Postdoctoral Fellowships at KTH Royal Institute of Technology, Sweden
KTH Royal Institute of Technology in Stockholm, Sweden, is currently inviting applications from qualified researchers for a range of Postdoctoral Fellowship positions across several scientific and engineering disciplines.
These opportunities cover diverse research areas, including nuclear engineering, materials science, mechanical engineering, fluid mechanics, computational science, artificial intelligence, chemistry, and sustainable technologies.
Eligible candidates are encouraged to review the available opportunities and submit their applications before the respective deadlines.
Postdoc in Nuclear Fuel Materials
The Nuclear Science and Engineering group at the Department of Physics is seeking a motivated and collaborative postdoctoral researcher to join its nuclear fuel materials research team.
The project focuses on investigating fission product kinetics in advanced uranium nitride nuclear fuel using ion implantation techniques. The successful candidate will combine experimental and computational approaches to study fission product diffusion and the development of high burnup structures in uranium nitride.
The research is supported by the Swedish Radiation Safety Authority and is conducted in collaboration with Westinghouse and Uppsala University.
Postdoc in Nuclear Engineering
KTH is looking for a postdoctoral researcher to contribute to the development of experimental methods for studying two-phase flows under conditions relevant to nuclear reactors.
The research includes developing miniature sensors capable of measuring void fractions and flow velocities. These sensors will be tested using the HWAT facility, which supports research into thermohydraulic phenomena associated with small modular reactors.
The position is part of collaborative European and national research projects supported by the Swedish nuclear regulator.
Postdocs in Nuclear Engineering
Multiple postdoctoral opportunities are available for researchers interested in thermohydraulics and safety issues related to small modular reactors.
Successful candidates will contribute to research supporting the design and development of large-scale experimental facilities at KTH and Oskarshamn. These facilities will investigate important thermohydraulic phenomena relevant to both water-cooled and liquid-lead-cooled SMR technologies.
The projects are connected to national initiatives supported by the Swedish Energy Agency and international collaborations across Europe.
Postdoc in Transmission Electron Microscopy for Sustainable Metals
The Hultgren Laboratory at the Department of Materials Science and Engineering is recruiting a postdoctoral researcher specializing in microstructural characterization of sustainable metallic materials.
The successful candidate will work with advanced transmission electron microscopy techniques and complementary analytical tools. KTH is establishing an advanced high-throughput scanning transmission electron microscopy platform with in-situ and operando capabilities.
The research aims to improve understanding of structure-property relationships in sustainable metals and composites. Applications include materials for automotive electrification, hydrogen-based energy systems, and materials designed for increased recycled content.
Postdoc in Atom Probe Tomography for Sustainable Metals
The Hultgren Laboratory invites applications for a postdoctoral position focused on atom probe tomography and advanced characterization of sustainable metallic materials.
The researcher will use advanced APT techniques to investigate nanoscale structures, precipitation behavior, trace elements, and microstructural processes in metallic and composite materials.
Research areas include hydrogen-resistant alloys, materials for vehicle electrification, alloys containing higher levels of recycled materials, and the development of new processing strategies.
Postdoc in X-ray and Neutron Characterization of Metals for Additive Manufacturing
This postdoctoral position focuses on advanced characterization of metallic materials processed through laser and electron-beam technologies.
The research will investigate additive manufacturing, welding, and heat-treatment processes using in-situ and ex-situ synchrotron and neutron-based techniques.
The successful candidate will contribute to developing experimental methodologies and generating new knowledge about phase transformations, melt-pool behavior, solidification, and the mechanical performance of processed metals.
The research supports sustainable industrial transformation through improved manufacturing efficiency, reduced material waste, and increased use of recycled resources.
Postdoc in Gears – Manufacturing to Performance
KTH is seeking a postdoctoral researcher in machine elements and production development to investigate how manufacturing methods and manufacturing variations influence gear performance.
The interdisciplinary project combines mechanical design, materials engineering, lightweight design, and production development. Research activities include experimental testing, gear geometry characterization, surface analysis, and investigations into efficiency, wear, and service life.
The project also explores alternative gear materials, powder metallurgical manufacturing methods, and new lubrication strategies.
The researcher will become part of XPRES – Centre of Excellence in Production Research and will collaborate with researchers from academia and industry.
