Sr. Process Integration Engineer

Job Description

Job Title: Senior Process Integration Engineer. Location: United States

Responsibilities:

• Develop and optimize fabrication processes for integrated photonic devices based on crystalline electro-optic materials, including thin-film lithium niobate.
• Improve fabrication process modules used to manufacture critical components for photonic quantum computing hardware.
• Collaborate with the Design team to improve optical component yield and build complex photonic device stacks, including:
  • Low-loss edge couplers
  • Electro-optic modulators
  • Room-temperature photodiodes
• Independently manage wafer lots processed by foundry partners;
• Design and execute fabrication process improvement experiments, including defining fabrication splits and analyzing inline process data.
• Develop and execute metrology and failure analysis plans to identify, evaluate, and mitigate process failure modes.
• Analyze results from process optimization experiments and implement process improvements.
• Collaborate with internal process engineers, photonics engineers, design engineers, and external semiconductor and photonics foundry partners.
• Drive improvements in integrated photonics fabrication performance and manufacturing quality;
• Stay informed about emerging photonics fabrication technologies and implement new techniques where appropriate.

Qualifications:

• PhD in Physics, Materials Science, Electrical Engineering, or a related field.
• 10+ years of experience in semiconductor or integrated photonics fabrication within a foundry environment.
• Experience managing the complete product development lifecycle from research and development through high-volume manufacturing.
• Experience coordinating projects with semiconductor and photonics foundry partners.
• Strong background in semiconductor fabrication process development and optimization;
• Proven ability to improve fabrication processes for low-loss integrated photonic components.
• Experience using semiconductor metrology and failure analysis techniques, including at least two of the following:
  • SEM
  • TEM
  • AFM
  • Ellipsometry
  • XRR/XRD
  • SIMS
  • Raman Spectroscopy
  • Photoluminescence
• Familiarity with passive and active photonic components such as waveguides, modulators, switches, beamsplitters, resonators, and Mach-Zehnder Interferometers (MZIs).
• Strong analytical, problem-solving, communication, and teamwork skills.
• Willingness to travel up to 20%.

Preferred:

• 5+ years of experience developing fabrication processes for integrated photonics using electro-optic materials such as thin-film lithium niobate.
• Experience with integrated photonics fabrication.
• Experience etching waveguides in lithium niobate or similar crystalline electro-optic materials.
• Experience evaluating, procuring, installing, qualifying, and commissioning semiconductor processing or measurement equipment.
• Experience using data analysis tools and software such as Python, GitHub, JMP, and MATLAB;
• Experience working in fabless semiconductor companies.
• Proficiency in Mandarin.

Benefits and Compensation:

• Opportunity to contribute to the development of next-generation photonic quantum computing hardware.
• Work alongside leading scientists and engineers in quantum technologies.
• Collaborative, research-driven, and innovation-focused work environment;
• Opportunities to work with leading semiconductor and photonics foundry partners.
• Equal opportunity employer committed to diversity, inclusion, accessibility, and an equitable workplace.
• Accommodation support is available throughout the recruitment process.
• AI tools may be used during the hiring process to assist with application screening and assessment, while all final hiring decisions are made by human recruiters.

Other Information:

• Industry: Quantum Computing
• Department: Hardware
• Experience Level: Experienced
• Travel Requirement: Up to 20%
• Work involves advanced fabrication of integrated photonic quantum computing hardware;
• Candidates must be comfortable working with interdisciplinary engineering teams and external manufacturing partners.
• Xanadu is committed to building an inclusive workplace where employees from all backgrounds are welcomed and supported.