Senior Equipment Maintenance Technician - Thin Films Day Shift

onsemi; Gresham (OR); On-site; USD 90,000 - 120,000; Full time

Job summary

onsemi is seeking an Equipment Maintenance Technician for its 200mm Gresham, Oregon facility. You will perform preventive, corrective, and diagnostic maintenance across Thin Films tools from major platforms, lead root-cause investigations, and drive continuous improvements.

Strong troubleshooting, documentation, and cross-functional collaboration are essential. The role requires independent work, clear technical leadership, and mentoring of technicians, with a focus on safety and data-driven

Qualifications

• 10-15+ years of semiconductor equipment technician experience.
• Demonstrated expert troubleshooting and problem-solving on Thin Films equipment.
• Ability to lead difficult tool recoveries and root-cause investigations.
• Strong written and verbal communication with complete repair documentation and cross-functional updates.
• Ability to work independently, prioritise competing equipment needs, and provide technical leadership during high-impact events.

Responsibilities

• Independently diagnose and resolve complex equipment and process-related failures using diagnostics and data.
• Lead difficult tool recoveries and document findings for corrective action closure.
• Perform and improve preventive/corrective maintenance and scheduled tool qualifications.
• Interpret equipment/process data to identify abnormal conditions and reliability improvements.
• Develop and standardise PM specs, troubleshooting guides, and maintenance systems.
• Partner with engineering, manufacturing, and vendors to drive continuous improvement.
• Train and mentor technicians on maintenance and diagnostics.

Skills

Troubleshooting

Technical leadership

Documentation

Communication

Education

Associate degree or technical degree

Military technician training

Equivalent maintenance experience

Tools

Novellus Concept Two platforms

Applied Materials Endura/Centura/Producer

Vacuum systems

Gas delivery systems

RF/plasma systems

Temperature control

Robotics

Process chambers

Job description

Job Description

onsemi is seeking an Equipment Maintenance Technician - Thin Films. As an Equipment Maintenance Technician at onsemi’s 200mm manufacturing facility in Gresham, Oregon, you will work in a dynamic team environment and perform preventive, corrective, and diagnostic maintenance proficiently on a variety of innovative semiconductor manufacturing tools. Each day, you will be challenged by working on a diverse set of tools with a world-class team.

Shift C- Thursday, Friday, Saturday, every other Wednesday, 7 AM- 7:06 PM

Candidates must demonstrate a high level of hands-on maintenance and troubleshooting expertise on one or more of the following Thin Films platforms, with broad working knowledge across the area:

• Novellus Concept Two platforms, including SPEED, SEQ, and ALTUS
• Applied Materials platforms, including Endura, Centura, and Producer
• Major tool subsystems such as vacuum, gas delivery, RF/plasma, temperature control, robotics, process chambers, pumps, abatement interfaces, controls, and interlocks

Responsibilities

• Independently diagnose and resolve extremely complex equipment and process-related failures using advanced diagnostic methods, schematics, system data, and sound troubleshooting discipline.
• Lead difficult tool recoveries and root-cause investigations, document findings clearly, and drive corrective actions through verified closure.
• Perform and improve preventive and corrective maintenance, calibrations, repairs, and scheduled tool qualifications with consistently high first-time-right quality.
• Interpret equipment, process, SPC, and performance data to identify abnormal conditions, recurring failure modes, and reliability improvement opportunities.
• Develop, improve, and standardise PM specifications, troubleshooting guides, best-known methods, checklists, and maintenance systems.
• Partner with equipment engineering, process engineering, manufacturing, vendors, and management to develop and execute continuous-improvement plans.
• Train and mentor technicians on all aspects of equipment maintenance, advanced diagnostics, safe work practices, documentation, and technical decision-making.
• Provide technical leadership across shifts by setting expectations for professional pass downs, data quality, work execution, and follow-through.
• Coordinate vendor support and provide clear technical direction during escalations, repairs, upgrades, installations, and qualifications.
• Maintain accurate equipment history, repair data, parts usage, and technical documentation in required factory systems.

Qualifications

• Associate or technical degree, military technician training, or equivalent maintenance experience.
• 10-15+ years of semiconductor equipment technician experience, with demonstrated specialist-level performance on complex manufacturing equipment.
• Demonstrated expert troubleshooting and problem-solving capability on Thin Films equipment, including the ability to connect equipment behavior with process performance.
• Ability to work independently, prioritise competing equipment needs, and provide clear technical leadership during high-impact events.
• Strong written and verbal communication skills, including complete repair documentation, technical procedures, pass downs, and cross-functional updates.

Preferred Qualifications

• Demonstrated expert-level experience on multiple listed Novellus and Applied Materials platforms.
• Formal OEM or vendor training on relevant Thin Films equipment.
• Experience leading chronic-failure elimination, equipment improvement projects, installations, upgrades, or major qualifications.
• Proficiency with factory systems and data tools used for equipment tracking, parts management, SPC, tool performance analysis, and documentation.
• Proven experience training and mentoring technicians across skill levels and shifts.

About Us

onsemi (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: https://www.onsemi.com/careers/career-benefits

About The Team

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 [e-mail] for assistance.