Senior Photolithography Equipment Technician

Coherent Corp.•Fremont, CA

2d•$28 - $46•Onsite

About The Position

Coherent Corp. is hiring a Senior Photolithography Equipment Technician for a full-time, on-site role in a semiconductor wafer-fabrication cleanroom. The position maintains, troubleshoots, repairs, and performs preventive maintenance on photolithography equipment and related systems. The technician coordinates with Production and Process Engineering to prioritize equipment issues and minimize downtime, supports metrology and process-monitoring activities, and maintains accurate maintenance records and shift pass-downs. The job requires a minimum of 10 years of semiconductor wafer-fab experience and extensive experience maintaining photolithography equipment. Work takes place in a fast-paced environment under strict cleanroom, ESD, safety, and contamination-control procedures. The posting describes 12-hour shifts and multiple schedules, including a night shift from 5:00 PM to 5:00 AM, a rotating 3-day/4-day schedule that includes every other Saturday, and an A shift from 5:00 AM to 5:00 PM Sunday through Tuesday and every other Wednesday. Employees must follow site EHS procedures and Coherent Corp. Corporate EHS standards. Depending on location, the role may be responsible for executing and maintaining applicable ISO and other quality and environmental management standards. Employees are expected to adhere to the company’s ICARE values: Integrity, Collaboration, Accountability, Respect, and Enthusiasm.

Requirements

High school diploma or equivalent.
Minimum of 10 years of semiconductor wafer-fab experience.
Extensive experience maintaining photolithography equipment, including steppers, mask aligners, coaters and developers, spin-rinse dryers, wet benches, wafer-handling systems, metrology equipment, and microscopes.
Experience troubleshooting electrical, mechanical, pneumatic, hydraulic, vacuum, and computer-controlled equipment.
Knowledge of cleanroom practices, ESD controls, contamination control, SPC, and quality systems.
Strong attention to detail and ability to work with small parts and precision components.
Ability to work independently and effectively in a fast-paced team environment.
Meticulous, thorough, and disciplined approach to following procedures and entering maintenance data.
Strong troubleshooting, prioritization, and problem-solving skills.
Ability to communicate clearly through written and verbal shift pass-downs.
Basic proficiency with Microsoft Word and Excel.
Ability to read, write, speak, and comprehend English.
High level of integrity, accountability, and self-motivation.
Ability to manage multiple priorities and respond effectively to production needs.
Ability to work in a cleanroom while following strict gowning and cleanliness requirements.
Ability to stand and walk for extended periods, wear required cleanroom garments and PPE, handle small parts and precision equipment, bend, reach, kneel, work in restricted-access areas, and lift and move components and materials in accordance with site safety requirements.
Ability to lift 50 lbs.
Ability to work the applicable 12-hour shift schedule, including scheduled weekends as described in the posting.

Nice To Haves

Technical education or certification.
Experience with semiconductor chemicals and chemical-handling procedures.
Experience with wafer-level and die-level handling.
Knowledge of machining, construction, or electrical systems.

Responsibilities

Maintain and troubleshoot photolithography equipment during the assigned shift.
Perform repairs and corrective maintenance on equipment throughout the Photo area.
Complete preventive maintenance activities accurately and on schedule.
Maintain detailed equipment records, maintenance documentation, and work-order information.
Provide clear written and verbal shift pass-downs.
Coordinate with Production and Process Engineering to prioritize down equipment and minimize downtime.
Support equipment inspections, SPC activities, quality control, and process-monitoring requirements.
Operate and support metrology tools and measurement systems.
Troubleshoot wafer handling, alignment, focus, spinning, coating, developing, robotics, and related equipment issues.
Support semi-automated and automated wafer-processing systems.
Follow established workflows, procedures, and data-entry requirements.
Maintain compliance with ISO 9000, ISO 14000, cleanroom, ESD, and site-quality requirements.
Support equipment improvement projects and perform other duties as assigned.
Follow site EHS procedures and Coherent Corp. Corporate EHS standards.
Depending on location, execute and maintain applicable quality and environmental management standards.