student English-speaking jobs in Gelsenkirchen

Freelance lecturer to teach fundamental AI reinforcement learning concepts, including Markov decision processes, Q-Learning, and value functions. Design courses using provided materials and conduct on-site teaching sessions. Requires a university degree in Data Science or a related field and practical work experience. Fluency in English (C1 level) is required.

Simulation Coach for Air Traffic Control (ATC) trainees, providing practical training and mentoring. Requires APS and/or ACS ratings, extensive ATC experience, and strong communication skills in English.

The German Institute of Human Nutrition seeks a Postdoc to conduct research on metabolic flexibility and its role in the progression from prediabetes to type 2 diabetes. The position involves analyzing data from the EPIC-DZD substudy and the NAKO Health Study using epidemiological methods and statistical software.

Outbound Key Account Executive will identify and engage with small business prospects in Switzerland via phone, email, and social media. Build relationships, deliver product pitches, and manage the full sales cycle.

Local IT Site Lead responsible for the availability, stability, and performance of IT systems at the Jena site. Acts as the single point of contact for local IT, ensuring alignment between local business and global IT. Provides on-site IT support and participates in international IT projects.

Senior Forecast Manager will monitor, analyze, and improve forecasting performance. Develop and present reports, uncover root causes for deviations, and contribute to Sales and Operations Planning. Lead process standardization initiatives and foster a collaborative environment. Requires a university degree in a relevant field, experience with statistical forecasting models, and strong analytical skills.

Senior Deal Desk Analyst supports the structuring of complex, profitable, and compliant commercial transactions. Manages deal approvals, ensures compliance, and partners with Sales to optimize deal structures. Requires experience in drafting and analyzing contracts, financial modeling, and revenue recognition principles.

As a Client Services Associate, you will manage projects, engage industry experts, and secure their time for client calls. You will cold call, build rapport, and overcome objections to deliver insights to clients.

Business Development Representatives (BDRs) at HiBob prospect and communicate with potential customers to generate new business opportunities. They work with the marketing team to execute campaigns and build relationships with key decision-makers. The ideal candidate is fluent in English and German, has a strong work ethic, and is passionate about people and building relationships.

The Account Executive (f/m/d) empowers customers within Discrete Manufacturing Industries to achieve their full potential by strategically positioning SAP cloud solutions. The role includes account and customer relationship management, demand generation, pipeline and opportunity management, sales excellence, and leading a (virtual) account team.

Assistant Store Manager supports the Store Manager in daily operations, deputizes in their absence, and ensures sales goals are met.

Provide overnight reception and guest support, ensuring guest satisfaction and safety. Manage cash register accounts and daily receipts.

Provides medical oversight for clinical studies, ensuring subject safety and clinical integrity. Reviews medical data, assesses protocol deviations, and offers guidance on eligibility and safety issues.

The European Institute of Policy Research and Human Rights seeks Senior Research Fellows for a program commencing May 11, 2026. Candidates must have completed a Master's or Doctoral program and will develop a research paper in an approved area. Fellows will receive mentorship and guidance, and their research will be published with a DOI.

Principal Consultant for turnkey projects in the beverage industry. Provides holistic customer consulting, project coordination, and management. Requires technical and business education, experience in technical sales or consulting, and fluency in English.

Senior Cyber Security Architect needed to own group-wide technical cybersecurity architecture across cloud and on-premise environments. Develop best-practice guidelines, conduct security assessments, and drive the Secure Software Development Lifecycle. Requires several years of experience as a Security Architect or Cloud/Cyber Security Engineer with strong AWS experience and knowledge of security frameworks.

Support the global Diversity, Equity, Inclusion & Belonging (DEIB) team in developing and implementing DEIB initiatives and projects. Contribute to promoting an inclusive culture and integrating DEIB principles into various aspects of the organization. Assist in analyzing, monitoring, and reporting DEIB metrics.

Working Student to support day-to-day office operations at TYTAN Technologies. Tasks include managing meeting rooms, office supplies, and facilities. Must be enrolled in a university program in Business Administration, Management, or Public Administration and have strong organizational skills.

Provides administrative and operational support to the Leasing Director. Manages leasing documents, coordinates meetings, tracks timelines, and prepares reports. Collaborates with legal, finance, and other departments. Requires experience in real estate, accountancy, law, or retail, strong communication skills, and proficiency in Microsoft Office Suite.

RTS Wind AG seeks an Offshore Planner to coordinate assignments for offshore service technicians. Responsibilities include developing and optimizing schedules, creating work orders, and coordinating resources. A Bachelor's degree in a relevant field or technical training with experience in operations planning is required.