Senior CMP Equipment Maintenance Lead

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

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