Silicon Photonics Design Scientist: PICs & Integration

Karlstad University; Espoo; On-site; EUR 60,000 - 85,000; Full time

Job summary

VTT invites applications for a Research Scientist in Silicon Photonics design and integration. The role focuses on developing fast photonic integrated circuits (PICs) and applying them to optical interconnects, RoF, and quantum-ready platforms.

You will collaborate across teams in Espoo, contributing to fabrication-ready designs and system-level integration. The position emphasizes hands-on design, simulation, and testing in a world-class cleanroom, with opportunities to publish and present

Qualifications

• Master's degree in physics, photonics, electrical engineering or related field.
• Good understanding of RF signals in MHz/GHz range.
• Programming skills, e.g., Python, for data analysis and simulations.
• Excellent oral and written English communication.

Responsibilities

• Design, simulate and test optical waveguide components (modulators, switches, multiplexers, detectors).
• Develop PICs and PIC-based systems for fast optical signals in MHz/GHz range.
• Contribute to assembly, packaging and integration with control electronics and software.
• Collaborate with wafer processing experts to ensure fabrication feasibility at VTT or partners.
• Assist in reporting and dissemination of research results.

Skills

RF signals knowledge

Python programming

English communication

Education

Master's degree in physics

Job description

VTT invites applications for a Research Scientist in Silicon Photonics design and integration. The role focuses on developing fast photonic integrated circuits (PICs) and applying them to optical interconnects, RoF, and quantum-ready platforms.

You will collaborate across teams in Espoo, contributing to fabrication-ready designs and system-level integration. The position emphasizes hands-on design, simulation, and testing in a world-class cleanroom, with opportunities to publish and present