Process Engineer

Posted Yesterday
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Tainan City, TWN
In-Office
Mid level
Semiconductor • Industrial • Manufacturing
The Role
Process Engineer II responsible for improving semiconductor manufacturing processes, yields, quality, and production controls. Duties include root-cause failure analysis, CAPA, tooling and equipment support, SPC and CPK monitoring, audits, customer issue resolution, cleanliness testing, safety compliance, staff training, and continuous improvement. The role requires collaboration with engineering and production teams and expertise in semiconductor processing, wet chemistry, Lean Manufacturing, Six Sigma, and ISO 9001 systems.
Summary Generated by Built In

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 Process Engineer II to join us in Tainan!

Essential Duties and Responsibilities:

  • Maintains conformance with the “Perfect Qual Process” to achieve timely, effective development of new and existing business opportunities.
  • Manages tasks for timely response to customer issues, including failure analysis, CAPA, Engineering Task force CIP and other mission critical issues.
  • Maintains and improves yields; performs root cause failure analysis, provides rapid hands on response to line problems in support of high-volume part clean factory.
  • Develops and maintains inventory records, drawings, etc. in support of production workload.
  • Develops/maintains/evaluates production tooling (fixtures, baskets, etc.) required for efficient, effective part processing.
  • Participates in selection efforts for equipment replacement and specification efforts as required.
  • Ensures compliance with existing operating procedures; recommends revisions as appropriate.
  • Monitors effectiveness of production processes supports problem resolution efforts for technical evaluation of parts being processed.
  • Monitors compliance with material specification database for process materials (chemistry, gases, blast media, etc.).
  • Monitors and ensures maintenance of process controls (pressures, temperatures, concentration, contamination, etc.) through SPC.
  • Ensures process measurements and overall process CPK's fall within control and divisional limits.
  • Ensures work environments meet safety and housekeeping standards for tasks being performed.
  • Assists in development and implementation of training materials, examinations for staff training and certifications.
  • Participates in customer audits, complaint resolution, costs analysis, time studies for sales/marketing.
  • Participates in internal & external audits, CAPA resolution, defect/problem analysis, preventive action activities, etc.
  • Fully participates on committees (technical, safety, environmental, etc.), as assigned
  • Conducts monthly site qualification cleanliness testing for compliance with specifications
  • Liaises with Engineering Managers and/or Core Engineering Group to ensure effective procedures and BKMs are implemented at assigned sites.

Other Duties

Participates in projects as assigned to improve systems, operations & cross-functional collaboration. Other duties may be assigned and at the discretion of the Immediate Supervisor.

Knowledge, Skills and Abilities:

  • Leadership and interpersonal communication skills; familiarity with wet chemistry processing, semiconductor tool consumables, semiconductor technology, critical cleaning technology, semiconductor processing, coating technologies, and CAD implementation.
  • High level troubleshooting skills coupled with hands-on approach to solving problems. Familiarity with "Six Sigma", "Lean Manufacturing" concepts and other process improvement methods and approaches. Effective verbal & written communication skills as well as satisfactory interpersonal skills.
  • Ability to work collaboratively with individuals at all levels, both within and outside the organization.
  • Able to successfully prioritize and manage multiple tasks and projects simultaneously. Demonstrable understanding of production, engineering & quality initiatives and with safety & quality practices.
  • Proficiency in the use Excel, PowerPoint and other systems/software to perform job duties satisfactorily.
  • Able to complete assignments in a timely manner while adhering to deadlines and with sense of urgency.

Educational/Certification Requirement:

  • A bachelor's degree in chemical, mechanical engineering, electrical/electronic engineering, or material sciences

Work Experience Requirements:

  • Three (3) years working as a Process Engineer, and/or Quality Engineer is preferred
  • Experience in quality and manufacturing systems, business process improvement tools, and problem solving.
  • Experience with the ISO 9001 standard is required.
  • Experience managing critical customer communications.
  • Experience with Lean, 6S, zero defect manufacturing processes, inspection methods and tools.

At Ultra Clean Technology, we do not just welcome diversity - we celebrate it! 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. 

Skills Required

  • Bachelor’s degree in chemical, mechanical, electrical/electronic engineering, or materials science
  • Three years of experience as a Process Engineer and/or Quality Engineer
  • Experience with quality and manufacturing systems, business process improvement tools, and problem solving
  • Experience with ISO 9001
  • Experience managing critical customer communications
  • Experience with Lean, 6S, zero-defect manufacturing processes, and inspection methods and tools
  • Familiarity with wet chemistry processing, semiconductor tool consumables, semiconductor technology, critical cleaning technology, semiconductor processing, coating technologies, and CAD implementation
  • Proficiency with Excel, PowerPoint, and other systems or software
  • Knowledge of Six Sigma, Lean Manufacturing, and process improvement methods

Ultra Clean Technology Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Ultra Clean Technology and has not been reviewed or approved by Ultra Clean Technology.

  • Healthcare Strength — Plan choice includes Cigna and Kaiser options, with preventive care covered in-network and employer HSA/HRA support and wellness incentives. This breadth provides flexibility to align coverage with location and usage needs.
  • Retirement Support — A defined 401(k) program features matching contributions after an initial service period, auto-enrollment, and clear vesting milestones. These elements create predictable retirement savings support with straightforward participation.
  • Leave & Time Off Breadth — PTO accrual increases with tenure to a generous cap, complemented by a structured paid holiday schedule. This structure can support time away for rest and personal needs.

Ultra Clean Technology Insights

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The Company
HQ: Bridgeton, NJ
2,611 Employees
Year Founded: 1991

What We Do

UltraClean Holdings, Inc. (UCT) is a global leader in semiconductor fabrication support. Our Products Division provides improved design-to-delivery times for major subassemblies, advanced flow control, and high-precision manufacturing. Our Services Division offers tool chamber parts cleaning and coating, and micro-contamination analysis. UCT also provides pivotal production support for the power & energy, and process industries.

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