Quantum Dot Process & Optics Engineer (Automation-ready)

Quandela; Palaiseau; On-site; EUR 60,000 - 85,000; Full time

Benefits offered by this job

Profit sharing

Health coverage

Transport reimbursement

Meal vouchers

Gymlib fitness support

Childcare assistance

Referral bonuses

Job summary

Quandela, a global leader in quantum computing, is seeking a Process & Characterisation Engineer to prepare and validate GaAs/AlGaAs samples containing InAs quantum dots through the first steps of the single-photon source fabrication flow.

The role blends hands-on cleanroom processing—chemical treatment, PECVD deposition, and high-temperature annealing—with optical characterisation before and after each step, guiding decisions on sample readiness and recipe adjustments.

Qualifications

• Master’s degree in Materials Science, Semiconductor Physics, Optics, Micro/Nanofabrication or related field.
• Solid foundations in semiconductor physics, III-V materials.
• Solid foundations in optics and semiconductor fabrication processes.
• Fluency in Python for data analysis.
• Excellent attention to detail and rigorous experimental approach.
• Strong troubleshooting and problem-solving skills.
• Clear documentation and communication skills.
• Fluent English, both written and spoken.

Responsibilities

• Prepare GaAs/AlGaAs samples with InAs quantum dots and perform cleanroom processing steps.
• Measure optical properties and validate processing outcomes against criteria.
• Adjust process recipes based on data within defined windows.
• Analyse measurement data and maintain traceable sample records.
• Contribute to automation and optimisation of measurement setups.

Skills

Python

English fluency

Attention to detail

Problem solving

Documentation

Troubleshooting

Education

Master’s degree in Materials Science

Tools

Cryogenic measurement setup

Photoluminescence setup

Cryostat (40 K)

Job description

Quandela, a global leader in quantum computing, is seeking a Process & Characterisation Engineer to prepare and validate GaAs/AlGaAs samples containing InAs quantum dots through the first steps of the single-photon source fabrication flow.

The role blends hands-on cleanroom processing—chemical treatment, PECVD deposition, and high-temperature annealing—with optical characterisation before and after each step, guiding decisions on sample readiness and recipe adjustments.