student English-speaking jobs in Mülheim

Lead a multi-site heavy and special transport operation across Germany. Drive operational excellence, efficiency, and performance. Develop and implement standardized processes and best practices.

Postdoctoral researcher to develop attosecond science experiments using hard X-ray FEL radiation. Requires a PhD in physics or related field and research background in experimental attosecond science. Experience with X-ray techniques and/or FEL science is an asset.

Lead and develop a German subsidiary of an international provider of technical B2B industrial services. Drive business development, manage customer relationships, and oversee service contract delivery.

Automation Engineer – Operations will ensure the stable operation of Operational Technology (OT) systems in daily plant use. Responsibilities include system troubleshooting, maintenance, data security, compliance, and cross-functional partnership.

Security Expert for AI Security at ZEISS Semiconductor Manufacturing Technology. ZEISS enables the production of smaller, more powerful, and more energy-efficient microchips.

Human Resources Manager will serve as a key member of the leadership team, supporting operations in Birkenfeld, Germany and Arad, Romania. Responsibilities include talent acquisition, employee relations, performance management, and driving HR initiatives to support business goals.

Product Manager needed to shape security and perimeter protection solutions. Responsibilities include advising customers, designing security solutions, managing tenders, and developing training materials. Requires technical background, strong communication skills, and fluency in German and English.

Develop and implement complex scientific devices for aerosol and liquid jet applications. Adapt devices for use in large-scale facilities and coordinate work with external companies and internal service groups. Provide technical support and operate facilities, including experiment setup and modification.

Supports data-driven decision-making by analyzing business data to improve planning, reporting, and execution. Tasks include documenting requirements, mapping processes, preparing reports, and contributing to dashboards.

Provides expert application support for physiological, cardiological, and respiratory research solutions. Assists customers with system selection, training, and ongoing support. Translates customer feedback into product improvements. Requires strong customer orientation, technical understanding, and excellent communication skills.

Freelance lecturers (m/f/d) are sought for university preparation courses in Berlin, starting September 2026. Subjects include English, Mathematics, Computer Science, Natural Sciences, Economics, and German (as a Foreign/Second Language). Applicants should have a relevant university degree, teaching qualification, or equivalent experience.

PhD student to study Fe-bearing materials at high photon energies. Participate in R&D of X-ray scattering experiments and dynamic compression experiments. Prepare PhD thesis and participate in the European XFEL PhD program.

Working student in marketing and communication for a leading international strategy and management consultancy. Plan, create, and publish marketing content, analyze data, and support sales campaigns.

From August 2026 our secondary school in Dreieich (near Frankfurt) is looking for a Mathematics Teacher (in part-time or full-time)

Working student to produce online learning content using a custom authoring tool. Must have strong English (B2) and German language skills, experience with Microsoft Office Suite, and high attention to detail.

Build the Continuous Improvement function at a growing logistics hub by introducing Lean principles, developing the CI roadmap, and leading improvement initiatives. Requires experience in CI/Lean and fluency in German.

As a Learning & Development Specialist, you will own the reskilling strategy and build our Academy, designing and delivering AI-focused learning content. You will manage external training partners and connect learning to performance, ensuring development aligns with competencies and goals.

Experienced Electrophoresis Specialist needed for production, optimization, and quality control of electrophoresis products in a GMP/GxP laboratory.

Lead the direct marketing sales team and strategy for a leading European energy trader expanding in German and international markets. Responsible for building and executing a 3-5 year strategy, leading negotiations, and identifying new market segments. Proven success in upstream direct sales in the German energy market and strong leadership skills are required.

Electronics Technician for Maintenance & Cable Manufacturing will assemble, test, and repair electronic devices and sub-assemblies. Responsibilities include troubleshooting, modifying PCBs, and documenting work. Requires vocational training in a related field, experience with electronic assembly and testing, and proficiency in SAP and MS Office.