Photomask Process/Equipment Engineer

TSMC - Taiwan Semiconductor Manufacturing Company Limited; Phoenix (AZ); On-site; USD 90,000 - 140,000; Full time

Benefits offered by this job

Medical, Dental, Vision

Income protection

401(k) plan

Paid time off

Job summary

TSMC Arizona is hiring a Photomask Process/Equipment Engineer to drive installation, qualification, and continuous improvement of EUV and optical photomask processes. You will design experiments, analyze data, and apply controls to ensure high yield and robust operations in our on-site Phoenix fab.

The role requires a BS in engineering or a related field, plus experience in equipment installation, qualification, and troubleshooting, with strong collaboration across teams and a commitment to

Qualifications

• Bachelor’s degree in engineering or a scientific field.
• Ability to design and execute experiments and interpret data.
• Knowledge of statistical process control methods.
• Experience with installation, qualification, and sustenance of manufacturing equipment.
• Strong troubleshooting skills for complex equipment.

Responsibilities

• Lead installation and release of new photomask process equipment.
• Design experiments and analyze data to optimize photomask processes.
• Apply SPC to establish a robust photomask process flow.
• Qualify and sustain equipment to expand capacity and uptime.
• Troubleshoot and resolve equipment issues to maintain efficiency.
• Collaborate with suppliers and cross‑functional teams to close gaps.
• Develop training and SOPs to certify technicians.

Skills

Experiment design

Statistical methods

Equipment installation

Troubleshooting

Education

BS in engineering

Tools

Python

Job description

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A career at TSMC Arizona offers an unparalleled opportunity to contribute to the most advanced semiconductor fabrication facility in the United States. TSMC Arizona's first fab began production with leading-edge N4 process technology in the first half of 2025. The second and third fabs, utilizing even more advanced process technology, will start production by 2028-2030. America's leading technology companies will rely on TSMC Arizona for the next generations of chips that will power the digital future.

As a Photomask Process/Equipment Engineer, you will demonstrate a strong sense of reliability and enthusiasm and will possess an attitude that embodies our core values – Integrity, Commitment, Innovation and Customer Trust.

TSMC Arizona’s EBO is responsible for EUV and Optical photomask making including leading edge photomask writing, processing, inspection, repair, cleaning and metrology technology.

As a photomask Process/Equipment Engineer, you will play a critical dual role in optimizing and sustaining the advanced photomask processes and equipment. You will drive both process innovation through experimental design and data analysis, and ensure equipment excellence by leading installation, qualification, and continuous improvement initiatives. While the Best Known Method (BKM) has been defined, provide SOP documentation to coach and assist operation technicians to achieve High Volume Manufacturing (HVM). This position is vital to achieving precise control, high yield, and robust operations in our leading-edge photomask making facility.

The Photomask Process/Equipment Engineer is responsible for EUV and Optical photomask making including leading edge photomask writing, processing, inspection, repair, cleaning and metrology technology.

Responsibilities

• Lead the installation and release of new photomask process equipment, ensuring quality and efficiency.


• Design and execute experiments, interpreting complex data sets to optimize photomask processes and achieve precise control.


• Apply statistical process control methods to establish and sustain a robust photomask process flow.


• Qualify and sustain manufacturing equipment to expand capacity, improve tool uptime availability, and utilization efficiency.


• Systematically troubleshoot and resolve complex equipment issues to maintain high operational efficiency.


• Collaborate effectively with equipment and material suppliers and partners to identify technology gaps, devise, evaluate, and qualify mitigation and continuous improvement solutions.


• Collaboration with manufacturing team to pursue on-time photomask making and repairing to achieve High Volume Manufacturing (HVM)


• Develop and deliver comprehensive training programs, leveraging established Best Known Methods (BKM) and Standard Operating Procedures (SOP), to certify operation technicians

Minimum Qualifications/Requirements

• Education: Bachelor’s of science Degree in an engineering or scientific field such as Physics, Material Science, Optical Science, Electrical Engineering, or Mechanical Engineering.


• Technical Skills:
  
  
  
  • Ability to design and execute experiments and interpret complex data.
  
  
  • Understanding and application of statistical process control methods.
  
  
  • Experience with manufacturing equipment installation, qualification, and sustenance (preferred, but no prior experience required).
  
  
  • Ability to systematically troubleshoot equipment issues.
  
  
  
  


• Interpersonal Skills:
  
  
  
  • Good communication and interpersonal skills to work on cross-functional and geographically dispersed teams.
  
  
  • Ability to adapt priorities and responsibilities to support business needs.
  
  
  • A team player who can multitask and thrive in a very dynamic and fast-paced environment.
  
  
  
  


• Physical Requirements:
  
  
  
  • Ability to wear a clean-room suit while standing and or walking in the FAB as needed
  
  
  • This role requires the ability to work across office, clean-room, and data center environments, performing tasks that range from standard office duties to specialized operations in controlled spaces, including the ability to occasionally stand, walk, reach, bend, and carry light objects
  
  
  
  


• Preferred Qualifications:
  
  
  
  • Masters Degree is preferred
  
  
  • Photonics, optics or image process related degree
  
  
  • Python programming capability to develop and boost project study
  
  
  • Shift Expectations: Scheduled weekdays /night shifts and weekend on-duty rotations needed.
  
  
  • Training:
  
  
  
  


• Location: Phoenix, AZ (onsite)


• Travel : None

Candidates must be willing and able to work on-site at our Phoenix, Arizona facility.

As a valued member of the TSMC family, we place a significant focus on your health and well-being. When you are at your best—physically, mentally, and financially—our company thrives. TSMC offers a comprehensive and competitive benefits program that includes:

• Medical, Dental, and Vision Plans: Choose the options that best fit your and your family’s needs.


• Income-Protection Programs: Financial assistance during injury or illness.


• 401(k) Retirement Savings Plan: Secure your financial future with competitive employer contributions.


• Paid Time-Off Programs and Holidays: Recharge and spend quality time with loved ones.

Work Location: 5088 W. Innovation Circle, Phoenix, AZ 85083

TSMC is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other protected characteristic. We encourage all qualified individuals to apply and welcome applications from diverse backgrounds and experiences. Candidates must be able to perform the essential functions of the job with or without reasonable accommodation. If you need an accommodation as part of the application process, please contact [e-mail]

TSMC Arizona maintains the right to change or assign other duties to this position.

All offers of employment are contingent upon the successful completion of TSMC Arizona’s pre-employment screening process. This process may include verifying the candidate’s identity, confirming legal authorization to work in the offered position's location, educational background and a comprehensive background check, where permitted by local regulations.