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The Future AI Infrastructure team at Microsoft Research Cambridge (UK) is pioneering scalable, energy-efficient optical technologies to redefine the future of data centre infrastructure. We’re looking for a talented, curious and motivated PhD student to join our multidisciplinary and highly collaborative team for a research internship starting in summer 2026. In this role, you will design and explore novel light source concepts for next-generation optical transmitters. You will tackle real-world technical challenges, pushing the boundaries of current technology to deliver transformative solutions for AI-scale systems. Location: Cambridge, UK Duration: 12 Weeks
Job Responsibility:
Research novel technologies for light sources
Design and simulation of novel light sources
Lab-based experimental evaluation
Documenting and presenting your findings in technical documents and presentations
Requirements:
Be enrolled in a PhD program in Photonics, Physics, Electronic Engineering, or related discipline
Knowledge of the physics of semiconductor photonics devices
Experience with integrated photonics design and simulation
Experience with characterization of photonics devices in an optical lab
Interns are expected to be physically located in Cambridge, UK.