Jobs and Careers
ON

Mask Data Prep Engineer

onsemi
United Statesfull_timeVerifiedPosted 7 May 2026

About the role

 

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 venders 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.

Requirements:

  • 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.
  • Decent English communication capability
  • Strong learning capability
  • Good team player

Preferred:

  • 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 (Nasdaq: ON) is driving disruptive innovations to help build a better future. With a focus on automotive and industrial end-markets, the company is accelerating change in megatrends such as vehicle electrification and safety, sustainable energy grids, industrial automation, and 5G and cloud infrastructure. With a highly differentiated and innovative product portfolio, onsemi creates intelligent power and sensing technologies that solve the world’s most complex challenges and leads the way in creating a safer, cleaner, and smarter world.

More details about our company benefits can be found here:

https://www.onsemi.com/careers/career-benefits

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onsemi

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