Mask Data Prep Engineer

We are seeking an 0‑2 years experienced Mask Data Prep Engineer to support image sensing product tape‑out and reticle engineering activities. In this role, you will be responsible for preparing photomask and reticle data, supporting mask readiness for production, and collaborating closely with design, technology, and manufacturing teams to ensure smooth transitions from product development to high‑volume manufacturing.

• Support tape‑out work to both internal FABs as well as external foundries.
• Perform DRC & LVS verification on chip design layouts when needed.
• Perform floor‑planning for production and development test patterns.
• Write automation scripts for basic layout and/or data prep functions.
• Support Integration team for technology development on new mask layer definition and enablement, metrology and lithography structure introduction.
• Prepare reticle & mask data, collaborating with PDK team on data processing to ensure GR cleanness and data integrity.
• Coordinate QA on reticle data review and release and work with photomask shop vendors on delivery.
• Interface with other engineering teams including Design, Fab, Tech Development as well as mask vendors to facilitate the flow from NPD to manufacturing.

• BS Degree in Electrical/Computer Engineering or related field plus 0‑3 years of experience.
• Demonstrated programming skills in one or more of the following: SVRF, TCL, C/C++, Java, Perl/Python, Qt, CMake/Make, and SQL.
• Good knowledge of using layout design tools such as Cadence or Mentor.
• Excellent technical communication skills.
• Strong learning capability.
• Good team player.

• Familiar with semiconductor manufacturing processes. Basic Process and Device technology experience.
• Demonstrated skills/knowledge of design revision control systems such as Cliosoft, SVN or CVS.
• IT flows and tools:
  Jenkins, Apache web, Database, Jira, Testing frameworks.
• Advanced EDA flows and tools:
  Calibre DRV/MDPV, CAT, EBVIEW.
• Experience in FAB operation or process integration is a plus.
• Previous connection with major photomask vendors is a plus.
• Any OPC, RET, MPC/SMO knowledge would be a huge plus.

onsemi is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, ethnicity, color, religion, ancestry, national origin, age, marital status, pregnancy, sex, sexual orientation, physical or mental disability, medical condition, genetic information, military or veteran status, gender identity, gender expression, or any other protected category under applicable federal, state, or local laws. If you are an individual with a disability and require a reasonable accommodation to complete any part of the application process, or are limited in the ability or unable to access or use this online application process and need an alternative method for applying, you may contact  for assistance.

• Job Identification 2505404
• Job Category Engineering
• Posting Date 05/07/2026, 07:51 PM
• Degree Level Bachelors
• Job Schedule Full time
  
  Job Shift Day