Photolithography Equipment Maintenance Technician Day Shift

onsemi; Gresham (OR); On-site; USD 55,000 - 83,000; Full time

Job summary

onsemi is seeking an Equipment Maintenance Technician - Photolithography for its 200mm facility in Gresham, Oregon. The role focuses on sustaining and improving semiconductor tooling in the Photolithography area with preventive, corrective, and diagnostic maintenance.

This Sr. Tech position for Front End shift runs 1 pm to 1 am, with 15% night-shift premium; experience with ASML PAS5500 and related tracks is highly valued for tool reliability and uptime.

Qualifications

• Eight or more years as an equipment maintenance technician in semiconductor manufacturing or similar high-technology environment.
• Hands-on maintenance with photolithography platforms, preferably ASML PAS5500 or similar.
• Ability to read electrical/mechanical diagrams and perform methodical troubleshooting.

Responsibilities

• Perform preventive and corrective maintenance, calibration, and diagnostics per procedures.
• Diagnose electrical, mechanical, pneumatic, robotic, vacuum, and control-system issues.
• Document maintenance, parts usage, and shift passdowns; support safety and cleanroom rules.
• Provide technical guidance and training to other technicians as qualified.

Skills

Electromechanical maintenance

Photolithography equipment

ASML PAS5500 experience

Root-cause analysis

Reading electrical diagrams

Team communication

Education

Electromechanical technology

Tools

ASML PAS5500 scanners

Nikon i14 steppers

TEL ACT8 tracks

DNS 200W tracks

DNS 80A/B/EX scrubbers

Job description

Job Description

onsemi is seeking an Equipment Maintenance Technician - Photolithography for its 200mm manufacturing facility in Gresham, Oregon. In this role, you will work in a dynamic team environment to sustain and improve semiconductor manufacturing equipment within the Photolithography process area. You will perform preventive, corrective, and diagnostic maintenance while supporting safe operation, equipment availability, product quality, and production priorities.

This is a Sr. Tech position for Front End shift 1 pm to 1 am (Sun- Tues/Wed) Night shift 15% included

The primary equipment set includes ASML PAS5500 (400/700/1150) scanners, Nikon i14 steppers, TEL ACT8 coat/develop tracks, DNS 200W coat/develop tracks, and DNS 80A/B/EX scrubbers.

Responsibilities

• Perform scheduled preventive maintenance, corrective maintenance, equipment recovery, calibration, and diagnostic troubleshooting per released procedures, maintenance specifications, and equipment manuals.
• Use schematics, hand tools, electrical gauges, digital multimeters, and common test equipment to diagnose and repair electrical, mechanical, pneumatic, robotic, vacuum, and control-system issues.
• Monitor equipment performance, identify root causes, and recommend actions that improve tool reliability, availability, mean time between failures, and maintenance effectiveness.
• Dismantle, adjust, repair, replace, and qualify equipment assemblies and components using approved methods and safety practices.
• Respond to production priorities and equipment events while maintaining clear communication with technicians, engineers, production personnel, and process partners.
• Maintain accurate equipment logs, repair history, preventive-maintenance records, parts usage, and shift passdowns.
• Follow all cleanroom, chemical, electrical, lockout/tagout, ergonomics, and environmental health and safety requirements.
• Participate in continuous-improvement activities, including equipment upgrades, procedure improvements, part sourcing, in-house repair, cost reduction, and downtime reduction.
• Support equipment and process qualifications following maintenance, repairs, upgrades, and installations.
• Provide technical guidance, share knowledge, and provide hands-on training to other technicians as experience and qualifications allow.
• Other duties as assigned.

Qualifications

• Electromechanical technology, industrial maintenance, robotics, semiconductor manufacturing technology, or a related technical discipline; equivalent military or directly related technical training may be considered.
• Eight or more years of experience as an equipment maintenance technician in semiconductor manufacturing or a comparable high-technology manufacturing environment.
• Hands-on maintenance experience with one or more Photolithography equipment platforms, preferably ASML PAS5500 scanners, Nikon i14 steppers, TEL ACT8 tracks, DNS 200W tracks, or DNS 80A/B/EX scrubbers.
• Practical knowledge of electrical, electronic, mechanical, pneumatic, robotic, vacuum, and equipment-control systems.
• Ability to read and interpret electrical diagrams, mechanical drawings, pneumatic diagrams, schematics, maintenance specifications, and equipment manuals.
• Methodical troubleshooting and root-cause problem-solving skills with strong attention to detail.
• Good written and verbal communication skills and the ability to work effectively in a team environment.
• Ability to work independently with general guidance, manage competing priorities, and appropriately upscale equipment or safety concerns.
• Ability to work a compressed shift schedule, including nights, weekends, and holidays, as required by the assigned position.
• Ability to work in a cleanroom environment, wear required personal protective equipment, and lift up to 50 pounds.
• Knowledge of Photolithography process fundamentals, equipment mechanics, overlay, focus, critical-dimension control, coat/develop processing, and defect-reduction practices.
• Emphasis on ASML PAS5500 scanner experience.
• Experience using equipment data, statistical process control, fault history, and maintenance records to evaluate tool health and recurring failures.
• Experience writing or improving preventive-maintenance procedures, troubleshooting guides, best-known methods, and technical passdowns.
• Experience supporting equipment installations, conversions, upgrades, or acceptance and qualification activities.
• Knowledge of Lean, Six Sigma, Overall Equipment Effectiveness, and semiconductor manufacturing principles.
• Experience training or mentoring equipment maintenance technicians.

Area Equipment

• Photo: TEL ACT8 tracks, DNS 200W tracks, DNS 80A/B/EX scrubbers, ASML PAS5500 (400/700/1150) scanners, and Nikon i14 steppers.
• Prefer ASML PAS5500 scanner experience.

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.