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A*STAR
A*STAR

Scientist, Photonics, QinC

A*STAR Quantum Innovation Centre

Location

Singapore

Department

A*STAR Quantum Innovation Centre

Posted

1 month before

Full Job Description

Job Description

We are seeking a highly motivated Research Scientist to join our team to on developing Integrated Quantum Light Sources for Photonic Quantum Processors. The successful candidate will focus on the development of wafer-scale poling techniques and advanced characterization of thin-film lithium niobate (TFLN), with the goal of enabling high-quality quantum light source generation for scalable photonic quantum systems.

Responsibilities

  • Design and implement automated control and data-acquisition systems for poling processes, confocal-based domain imaging, and fiber-to-chip coupling characterization.
  • Establish high-throughput workflows for wafer-scale device screening, including evaluation of poling quality, optical loss, and coupling efficiency.
  • Integrate and synchronize optical, electrical, and mechanical instrumentation into a coherent and robust automation framework.
  • Optimize system performance in terms of measurement speed, reproducibility, and scalability for large-area device evaluation.
  • Translate fabrication variability into systematic testing and feedback strategies to improve device yield and performance.
  • Collaborate closely with fabrication teams to support process development and device optimization for TFLN photonics.
  • Mentor junior researchers and students, and contribute to project planning, reporting, and research dissemination (publications, patents, and presentations).

Requirements

  • PhD in Photonics, Electrical Engineering, Applied Physics, or a related field.
  • Strong background in integrated photonics, with preference for experience in lithium niobate (TFLN) or related platforms.
  • Proven experience in laboratory automation, including instrument control, data acquisition, and system integration.
  • Strong programming skills (e.g., Python, LabVIEW, or equivalent) for developing automated measurement and control systems.
  • Hands-on experience with optical characterization techniques (e.g., laser-based measurements, fiber coupling, confocal microscopy).
  • Familiarity with ferroelectric domain engineering, poling processes, or nonlinear/quantum photonic devices is highly advantageous.