Technician IV

Join UCT and be part of the fastest-growing sector in the world
! We indirectly touch every semiconductor chip that goes into every smartphone, smart car, and device that uses artificial intelligence.

This is a critical time for the semiconductor industry and for UCT - as technology evolves, we evolve with it. UCT is a diverse workplace where every talented employee is committed to continuous innovation, challenging the status quo and exceeding customer expectations. If you are a person with a relentless drive to succeed, a strong focus on quality with a passion for success –
join us today!

UCT is looking for a talented Chemical Process Technician IV to join us in Phoenix, AZ!

The
Chemical Process Technician IV - CDI Operations performs advanced chemical cleaning, decontamination, inspection, and process verification activities supporting semiconductor chamber component refurbishment. This role serves as a technical leader within the CDI area, maintaining chemical tank chemistries, ensuring compliance with quality and contamination-control standards, approving process documentation, and supporting continuous improvement initiatives with minimal supervision.

• Perform advanced chemical cleaning, stripping, etching, decontamination, coating preparation, and restoration processes on semiconductor chamber components.
• Operate and troubleshoot multiple wet process systems and cleaning lines with minimal supervision.
• Prepare, monitor, verify, and maintain chemical tank chemistries in accordance with approved process specifications.
• Conduct bath analysis, process checks, and chemistry adjustments to maintain process control.
• Execute specialized cleaning methods for customer-specific and technology-sensitive products.
• Support first-article, engineering, qualification, and R&D processing activities.

• Perform incoming, in-process, and final inspections to verify product compliance.
• Review, verify, and approve travelers, process records, test data, and Certificates of Analysis (CoA) when authorized.
• Identify process deviations, contamination risks, quality concerns, and nonconforming conditions.
• Escalate quality issues and participate in root cause investigations and corrective actions.
• Ensure adherence to contamination-control protocols and customer cleanliness requirements.

• Serve as a lead technician for assigned CDI process lines and work cells.
• Provide technical guidance, training, and work direction to Technician I, II, and III team members.
• Assist supervisors with prioritization of workflow and daily production activities.
• Support onboarding and qualification of new technicians.
• Promote a culture of accountability, quality, safety, and continuous improvement.

• Participate in Lean, 6S, Kaizen, and process improvement initiatives.
• Assist Engineering and Operations teams with process validation, troubleshooting, and productivity improvements.
• Recommend improvements to processing methods, chemical usage, workflow efficiency, and contamination reduction.

• Safely handle, transport, store, and dispose of hazardous chemicals in accordance with OSHA, EPA, and company requirements.
• Maintain compliance with PPE, respirator, cleanroom, environmental health and safety procedures.
• Participate in safety audits, inspections, and incident investigations.
• Maintain accurate process documentation and records required by UCT quality systems.

• Support packaging, preparation, and shipment of customer products as needed.
• May operate company vehicles for customer deliveries or site transfers when required.
• Perform other duties as assigned.

• Advanced knowledge of semiconductor component cleaning and restoration processes.
• Strong understanding of chemical processing, wet chemistry operations, and contamination control principles.
• Ability to understand and maintain complex chemical recipes and process parameters.
• Knowledge of quality systems, process documentation, and manufacturing controls.
• Experience reviewing and approving production documentation and test results.
• Ability to recognize process abnormalities and implement corrective actions.
• Strong troubleshooting and analytical skills.
• Excellent verbal and written communication skills.
• Ability to lead and influence others without direct supervisory authority.
• Proficiency with Microsoft Office applications and manufacturing software systems.
• Experience collecting, interpreting, and documenting SPC data.
• Ability to work independently with limited supervision in a fast-paced production environment.

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.

• High School Diploma or GED required.
• Technical…