Diffusion Shift Module Engineer

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 StructureThe 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 AMShift B: Wednesday- Saturday, 2:00 PM – 12:00 AMDedicated overlap every Wednesday for project reviews, prioritization, communication, and shift handoff activities.Engineering coverage every evening and on weekends.Three consecutive days off each weekonsemi (Nasdaq: ON) is driving disruptive innovations to help build a better future. With a focus on automotive and industrial end-markets, the company is accelerating change in megatrends such as vehicle electrification and safety, sustainable energy grids, industrial automation, and 5G and cloud infrastructure. With a highly differentiated and innovative product portfolio, onsemi creates intelligent power and sensing technologies that solve the world’s most complex challenges and leads the way in creating a safer, cleaner, and smarter world.More details about our company benefits can be found here:We are committed to sourcing, attracting, and hiring high-performance innovators, while providing all candidates a positive recruitment experience that builds our brand as a great place to work.onsemi is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, ethnicity, color, religion, ancestry, national origin, age, marital status, pregnancy, sex, sexual orientation, physical or mental disability, medical condition, genetic information, military or veteran status, gender identity, gender expression, or any other protected category under applicable federal, state, or local laws. If you are an individual with a disability and require a reasonable accommodation to complete any part of the application process, or are limited in the ability or unable to access or use this online application process and need an alternative method for applying, you may contact View email address on click.appcast.io for assistance. QualificationsEducationBachelor's Degree in Engineering, Physics, Materials Science, Chemistry, Electrical Engineering, Mechanical Engineering, or related technical field.Experience3+ 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 SkillsSemiconductor 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.Salary: onsemi is excited to share the base salary range for this position is $101,700 to $172,700 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. Key Duties and ResponsibilitiesOwn 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.Full timePosting Date: 2026-08-10