43 English-speaking jobs in Jena
Senior AI Engineer / Consultant – (agentic AI) - 90% Home-office
- Optimus sea
- Jena
- February 13
Senior AI Engineer/Consultant to establish AI-supported software development lifecycles for clients using agentic coding tools. Provide strategic consulting and technical expertise in AI integration within cloud architectures (Azure/AWS). Experience with modern development practices (CI/CD, GitOps, IaC) and agentic coding tools (GitHub Copilot, Claude Code, OpenAI Codex) is required.
Postdoktorand:in im Bereich Auswirkungen von Dürre auf das Mikrobiom von Baumkronen, die chemische Vielfalt und pflanzenfressende Insekten
- Friedrich-Schiller-Universität Jena
- Jena
- February 11
Postdoktorand:in im Bereich elektrochemische Energiespeicherung und Materialdesign
- Friedrich-Schiller-Universität Jena
- Jena
- February 11
Head of Data Center (f/m/d)
- Confidential
- Jena
- February 11
The Head of Data Center will lead the planning, design, implementation, and ongoing development of the MPI-GEA Data Center. This role involves conceptualizing, developing, and executing management workflows, designing and maintaining databases, and managing a team of five staff members. The Head of Data Center will liaise with researchers and IT service units to ensure data accessibility and meet scientific standards.
Internship/ Thesis – Wave Optical Propagation for Micro-optical Structures (m/f/x)
- ZEISS Group
- Jena
- February 11
Internship or thesis opportunity investigating wave optical propagation algorithms for applications like optical waveguides and micro-optic components.
Entrepreneur in Residence
- soonami.io GmbH
- Jena
- February 11
soonami GmbH seeks an Entrepreneur in Residence with proven startup experience and expertise in AI or Web3. Selected candidates will participate in a 10-day sprint and build their startup as part of a 3-month program.
Customer Service Representative (Travel Industry)
- Hjbtravels
- Jena
- February 11
Strategic Marketing Manager (m/f/x)
- ZEISS Group
- Jena
- February 11
Strategic Marketing Manager for ZEISS Refractive business. Develops and implements marketing strategies, product launch plans, and collaborates with global and local teams to drive business growth. Requires a Bachelor's/Master's degree in Marketing, Business Administration, or Science, 5+ years of marketing experience, and fluency in English.
Supplier Development Manager (f/m/x)
- ZEISS Group
- Jena
- February 11
Evaluates and qualifies global supplier network for scalability, cost-efficiency, and sustainability. Develops improvement plans with suppliers to achieve growth targets. Analyzes supplier processes and implements measures to enhance performance and reduce risk. Ensures supply chain compliance with regulations and standards.
Internship / Master thesis on topological optical metasurface design & optimization (m/f/x)
- ZEISS Group
- Jena
- February 11
Internship or Master thesis focused on topological optical metasurface design and optimization. Evaluate and develop design techniques, simulate and design test metasurfaces, and contribute to experimental structure definition.
Wissenschaftliche:r Mitarbeiter:in Chemische Biologie/Biochemie
- Friedrich-Schiller-Universität Jena
- Jena
- February 10
Postdoktorand:in Chemische Biologie
- Friedrich-Schiller-Universität Jena
- Jena
- February 10
Network Manager
- Leibniz Institute for Natural Product Research and Infection Biology
- Jena
- February 6
The Leibniz-HKI seeks a Network Manager to support the Fellows4Fungi EU-funded MSCA COFUND postdoctoral program. Responsibilities include program management, coordination, communication, dissemination, outreach, administrative support, and strategic program development.
Software Architect Machine Control Stack (all gender)
- ALTEN
- Jena
- February 6
Network Manager (m/f/div)
- Leibniz Institute for Natural Product Research and Infection Biology
- Jena
- February 5
The Leibniz-HKI seeks a Network Manager to oversee the Fellows4Fungi EU-funded MSCA COFUND postdoctoral program. Responsibilities include program management, coordination, communication, dissemination, outreach, administrative support, and strategic program development.
R&D Chef (all genders)
- HelloFresh SE
- Jena
- February 4
Develop new recipes and improve existing ones for a healthy meal delivery service. Collaborate with cross-functional teams to ensure recipes meet nutritional, cost, and production targets. Analyze customer feedback and market trends to inform recipe development.
Quality Management System (QMS) Manager (m/f/x)
- ZEISS Group
- Jena
- February 3
Establish, maintain, and develop an effective Quality Management System (QMS) compliant with medical device regulations. Focus on Computerised System Validation (CSV) and regulatory requirements within the ZEISS FIT4 SAP S/4Hana Project.
Doktorand:in Bioinformatik:Virale Strategien im globalen Mikrokosmos
- Friedrich-Schiller-Universität Jena
- Jena
- February 2
IT Support
- Leibniz Institute for Natural Product Research and Infection Biology
- Jena
- February 2
Provides IT support for life science research, including web app development, pipeline curation, and cluster management. Requires experience with server administration, containerized environments, and R/Python.
Software Engineer - C#/WPF (m/f/d)
- Optimus Search
- Jena
- February 2












































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