43 English-speaking jobs in Jena
PhD Student - Camera Optical Design Research
- Huawei Research Center Germany & Austria
- Jena
- February 18
PhD Student to perform research and design work in mobile phone imaging lenses and optical architectures. Responsibilities include optical design, tolerance analysis, and collaboration with cross-functional teams.
Windows System Administrator/IT Specialist 2nd Level (m/f/d)
- IGEPA Business- und IT-Services GmbH
- Jena
- February 18
Windows System Administrator/IT Specialist (2nd Level) responsible for implementing user management and IT services, qualifying, analyzing, and resolving IT malfunctions, and creating procedural instructions. Requires completed IT training, in-depth knowledge of Microsoft Windows operating systems, and experience with AD, Azure, Citrix Virtual Desktop, O365, Exchange, and SharePoint.
ERP Application Manager (m/f/d)
- Wohlhaupter GmbH
- Jena
- February 18
Support and develop the Oxaion ERP system, analyze and fix errors, and plan hardware and software investments. Analyze business processes, develop solutions, and assist departments with questions.
Application programmer (m/f/d) for MSR systems
- GTM Gebäudetechnik Management GmbH
- Jena
- February 18
Application programmer for MSR systems will develop MCR application programs, participate in new function development, and analyze technical building system components.
Process Manager (m/f/d)
- PROSOZ Herten GmbH
- Jena
- February 18
Process Manager will oversee complex interfaces between business areas, support process introduction and development, identify optimization potential, and document processes. Requires a degree in a relevant field, BPMN 2.0 certification, and experience in process management, ideally in IT environments.
Wissenschaftliche:r Koordinator:in Bioinformatik
- Friedrich-Schiller-Universität Jena
- Jena
- February 18
Wissenschaftliche:r Mitarbeiter:in für Photonik
- Friedrich-Schiller-Universität Jena
- Jena
- February 15
Estimator (m/f/d) project costs & preparation and optimization of the bill of quantities
- Paul Wurth S.A.
- Jena
- February 15
Estimator responsible for technical/commercial aspects of sales projects. Collaborates with engineering, sales, supply chain, and legal teams. Defines project costs, prepares bills of quantities, and supports commercial negotiations. Requires a Master's degree in engineering or equivalent experience, fluency in English, and strong communication and organizational skills.
PHP Laravel Engineer [gn]
- LUMASERV GmbH
- Jena
- February 15
Develop and maintain customer projects using PHP and Laravel. Design and build REST APIs and integrate with frontend applications. Write and maintain comprehensive tests and participate in technical planning sessions.
Internship / Thesis – Process Innovation Finance & Sales (m/f/x)
- ZEISS Group
- Jena
- February 12
Analyze and redesign a global finance and sales process, identifying automation and optimization potentials. Develop future-proof solutions using modern tools and collaborate with international teams in an English-speaking environment.
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
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.
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.
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.
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.
Genesys Cloud Application Consultant (f/m/x)
- ZEISS
- Jena
- February 10
As a Genesys Cloud Application Consultant, you will develop, support, and optimize the global Genesys Cloud based Contact Center Solutions at ZEISS. You will oversee the entire lifecycle of application operations, from implementation to ongoing monitoring and resolution. You will collaborate with business units and IT teams to ensure customer needs are met.
SAP S/4HANA Business Expert EMEA HUB (f/m/x)
- ZEISS Group
- Jena
- February 10
Manage business requirements and design process adaptations for the SAP S/4HANA system. Drive harmonization and standardization of end-to-end business processes. Provide guidance to junior business experts and contribute to training materials.
Lead DevOps Engineer (m/f/x)
- ZEISS Group
- Jena
- February 10
Lead DevOps Engineer responsible for the architecture, operation, and continuous development of a Kubernetes-based cloud environment. Will provide technical leadership to the DevOps team, coach colleagues, and work closely with Product Owners and Security experts. Requires a Master's degree in a related field and at least 5 years of experience in cloud operations and development with expertise in Azure and Kubernetes.
Wissenschaftliche:r Mitarbeiter:in Chemische Biologie/Biochemie
- Friedrich-Schiller-Universität Jena
- Jena
- February 10













































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