Technician IV

Job Description

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.

• 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 escalate  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

• 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

• 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)

• 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

• 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.