2,081,649open jobs
123,207companies
246,252added this week
Browse all
Salary
$114k – $194k per year
Location
In office (Hopewell Junction)
Seniority
Middle · 3+ years exp

Confirmed on the employer's own hiring board on Oct 30, 2026. First seen by Alion on Oct 28, 2026. onsemi scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Onsemi is an American semiconductor company that was spun out of Motorola in 1999 and has since narrowed itself from a broad commodity chip supplier into a focused power and sensing business. Its silicon carbide and silicon power devices go into electric vehicle traction inverters, chargers and industrial drives, while its image sensors are used in automotive cameras and industrial vision, and it has deliberately exited lower-margin product lines to concentrate on these markets. Headquartered in Scottsdale, Arizona and listed on Nasdaq, it owns its own silicon carbide substrate manufacturing to secure supply.

onsemi is seeking a highly motivated and technically skilled Diffusion Module Engineer to join our manufacturing team in Hopewell Junction, NY. This position will serve as a key technical resource supporting metrology systems and manufacturing operations during evening production hours.

The successful candidate will partner closely with Operations, Process Engineering, Equipment Engineering, Manufacturing, and Quality teams to rapidly identify, troubleshoot, and resolve issues impacting production performance. This role will focus on driving equipment performance, process stability, defect reduction, productivity improvements, and continuous operational excellence.

Shift Structure

The Diffusion organization utilizes a dedicated evening engineering model to provide direct support to manufacturing operations during critical production hours.

  • Shift A: Sunday - Wednesday, 2:00 PM - 12:00 AM
  • Shift B: Wednesday- Saturday, 2:00 PM - 12:00 AM
  • Dedicated overlap every Wednesday for project reviews, prioritization, communication, and shift handoff activities.
  • Engineering coverage every evening and on weekends.

Three consecutive days off each week

Responsibilities for Internal Candidates

Qualifications for Internal Candidates

Key Duties and Responsibilities

  • Own day-to-day engineering support for assigned thin film tools and processes during evening manufacturing operations.
  • Mentor and Train technicians and junior engineers in troubleshooting methodologies and best practices.
  • Provide rapid technical response to process excursions, tool alarms, quality events, and production-impacting issues.
  • Partner with manufacturing supervisors and technicians to maintain stable production operations.
  • Develop and maintain process control strategies, monitoring plans, and escalation procedures.
  • Create and maintain engineering documentation, procedures, specifications, and training materials.

Qualifications

Education

  • Bachelor's Degree in Engineering, Physics, Materials Science, Chemistry, Electrical Engineering, Mechanical Engineering, or related technical field.

Experience

  • 3+ years of semiconductor manufacturing experience preferred.
  • Experience supporting metrology, process engineering, equipment engineering, yield engineering, or manufacturing engineering functions.
  • Experience with statistical process control (SPC), data analysis, and structured problem solving.
  • Experience working in a high-volume manufacturing environment preferred.

Technical Skills

  • Semiconductor manufacturing processes and equipment knowledge.
  • Root cause analysis and troubleshooting methodologies.
  • Statistical analysis and process control techniques.
  • Data visualization and analysis tools.
  • Continuous improvement methodologies.
  • Strong written and verbal communication skills.
  • Ability to manage multiple priorities in a fast-paced manufacturing environment.

onsemi is excited to share the base salary range for this position is $114,000 - $193,700 exclusive of fringe benefits or potential bonuses. The final pay rate for the successful candidate will depend on geographic location, skills, education, experience, and/or consideration of the internal equity of our current team members. We also offer a competitive benefits package. https://www.onsemi.com/site/pdf/Benefits-Summary-USA.pd

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
2,081,649 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Industrial Engineering
Similar stack
Same company
Hopewell Junction
$44k – $46k per year · In office · 2+ years exp · Albuquerque
Apply
$100k – $120k per year · Remote (United States) · Full-Time · 5+ years exp · Bachelor's Degree · United States
Apply
$100k – $120k per year · In office · 4+ years exp · Bachelor's Degree · San Diego
Apply
Sr Mgr - EHS 1 hour ago
≈ $109k – $207k per year (Estimated) · In office · 2+ years exp · Associate's Degree · Abilene
Apply
Sr. Safety Manager 1 hour ago
≈ $109k – $207k per year (Estimated) · In office · 2+ years exp · Associate's Degree · Abilene
Apply
$102k – $173k per year · In office · 3+ years exp · Bachelor's Degree · Hopewell Junction
Chips/EDA
Statistical Process Control
Apply
RTP Module Engineer 2 days ago
$102k – $173k per year · In office · 3+ years exp · Bachelor's Degree · Hopewell Junction
Chips/EDA
Statistical Process Control
Apply
$102k – $173k per year · In office · 3+ years exp · Bachelor's Degree · Hopewell Junction
Chips/EDA
Statistical Process Control
Apply
$52k – $88k per year · In office · Bachelor's Degree · Hopewell Junction
Apply
Difussion Engineer 8 days ago
$66k – $115k per year · In office · 4+ years exp · Bachelor's Degree · Hopewell Junction
Chips/EDA
Statistical Process Control
JMP
SpaceTech
FMEA
Apply
See all jobs
This is one of many
2,081,649 more open roles from verified company boards, updated every day.