Photomask Inspection Engineer

Toppan Photomasks Round Rock; Round Rock (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

Toppan Photomasks Round Rock is seeking an Engineer to support photomask inspection systems. You will sustain daily processes, define PMs and tool needs, and qualify new tools while developing processes to optimize yield and cycle time.

You will collaborate with operations and development teams to ensure robust process integration and to continuously improve product quality. A strong background in semiconductor inspection and data-driven problem solving is required.

Qualifications

• Bachelor's degree in an engineering or science field is preferred.
• 3+ years in Inspection Process or Equipment Engineering in high-volume semiconductor manufacturing.
• Strong understanding of Semiconductor Inspection principles.
• Troubleshooting with root-cause analysis and corrective actions (8D).
• Experience in DOE, SPC, recipe management, OCAP; continuous improvement mindset.
• Lean 6-sigma Green/Black Belt preferred.
• Defect reduction and yield improvement experience.
• Hands-on tool ownership including PM optimization, FMEA and FDC.
• Proficient data analysis using JMP/Excel; basic scripting (VBA, C++, Python, SQL).
• Ability to manage multiple priorities and effective communication up to leadership.

Responsibilities

• Support mask inspection systems and daily process sustaining.
• Define equipment PMs/needs and qualify new tools.
• Develop processes to optimize performance and yield.
• Collaborate with operations and development teams for robust integration.
• Contribute to reducing cycle time and improving product quality.

Skills

Root cause analysis

DOE & SPC

Data analysis

Lean Six Sigma

Problem solving

Programming basics

Project management

Communication skills

Education

Bachelor's degree in Computer Science, Electrical Engineering, Chemical Engineering, Mechanical Engineering, Physics, Chemistry, or related engineering discipline

Tools

JMP

Excel

FMEA

FDC

Scripting basics

Job description

Job description

The Photomask Inspection Process and/or Equipment Engineer will serve as a key technical contributor supporting KLA(6XX, 5XX, SLF, and 3XX) mask inspection Systems for photomask manufacturing. As part of the Inspection engineering team, this role is responsible for daily process sustaining, defining equipment PMs/needs, new tool qualification, and process development to optimize process performance. The engineer will work closely with operations and technical development teams to ensure robust process integration and to continuously improve yield, cycle time, and overall product quality.

Education/Experience Requirements

• Bachelor's degree in Computer Science, Electrical Engineering, Chemical Engineering, Mechanical Engineering, Physics, Chemistry, or a related engineering discipline preferred.
• 3+ years of Inspection Process or Equipment Engineering experience in high-volume semiconductor manufacturing preferred.
• Strong understanding of Semiconductor Inspection principles
• Strong troubleshooting capability, including rootcause analysis (5 Whys, ModelBased Problem Solving) and implementation of corrective and preventive actions (8D).
• Experience in process development and continuous improvement methodologies, such as DOE, statistical data analysis, recipe management, SPC, and OCAP creation.
• Lean 6-sigma Green/Black Belt preferred
• Demonstrated success in defect reduction and yield improvement initiatives.
• Handson tool ownership experience, including equipment troubleshooting, preventive maintenance optimization, FMEA, and FDC utilization.
• Proficient in data analysis using tools such as JMP and Excel, with basic scripting or coding skills (VBA, C++, Python, SQL).
• Familiarity with project management tools (e.g., Gantt charts) and the ability to manage multiple priorities simultaneously.
• Excellent verbal and written communication skills, with the ability to interface effectively with personnel at all organizational levels-from equipment operators to senior leadership.
• A selfstarter with strong attention to detail, solid organizational skills, and a collaborative mindset.