Postdoc in Complex Fluid Flows
The Fluids and Surfaces Group at KTH is recruiting a highly motivated postdoctoral researcher to develop an independent research profile in complex fluid systems.
Potential research topics include turbulence, multiphase flows, interfacial phenomena, biofilms, surface engineering, computational fluid dynamics, and scientific machine learning.
Depending on the candidate's background, the research may involve experimental investigations, numerical simulations, theoretical modeling, or data-driven approaches.
The position is supported by an ERC-funded research programme and provides access to advanced experimental facilities, simulation tools, and high-performance computing resources.
Postdoc in Microstructure-Informed Modelling of Fracture Mechanics
This position combines experimental and computational approaches to fracture mechanics and material failure.
The research involves developing new testing geometries for studying void nucleation under different stress conditions using mechanical testing and advanced X-ray computed tomography.
Experimental results will support the development of improved continuum damage mechanics models for finite element simulations. These models will be applied to investigate material failure and ductile-to-brittle transitions in HSLA steels.
Postdoc in Experimental and Computational Fracture Mechanics
KTH is offering a postdoctoral position focused on improving experimental and computational methods for studying fracture and crack growth in ductile materials.
The project combines testing of miniature CT specimens with numerical modelling. A major objective is to improve methods for characterizing crack growth resistance and understanding how laboratory results can be transferred to real structural components.
The expected outcome is an integrated testing and computational methodology that may contribute to future standardized approaches for structural integrity assessment.
Postdoc in Computer Vision for Human Motion Analysis
This research project aims to develop video-based computational methods for understanding and modelling human movement.
Research applications include 3D human pose estimation, activity recognition, and the generation of synthetic human motion.
The project combines motion capture data collection with the development and implementation of modern generative machine-learning models.
Postdoc in High-Performance Computing
KTH Center for Scientific Computing is seeking highly motivated postdoctoral researchers to work as HPC software scientists.
The positions are supported through the SEESSI initiative and focus on preparing major Swedish scientific software systems for next-generation computing architectures.
Researchers will work with internationally important HPC software projects, including molecular dynamics, computational fluid dynamics, and quantum chemistry applications.
The work emphasizes innovative algorithms, modern computing architectures, and energy-efficient scientific computing.
Postdoc in Mass Spectrometry for Detecting Oxygenated Radicals in Air
The Department of Chemistry at KTH is seeking a highly motivated researcher to develop and apply advanced mass spectrometric methods for detecting oxygenated organic radicals in the atmosphere.
Oxygenated radicals play important roles in atmospheric chemistry, combustion, polymerization, and biological systems, yet reliable techniques for detecting individual radicals remain limited.
The successful researcher will work with state-of-the-art proton transfer mass spectrometry and related instrumentation as part of the ERC Advanced project EPHEMERAL.
Postdoctoral Position in Global Detection Techniques for Radicals in Air
KTH is recruiting a postdoctoral researcher to develop advanced detection techniques for oxygenated organic radicals in atmospheric and other complex chemical environments.
The work will involve operating and improving existing detection systems, including chemical amplification techniques, while also developing new analytical methods for laboratory and field applications.
The position will be based in the Nozière research group at the Department of Chemistry at KTH Royal Institute of Technology.
Postdoc in Electronically Tunable Membranes for Digitalized Separation
This postdoctoral opportunity is part of the ERC-funded DynanoNet project, which focuses on developing digitally controlled separation technologies using electronically tunable membrane systems.
The successful researcher will contribute to pioneering new approaches in separation science and help advance technologies capable of digitally controlling separation processes.
📌 Important Information for Applicants
Applicants are strongly encouraged to carefully review the eligibility criteria, required qualifications, application documents, and recruitment conditions for each individual postdoctoral position before submitting an application.
Application deadlines vary between positions, with deadlines ranging from 1 September 2026 to 1 October 2026.
Candidates should prepare their academic CV, research credentials, publication records, and other required documents early to avoid missing the relevant application deadline.
About KTH Royal Institute of Technology
KTH Royal Institute of Technology is a public research university located in Stockholm, Sweden, and is widely recognized as Sweden's largest technical university.
The university conducts education and research across engineering, technology, natural sciences, and related interdisciplinary fields. KTH operates through several schools and campuses in and around Stockholm.
With a history that can be traced back to the seventeenth century through its predecessor institutions, KTH has developed into one of Scandinavia's leading institutions for science and technology education and research.
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