english teacher English-speaking jobs in Mülheim

The Friedrich Schiller University Jena seeks a Group Leader for Electron Microscopy to lead a core facility, conduct research, supervise staff, and secure funding.

Inbound Sales Representative will manage the full sales cycle for SumUp products in Switzerland and Austria. Responsibilities include qualifying leads, engaging prospects, delivering consultations, and meeting sales KPIs. The ideal candidate has proven sales experience, fluency in German (C1+), and strong communication skills.

Develop and execute the global product compliance strategy, ensuring harmonized practices while adapting to regional requirements. Identify and mitigate compliance risks, lead a global network of compliance professionals, and drive continuous improvement initiatives.

The Director of Business Development is responsible for achieving sales objectives in designated geographic markets. This role identifies customer needs, develops solutions, and obtains customer commitment. The position requires 8+ years of sales experience with at least 5+ years in sales management or equivalent.

Senior Engineer responsible for the design, development, and technical improvement of harvesters. Leads technical problem solving, product optimization, and research on industry trends. Collaborates with cross-functional teams to ensure efficient system integration and product quality. Conducts technical verification, testing, and analysis to meet mass production standards. Provides technical support to production, procurement, quality, and after-sales service. Participates in patent applications and technical standard formulation.

PhD position in Pediatric Hematology and Experimental Oncology. Research will focus on optimizing existing cancer treatments and developing new therapeutic approaches for children. Requires a Master's degree in a relevant field and experience with cell culture, molecular biology, and biochemical methods.

Consultant Interventional Cardiologist needed for a leading private healthcare facility. Responsibilities include conducting assessments, diagnosing cardiovascular conditions, and performing interventional procedures. Requires a medical degree, valid license, and experience in private sector cardiology.

Financial Planning Specialist will own AP Group's consolidated financial planning processes, delivering outputs for internal and external stakeholders. Responsibilities include managing the financial forecast, long-term financial plan, and liquidity plan. The role requires strong experience in Accounting, Treasury, or Financial Forecasting, and experience working with senior stakeholders in an international environment.

Leads and develops multi-site operations for European Filtration Materials production, ensuring reliable and efficient production performance. Drives strategic development and operational excellence across the European manufacturing network. Collaborates with global FM Operations, Production, Engineering, and stakeholders to secure sustainable performance and long-term competitiveness.

Optical Engineer to develop advanced optical systems for printing machines. Designs created in Zemax and transferred to SolidWorks. Collaborates with R&D team, mechanics, electronics, and firmware. Requires Master's degree in optics, photonics, or applied physics and 10+ years of experience.

Drive the strategic professionalization and harmonization of the field sales organization across all subsidiaries. Define, formalize, and communicate global standards and frameworks for field sales tasks. Conceptualize and drive strategic productivity improvement initiatives to enhance field sales efficiency. Collaborate with HR to define role profiles, training requirements, and career paths in field sales. Lead and/or contribute to global sales projects and initiatives.

Develop and execute a three-year Foods channel strategy for major retail groups and value-channel customers. Lead Key Account Managers in sales analyses and joint business plan creation. Drive revenue, profit, and market share targets for assigned customers.

Senior Finance Operations & SSC Excellence Manager for Vantage Towers. Manages interface between SSC team and stakeholders, creates reports, performs cash flow reporting and lease reviews, executes SOX and internal controls, and ensures quality assurance of SSC activities. Requires 3+ years of financial accounting experience, real estate lease accounting knowledge, and fluency in German and English.

Leads a team of account managers to execute campaigns and achieve revenue goals for Telco and Entertainment clients in the DACH region. Develops client relationships, provides product consultation, and collaborates with cross-functional teams to drive business results.

Account Manager to expand Combient Foundry's footprint in the DACH region. Develop and manage member portfolio, orchestrating venture-client cycles from needs identification to scale. Align stakeholders, connect corporates with startups, and ensure measurable business impact. Requires 3+ years of project/program management experience, strong communication skills, and native-level German fluency.

Lead the end-to-end deployment of Takeda's S/4HANA process model at the Oranienburg site, ensuring readiness, compliance, stable operations, and uninterrupted supply. Manage risks, issues, dependencies, and business continuity. Drive change, communication, and training efforts. Partner with Site Leadership, OpU, GSQ, DD&T, and Global Process Experts. Secure and coordinate SMEs for design, testing, data, and cutover. Ensure master data quality and readiness for validation and migration. Plan and safeguard cutover with strong contingency measures. Maintain manufacturing and quality stability during transition.

The Chair of Public Economics seeks a Graduate Research and Teaching Assistant for a fixed-term, 75% position. Responsibilities include conducting research on labor, population, and health economics, presenting findings at conferences, and teaching English-language courses.

Lead an on-site technical team, ensuring smooth daily Data Center operations and excellent customer relationships. Drive a proactive, safe, and high-performance environment while optimizing resources and continuously improving processes.

Experienced Workday HCM Consultant to lead and support large-scale Workday-enabled HR transformations. Configure and optimize Workday HCM modules, translate business requirements into solution design, and facilitate workshops.

Define strategic goals for electronic platform development, analyze product roadmaps, and develop platform roadmaps. Lead technical projects, coordinate with development teams, and oversee component integration and validation.