when working with one or more potentially dangerous elements or conditions.


  • Bachelor's degree in Chemical Engineering.
  • 5+ years of experience in Semiconductor or high-tech industry preferred.
  • Proven ability to manage complex cross-functional projects required.
  • Ability to multi-task, be flexible, and work independently with minimal supervision. Good team player.
  • Willingness and ability to follow written procedures and to adhere to safety procedures. Must have a strong commitment to safety, including following established Health and Safety protocols.
  • Strong work ethic and willingness to learn
  • Effective written/verbal communication and organization/analytical skills; experience recording/writing detailed technical data and reports a plus.
  • Detail-oriented with mechanical aptitude and hands-on troubleshooting/problem-solving skills.
  • Ability to routinely lift, pull or push objects of up to 35 pounds
  • Ability to effectively use hand tools and other basic equipment required
  • Reliable, on time, positive attitude, willingness to take initiative
  • Ability to pass drug screen and background check requirements

 About Jireh Semiconductor:BENEFITS SUMMARY:

  • 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
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