Technician IV

Ultra Clean Technology; Phoenix (AZ); On-site; USD 70,000 - 90,000; Full time

Job summary

Ultra Clean Technology in Phoenix, AZ is seeking a Technician IV to advance chemical processing, precision blasting, and inspection of semiconductor chamber components in a contamination-controlled environment.

You will lead production lines, coordinate with engineering and quality teams, and support process development, first-article qualifications, and continuous improvement initiatives while maintaining strict safety and documentation practices.

Qualifications

• Experience in semiconductor services or chamber parts cleaning is expected.
• Knowledge of chemical processing, blasting, and precision surface finishing is preferred.
• Familiarity with cleanroom environments and contamination control is beneficial.

Responsibilities

• Perform advanced chemical cleaning and surface preparation of chamber parts.
• Execute precision blasting to remove deposition while protecting part integrity.
• Prepare and monitor chemical tanks and process chemistries per recipes.
• Inspect parts for UHP cleanliness and document results in QA systems.
• Lead Chemline and Blast lines; support first-article processing and trials.
• Collaborate with engineering and quality teams on process development.

Skills

Chemical processing

Blasting / surface prep

Cleanroom manufacturing

Process control

SPC / data logging

Troubleshooting

Team leadership

Excel / MES

Education

High School Diploma or equivalent

Tools

Excel

MES

Job description

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 Technician IV to join us in Phoenix, AZ!

The Technician IV is an advanced technical contributor supporting Chemline and Blast Level IV operations within UCT's SSB services environment. This role performs complex chemical processing, precision blasting, and detailed inspection of semiconductor chamber components, ensuring ultra-clean surfaces and strict adherence to contamination control standards.

This position leads assigned process lines, approves production documentation and test results, and partners with engineering and quality teams to support process development, first-article qualifications, and continuous improvement initiatives.

Essential Duties And Responsibilities

• Perform advanced chemical cleaning, stripping, and surface preparation of semiconductor chamber parts using controlled chemistries and processes
• Execute precision blasting (media, grit, or specialty blasting) to remove deposition without damaging part integrity
• Prepare, monitor, and adjust chemical tanks and process chemistries following strict recipes and controls
• Perform incoming, in-process, and final inspections, ensuring parts meet UHP cleanliness and defect criteria
• Review and approve travelers, test data, and Certificates of Analysis (CoA) supporting validated cleaning processes
• Lead assigned Chemline and Blast production lines, prioritizing work and ensuring throughput and quality targets are met
• Support first-article processing, R&D trials, and new process introduction in partnership with engineering
• Identify and elevate process deviations, contamination risks, or quality escapes; driving root-cause resolution
• Ensure proper handling, storage, and disposal of hazardous chemicals in compliance with safety and environmental standards
• Follow strict cleanroom protocols and contamination control practices
• Train and mentor junior technicians; may provide technical direction as a line lead
• Participate in continuous improvement initiatives to enhance process capability, reduce defects, and improve cycle time
• Maintain accurate documentation and production records in accordance with quality systems
• May support coating prep steps, masking, etching, drying, and bake operations as required
• Occasional local delivery or customer interaction as needed

Knowledge, Skills, And Abilities

• Strong expertise in one or more of the following:
  • Chemical processing / wet bench operations
  • Media blasting / surface prep (aerospace, semiconductor, coatings, or similar)
  • Cleanroom manufacturing or contamination-sensitive environments
• Deep understanding of process control, chemical safety, and contamination risks in precision manufacturing
• Ability to interpret technical work instructions, process specs, and quality documentation
• Experience with SPC, data logging, and process validation
• Strong troubleshooting skills with ability to work independently on complex processes
• Ability to lead workflows and provide technical guidance to team members
• Proficiency with basic computer systems (Excel, Word, MES or similar)
• Strong communication skills and ability to work cross-functionally

Basic Qualifications

• High School Diploma or equivalent required
• Typically 4-6+ years of relevant experience in:
  • Semiconductor services / chamber parts cleaning
  • Chemical processing, plating, or wet bench operations
  • Blasting, coating prep, or precision surface finishing
  • Aerospace, medical device, or other high-precision industries (transferable)

Additional Requirements

• Ability to obtain respirator certification
• Valid driver's license (if applicable to site needs)
• Ability to lift up to 50 lbs and stand for extended periods
• Willingness to work overtime or flexible shifts as needed

Work Environment

• Cleanroom and production floor environment
• Routine use of hazardous chemicals and blasting equipment
• Required use of PPE including gowns, gloves, respirators, and eye protection
• Repetitive tasks including wiping, scrubbing, masking, blasting, and material handling

Ultra Clean Technology is proud to be an equal-opportunity employer. We are committed to equal employment opportunity regardless of race, color, national or ethnic origin, age, religion, disability, sexual orientation, gender, gender identity and expression, marital status, and any other characteristic protected under laws and regulations.