student English-speaking jobs in Gelsenkirchen

Chief of Staff, part of the leadership team, reports to founders and represents the company in board meetings. Builds Vara's global growth through sales channels and AI-driven process improvements. Leads strategic projects, acts as a thought partner to founders, and automates processes with AI.

Coordinate and drive creative projects from ideation to execution, ensuring timely delivery of high-quality assets. Manage project timelines, collaborate with stakeholders, and track project progress.

UX/UI intern to collaborate on product design and user flows for Occibo, an AI-powered self-service platform for children's book creators. Assist with wireframes, prototypes, and UI assets to shape engaging user experiences.

The ION® Endoluminal Territory Associate supports early adoption of the Ion® platform for lung biopsy. This role provides procedural support, training, and collaborates with key physicians to integrate Ion® at new customer sites.

Senior Specialist SAP Application BI Global ensures stable operation of the SAP BW/BI landscape. Analyzes incidents, resolves system issues, and maintains data accuracy. Supports SAP BI initiatives, S/4HANA transformation projects, and provides 2nd-level support to business users.

Develop and own robotic systems that operate as coordinated agents in real-world environments. Design and implement performance-critical, real-time robotics software with a focus on multi-agent coordination.

As an EHS Expert, you will support project teams and site personnel in ensuring compliance with Zero Harm, local legislation, and contractual EHS requirements. You will monitor EHS plans, track compliance, support incident investigations, and maintain accurate records.

A postdoctoral position is available at the Institute of Microbiology, Heinrich Heine University Düsseldorf. The successful candidate will investigate a newly discovered peptide-mediated G protein-coupled receptor (GPCR) signaling system in the plant pathogen Ustilago maydis.

Native Bulgarian male speakers are needed for a non-professional AI training project. Record approximately 300 short phrases in your native language. A PC with a microphone and the ability to use Audacity recording software are required.

Design Engineer will contribute to the development of high-speed, environmentally friendly rail vehicles. Responsibilities include assisting with concept development, design documentation, and collaboration with stakeholders.

Nachhilfeunterricht seeks motivated individuals to provide online, in-person, or hybrid tutoring for children aged 3 to 10. Support children with school subjects, study techniques, reading, basic math, or educational play.

Global Project & Marketing Manager for a leading fragrance company. Manage fragrance projects from initiation to presentation, coordinate internal teams, and build client relationships. Requires 5+ years of experience in a commercial or marketing role, strong presentation skills, and fluency in English. German fluency preferred.

Leads partner-facing initiatives to accelerate content growth and quality on TikTok for creators and publishers. Manages a portfolio of partners, drives account performance, and identifies growth opportunities.

Sales Account Manager for Essential Oils will develop and deliver sales targets and activities for F&F, personal care, and aromatherapy clients in Europe. Responsibilities include prospecting for new accounts, maintaining existing business, and reporting on sales performance. Fluent German and English are required, with French or other European languages a plus. Relevant sales experience in a B2B environment, ideally in fragrances, extracts, or ingredients, is preferred.

The Head of Technology Transfer will lead the strategic direction of CTC's technology transfer, transforming scientific breakthroughs into market-ready solutions, spin-offs, and industry partnerships. This role will establish scalable processes and pathways from discovery to application, focusing on advancing a chemical circular-economy innovation ecosystem.

PhD Student position focused on developing generic physiologically based kinetic (PBK) models for toxicology. Responsibilities include further development of an existing PBK model, integration of in vitro ADME parameters, and analysis of uncertainties.

Develop robust, real-time controllers and online vehicle state estimation. Design and implement model- and data-driven observers for environment estimation. Production-oriented implementation on the ECU with a focus on numerical robustness and runtime performance. Testing and measurement data acquisition on prototypes.

Senior Physicist needed for a remote contract role. Solve complex multimodal physics problems, evaluate AI model performance, and collaborate with research teams. Must have a strong physics background and experience with AI model training and evaluation.

The Assistant Deputy General Counsel will support the Deputy General Counsel – EMEA Region in managing risk and compliance, providing legal advice to regional leadership, and assisting with employment, labor, and human resources issues.

Develop and implement innovative assays for plant phenotyping and imaging. Refine standard procedures for robust data collection and integrate automation and digitalization technologies. Analyze imaging data, focusing on Root X-ray CT datasets, and manage technical aspects related to system and automation availability.