Photolithography Process Engineer 80 – 100% (f/m/d)

Location:

Lenzburg, Aargau, Switzerland

Job ID:

R0131579

Date Posted:

2026-06-03

Company Name:

HITACHI ENERGY LTD

Profession (Job Category):

Engineering & Science

Job Schedule:

Full time

Remote:

No

Job Description:

The opportunity

Join a high performing photolithography team where your expertise truly makes an impact. As a Senior Photolithography Engineer, you will be responsible for developing and optimizing photolithography processes used in semiconductor manufacturing. Your role will involve working with advanced lithography equipment, collaborating with cross-functional teams, and ensuring high-quality production standards. This is your opportunity to shape technical decisions, contribute to long term tool strategies, and drive meaningful improvements in stability, uptime, and process performance. Are you someone who takes ownership, thrives in a fast-paced environment, and enjoys making a real impact? Then apply today!

How you’ll make an impact

• Ensure processes meet the production program and yield goals and address any product yield and rework issues.
• Engage with equipment and material vendors to develop new solutions and improve existing processes, to ensure smooth functioning of the production line.
• Develop new techniques, modify existing designs, and coordinate process improvement projects.
• Analyze process data to identify trends, optimize performance, and troubleshoot issues (implement and regularly check SPC).
• Independent planning and Implementation of new machinery into the production line.
• Work closely with process integration, wet etch, diffusion, metals, dry etch, and implant teams to ensure seamless production.
• Supports some metrology tools i.e. to measure CD and Overlay.
• On-call duties on weekends and public holidays (as required from the production) with participation in the on-call meeting (before the on-call duty) agreed on his own responsibility with the other on-call service providers.

Your background

• Bachelor's degree in a related field (e.g., Electrical, Mechanical, Chemical, Materials Science or Physics) with 5+ years of experience in industry or master’s degree with 3+ years of experience in industry or Ph.D. with industry experience
• Extensive experience in wafer photolithography operations especially in coating and exposure in Steppers, in a wafer manufacturing environment (thin-film-head, semiconductor wafer manufacturing)
• Familiarity with automated wafer factory software systems like SPC, MES and Experience with data extraction, manipulation, and analysis
• Strong understanding of optics and immersion lithography
• Proficiency in data science and programming is preferred
• Good English and German language skills
• Ability to work in a cleanroom environment

## More about us

Our flexible working practices help you optimize personal and business performance while creating an environment where all employees can develop their skills and grow.

Accessibility and reasonable accommodation

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Use of Al and automated tools in recruitment

As part of our recruitment process, Hitachi Energy uses digital and automated tools, including Al-supported solutions, to assist with activities such as application screening, job matching, and interview scheduling. These tools are designed to support our recruiters and do not replace human decision-making. Candidate data is processed in accordance with applicable data protection and employment laws as well as Hitachi's Global Data Privacy Notice.

Background Screening and Security Checks

As part of the hiring process, Hitachi Energy conducts pre-employment background checks that may include verification of employment history, education, criminal records, and other relevant information, in accordance with applicable laws.

For certain roles—particularly those involving access to sensitive information, financial responsibilities, client data, regulated environments, or security-sensitive functions—additional or more comprehensive background or security screenings may be required. These may include, but are not limited to, enhanced criminal history checks, credit history reviews (where legally permissible), sanctions screening, or other due diligence measures aligned with the responsibilities of the position.

The scope and depth of any background or security review will be determined based on the nature of the role and business necessity, and will always be conducted in compliance with applicable federal, state, and local laws. Candidates will be notified and, where required, asked to provide consent prior to the initiation of any such checks.