Photonics Process Engineer for Semiconductors

Quantum Computing Inc.; Wilmington (MA); On-site; USD 110,000 - 170,000; Full time

Job summary

Quantum Computing Inc. seeks a Semiconductor Process Engineer to join the Photonics division, focusing on wafer-based optoelectronic devices. You will develop and optimize III‑V avalanche photodetectors and laser diodes, guiding technicians and improving fabrication workflows.

You will work with in‑house wafer fabrication to advance device performance, ensure safety in the clean room, and support certification efforts for quality systems.

Qualifications

• BS or MS in Electrical Engineering or Materials Science.
• 4+ years hands-on experience with compound semiconductor device fabrication.
• Strong knowledge of semiconductor process technology and device physics.
• Ability to work independently with minimal supervision.
• Strong organizational, analytical, and problem‑solving skills.
• Proficiency with DOE and SPC concepts.
• Excellent documentation and written/oral communication skills.
• Experience with clean room processing techniques.
• Dexterity for handling wafers; safety in clean room.

Responsibilities

• Develop new fabrication processes and define new process flows.
• Continuously improve existing fabrication processes and process flows.
• Work with device designers to fabricate and optimize new photonic devices.
• Develop thin film deposition procedures required for new device structures.
• Develop thin film wet etching, RIE, and DRIE as required for device development.
• Perform photolithography mask CAD design and layout.
• Develop wafer diffusion processes for III‑V semiconductors.
• Implement, document, and maintain process run sheets and work instructions.
• Analyze correlations between process attributes and device performance.
• Track process variation and drive continuous improvement initiatives.
• Review new device specifications and analyze requirements against existing capabilities to estimate costs and yields.
• Support the fabrication facility in obtaining and maintaining industry‑standard certifications.

Skills

Semiconductor fabrication

Independent work

Analytical skills

Cleanroom techniques

Wafer handling

Safety

DOE and SPC

Documentation

Communication

Education

Bachelor’s or Master’s in Electrical Engineering or Materials Science

PhD in Electrical Engineering or Materials Science

Job description

Quantum Computing Inc. seeks a Semiconductor Process Engineer to join the Photonics division, focusing on wafer-based optoelectronic devices. You will develop and optimize III‑V avalanche photodetectors and laser diodes, guiding technicians and improving fabrication workflows.

You will work with in‑house wafer fabrication to advance device performance, ensure safety in the clean room, and support certification efforts for quality systems.