aviation English-speaking jobs in Mülheim

The Chief Financial Officer will partner with the CEO and Management Team to drive growth and business performance. Responsibilities include business planning, performance management, due diligence, budgeting, financial reporting, and providing commercial analysis.

Conduct mathematical research in applied harmonic analysis, applied functional analysis, inverse problems, or machine learning. Develop software packages and publish research results. Contribute to teaching activities and supervise student assistants.

Develop and implement IT cost management strategies for clients. Contribute strategic insights to procurement of hardware, software, and managed services. Manage external and internal stakeholders, including C-level contacts.

The Institute of Management Accounting and Control (IMC) seeks a Research Assistant/Doctoral Student to work on research questions related to digitalization, sustainability, performance management, and CFO roles in corporate transformation. The successful candidate will have a strong interest in these areas, superior analytical skills, and a very good master-level university degree.

This full/part-time role at TUI BLUE Sylt, Germany, starting 01.03.2026, requires German fluency and certifications in Yoga, Functional Training, and Personal Training. You will lead group fitness sessions, plan activities, and engage with guests.

Customer Service Representative will manage international customer relationships, ensuring smooth order fulfillment and customer experience. Responsibilities include communicating with customers, coordinating shipping arrangements, and collaborating with internal and external stakeholders. Requires experience in a similar role, excellent English communication skills, and proficiency in Microsoft Office. Experience in a commercial or supply chain role, automotive industry, or knowledge of SAP/Salesforce is advantageous.

Head of Investor Relations will manage the LuxExperience investor network, prepare earnings calls and presentations, and communicate with analysts and investors. Requires 3-7 years of investor relations experience, strong communication and analytical skills, and experience with US or UK listed companies.

Pack food and recipes for cooking boxes and perform general warehouse tasks. Must be able to understand instructions in German or English and work in a 2-shift operation.

Project Manager needed for multiple Telecoms/Data Centre projects in Germany. Will liaise with stakeholders, support project planning, and travel to various sites. Requires transferable electrical engineering qualifications and industry experience. Fluent English and German are essential.

Senior Sales Trader sought for a leading energy and environmental commodities trading house. Focus on biomethane, renewable gas, and transport related environmental products in the DACH region. Drive commercial growth, originate new business, and manage key client relationships.

Senior Research Engineer to design, build, and deploy LLM-based systems and agentic workflows. Focus on turning prototypes into reliable, scalable, and measurable systems. Strong Python fundamentals and experience with LLMs, NLP, or Generative AI systems required.

The Max Planck Institute for Political and Social Science seeks a Postdoctoral Fellow to conduct research on the coexistence of violent orders and democracy. The project examines the relationship between political and economic institutions, political violence, and its consequences for political outcomes.

Develop and manage the last-mile delivery network in the Berlin region, focusing on DSP and franchise structures. Ensure network performance, quality, and cost efficiency. Analyze data, identify improvement measures, and collaborate with operations, transportation, and leadership.

Designs, builds, and owns SAIZ's enterprise operating model, including onboarding, value delivery, account maturity, and expansion. Leads strategic accounts, identifies patterns, and translates customer insights into scalable processes and frameworks. Builds systems that scale without losing quality or depth.

Students in computer science or related fields are sought to work on research projects in 3D computer graphics and visual computing. Projects include 3D reconstruction, differentiable rendering, and optics simulation.

The Senior Service Manager independently manages and develops the Service Management process, focusing on email frontend services and mobile device access. Responsibilities include optimizing service processes, leading a virtual team, and managing stakeholder communication.

Evaluate and implement SAP master data processes for materials, business partners, and real estate objects. Integrate SAP MM standard processes with MDM strategies and SAP BTP services. Manage data migration and governance in an international context.

Drive standardization and optimization of financial and business processes across Clarios EMEA, with a focus on Record-to-Report. Lead month-end closing, reporting, SOX, and internal audit activities. Manage HQ cost and OE SG&A initiatives, enhance planning, forecasting, and reporting processes. Serve as the primary interface to the Shared Service Center and Global FP&A organization. Lead strategic initiatives and transformation programs, including ERP transformation and M&A activities. Provide people leadership, talent development, and organizational alignment.

English-speaking educator to teach in a mixed-age learning group, collaborating with a German educator. Responsibilities include language instruction, working with parents, and organization. Must have experience with the Montessori method and fluency in English and German.

Freelance lecturer to teach fundamental business intelligence, procurement, supply chain management, distribution logistics, and industrial goods marketing. Requires a university degree in a related field, practical work experience, and English language skills at C1 level.