Postdoctoral Researcher - Micro-fabrication, MEMS & Heterogeneous Integration for Advanced Semiconductor Cooling

Barcelona, Spain (UAB Campus) Institute of Microelectronics of Barcelona (IMB-CNM, CSIC) Start date: December 2026 – January 2027 Full-time | Postdoctoral Position

The Institute of Microelectronics of Barcelona (IMB-CNM, CSIC) is the largest Spanish research institute dedicated to Micro and Nanotechnologies, Micro-systems, Semiconductor Technologies and Integrated Systems. Recognized as a María de Maeztu Unit of Excellence, IMB-CNM hosts Spain’s largest clean room facilities and develops cutting-edge technologies for science and industry. We are seeking a highly motivated Postdoctoral Researcher in Micro-fabrication and Heterogeneous Integration to lead the development of advanced micro-channel cooling technologies for next-generation radiation detectors, semiconductor devices, and high-performance computing (HPC) systems. This role offers a unique opportunity to bridge micro-fabrication, MEMS technologies, advanced packaging, thermal management, silicon inter-posers and 3D integration within an internationally collaborative research environment.

About the Project The project focuses on developing innovative technological solutions to integrate micro-channel cooling into semiconductor platforms through: ✅ Silicon interposers with embedded micro-channels ✅ Heterogeneous integration technologies ✅ Redistribution Layers (RDL) ✅ Through-Silicon Vias (TSVs) ✅ Wafer bonding and advanced packaging processes ✅ Monolithic integration with radiation detectors

The resulting technologies will support applications in: Particle Physics Instrumentation Photon Science and Free Electron Lasers High-Performance Computing (HPC) Cooling Future Semiconductor and Heterogeneous Integration Systems





Your Role As the Technical Lead for prototype development, you will coordinate the design, fabrication, integration and validation of advanced micro-fabricated devices.

Key Responsibilities Technical Leadership Lead the development and integration of micro-fabricated prototypes. Define, optimize and supervise process flows for micro-channel cooling devices. Ensure compatibility across multiple fabrication and integration technologies. Drive technical decision-making throughout the project life cycle. Prototype Development & Coordination Manage multiple prototype developments in parallel. Plan fabrication campaigns and process iterations. Identify, assess and mitigate technical risks. Coordinate activities with clean room engineers and technical staff. International Collaboration Act as the technical interface with international research partners. Translate system-level requirements into fabrication and design specifications. Support experimental validation campaigns and data interpretation. Knowledge & Research Output Document process flows, design decisions and experimental results. Contribute to project deliverables, technical reports and scientific publications. Participate in international conferences and collaborative research activities.

Required Qualifications PhD in Experimental Physics, Microelectronics, Electronic Engineering, Materials Science, MEMS Engineering,



Semiconductor Technology or related disciplines Leading skills to take technical decisions and responsibilities Capacity to collaborate efficiently and openly in a technical and research environment Proven experience in clean room-based micro-fabrication Experience in MEMS or in advanced packaging / heterogeneous integration Previous experience in applied microfluidics or thermal management will be highly valued. Skills: Teamwork, Critical thinking and problem solving, Collaborative knowledge generation, Managing deadlines and competing responsibilities, Flexibility in scientific approaches and collaboration Languages: Professional working proficiency in English, Basic knowledge of Spanish is desirable

What We Offer ✨ Opportunity to work at one of Europe's leading microelectronics research centres ✨ Access to state-of-the-art clean room and nano-fabrication facilities ✨ Collaboration with internationally recognized researchers and engineers ✨ Participation in high-impact scientific publications and conferences ✨ Exposure to cutting-edge technologies in semiconductor manufacturing and advanced packaging ✨ Dynamic, multidisciplinary and highly collaborative environment

Interested? We would love to hear from you! Application deadline:

October 30, 2026 Apply through LinkedIn and access our website for more details about the application process:

https://www.imb-cnm.csic.es/en/research/research-career/open-positions

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📌 Postdoctoral Researcher (Barcelona)
🏢 Institute of Microelectronics of Barcelona (IMB-CNM, CSIC)
📍 Barcelona