Photo Mask / Reticle Build Engineer

Polar is an U.S.-based manufacturer of analog and power semiconductor devices and sensors.

Proudly located in the Upper Midwest-the birthplace of the supercomputer and beating heart of the automotive industry-Polar Semiconductor is leading the charge in American made semiconductor manufacturing.

SUMMARY:

Polar Semiconductor is seeking a Reticle Build Engineer to support our photomask operations and reticle lifecycle management using MaskCompose and related tools. In this role, you will be responsible for translating design intent into high-quality reticles used in the fabrication of advanced semiconductor devices. This position requires hands-on experience with mask composition, job deck creation, data verification, and collaboration with internal and external teams. Working knowledge of PCM, IPM and alignment tree are

RESPONSIBILITIES:

• Use MaskCompose tools to create and manage reticle job decks, including layout composition, data alignment, and layer mapping.

• Coordinate mask builds from design tape-out to delivery, ensuring accurate and timely reticle generation.

• Perform data validation and integrity checks prior to mask submission.

• Collaborate with design, process, and fab teams to understand reticle requirements and resolve technical issues.

• Interface with external mask shops to track status, quality, and turnaround time of photomasks.

• Review and disposition mask defects; initiate rework or remakes when necessary.

• Maintain reticle inventory, revision control, and documentation for production and engineering use.

• Support continuous improvement in reticle build workflows and automation initiatives.

QUALIFICATIONS:

• Bachelor's degree in Electrical Engineering, Materials Science, Computer Engineering, or related technical field.

• 3+ years of experience in semiconductor manufacturing or photomask engineering.

• Experience with MaskCompose or similar mask composition tools.

• Understanding of photolithography and mask manufacturing processes.

• Familiarity with GDSII/OASIS formats and data handling.

• Working knowledge of reticle job deck formats and layout tools.

• Strong problem-solving skills, attention to detail, and ability to manage multiple tasks.

Preferred Qualifications:

• Experience with job deck scripting or automation (e.g., Python, Perl, Tcl).

• Knowledge of DRC tools (e.g., Calibre) and OPC processes.

• Exposure to EUV or DUV reticle technology and inspection tools.

• Prior experience working with offshore mask shops or foundry partners.

WORK ENVIRONMENT:

• Primarily office-based with potential access to cleanroom and lithography areas.

• Occasional off-hours support may be required during critical production cycles.

• Hybrid / remote negotiable

The estimated base pay for the position is $115,000-$168,000. The pay offered is based on many factors including, but not limited to, relevant education, job-related experience, skills and level of the position.

• Full-time employees will be eligible to receive the following benefits and additional compensation:

  • Medical, Dental and Vision Insurance

  • Paid Time Off starting the first day

  • 401k including a generous company match

  • Tuition assistance

  • Disability and life insurance

  • Legal and ID theft insurance

  • Employee Assistance Program

  • Annual Incentive Program (Bonus)