Equipment Maintenance Technician (CMP) D Shift Night

onsemi; Gresham (OR); On-site; USD 75,000 - 105,000; Full time

Job summary

onsemi’s 200 mm manufacturing facility in Gresham, OR is seeking an Equipment Maintenance Technician to serve as technical authority for CMP equipment, performing advanced preventive, corrective, and diagnostic maintenance and leading complex recoveries. You will develop improvements to increase reliability and manufacturing performance.

This role requires hands-on tool expertise, the ability to lead and mentor technicians, and collaboration with engineering, manufacturing, and vendors on

Qualifications

• Associate or technical degree, military technician training, or equivalent maintenance experience.

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 trends, abnormal conditions, recurring failure modes, and reliability improvement opportunities.
• Develop, improve, and standardize 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.

Skills

Hands-on maintenance

Root-cause analysis

Diagnostic skills

Technical leadership

Education

Associate or technical degree

Military training

Tools

Polishers - IPEC/Novellus Momentum Series

Polishers - Applied Materials Mirra

Cleaners - LAM Ontrak Cleaner

Cleaners - Applied Materials Mesa

Cleaners - IPEC/Novellus 7700 Series

CMP slurry delivery systems

CDS (Chemical Delivery System)

Vacuum systems

Robotics

Process chambers

Controls & interlocks

Job description

We are seeking an Equipment Maintenance Technician at onsemi's 200 mm manufacturing facility in Gresham, OR. You will serve as a technical authority for critical CMP equipment. You will perform advanced preventive, corrective, and diagnostic maintenance; lead complex recoveries and root-cause investigations; and develop sustainable improvements that increase equipment reliability and manufacturing performance.

This role requires deep hands-on tool expertise, sound judgment, strong ownership, and the ability to influence and develop other technicians without relying on day-to-day direction.

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

• Polishers:
  • IPEC/Novellus Polishers (Momentum Series and 776 Series)
  • Applied Materials Mirra Polishers.
• Cleaners:
  • LAM Research Ontrak Cleaner
  • Applied Materials Mesa Cleaner
  • IPEC/Novellus 7700 Series Cleaner
• Extensive knowledge on Slurry Delivery Systems including:
  • Parastaltic
  • Flow Controllers.
  • CDS (Chemical Delivery System)
• Expert knowledge of air pressured systems and the ability to diagnose and repair air leaks.
• Major tool subsystems such as vacuum, robotics, process chambers, controls, and interlocks.

Key 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 trends, abnormal conditions, recurring failure modes, and reliability improvement opportunities.
• Develop, improve, and standardize 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.

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 CMP equipment, including the ability to connect equipment behavior with process performance.

Ability to work independently, prioritize 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

• Associate or bachelor's degree in engineering or a technical field.
• Demonstrated expert-level experience on multiple listed Novellus, Applied Materials and LAM Ontrak platforms.
• Formal OEM or vendor training on relevant CMP 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.