Chemline Technician IV (2nd Shift)

SSB Hillsboro•Hillsboro, OR

3d•Onsite

About The Position

Join Ultra Clean Technology (UCT), a global leader in ultra-high purity cleaning and services for the semiconductor industry. We support the world’s leading chipmakers by delivering contamination-controlled solutions that improve yield, performance, and uptime. At our Phoenix Services site, your work directly impacts the technology powering AI, electric vehicles, and advanced electronics. UCT is looking for a talented Chemline Technician IV to join us in Hillsboro, OR! The Chemline Technician IV serves as a senior technical specialist and line leader responsible for advanced wet chemical processing and ultra-high purity cleaning of semiconductor components. This role oversees chemline operations, maintains and validates chemical processes, and ensures products meet stringent quality, contamination, and Certificate of Analysis (CoA) requirements. By leading inspections, troubleshooting process and equipment issues, supporting new product introductions and process qualifications, and mentoring junior technicians, the Chemline Technician IV drives safety, quality, throughput, and continuous improvement while ensuring compliance with environmental, health, and operational standards.

Requirements

High school diploma or equivalent required
4–6+ years of experience in wet chemical processing, plating, etch, or semiconductor cleaning
Strong experience in chemical handling and process control
Deep understanding of: Chemical reactions, compatibility, and bath control
Deep understanding of: Contamination control principles (particles, films, residues)
Experience with: SPC, data logging, and process tracking
Experience with: Cleanroom and/or semiconductor manufacturing environments
Ability to interpret: Work instructions, process specs, and engineering documentation
Proven ability to: Work independently with minimal supervision
Proven ability to: Lead workflows and influence team performance
Proven ability to: Solve complex technical problems quickly and effectively
Strong expertise in: Wet chemical processing and tank chemistry management
Strong expertise in: Contamination control (particles, films, residues)
Ability to: Work independently on complex assignments with minimal supervision
Ability to: Lead workflows and guide team members effectively
Ability to: Analyze process data and resolve technical issues quickly
Working knowledge of: SPC, process documentation, and quality systems
Working knowledge of: Cleanroom and semiconductor manufacturing environments
Strong attention to detail and commitment to high purity standards
Effective communication skills and ability to collaborate cross-functionally
Computer proficiency (MS Word, Excel, data entry systems)
Commitment to safety, compliance, and 6S practices

Responsibilities

Perform advanced wet chemical cleaning, stripping, etching, and processing of semiconductor components
Prepare, monitor, and maintain chemical tank chemistries in accordance with validated recipes
Lead daily operations of assigned chemline(s), ensuring throughput, quality, and safety targets are met
Review and approve travelers, batch records, test data, and Certificates of Analysis (CoA)
Conduct incoming, in-process, and final inspections to ensure compliance with specifications
Troubleshoot process deviations, contamination risks, and equipment issues; implement corrective actions
Support first article (FAI), R&D, and new process qualifications
Train, mentor, and provide technical guidance to junior technicians
Ensure proper handling, storage, and disposal of hazardous chemicals in compliance with EHS standards
Drive continuous improvement initiatives (yield, cycle time, defect reduction)
Maintain accurate documentation and support SPC tracking and data logging
Occasionally support material handling or customer deliveries, as needed