freelance English-speaking jobs in Mannheim

For our secondary school in Heilbronn and Erlenbach we are looking for a Biology Teacher (Bilingual: German & English) (in part-time or full-time)

Regional Marketing Manager to drive growth for DIY Home Energy Storage across DACH. Develop and execute regional marketing strategies for solar and storage products, supporting launches and commercial growth. Requires marketing experience and fluency in German.

Construction Manager for a high-profile HVDC project. This site-based role leads site activities, coordinates subcontractors, and ensures safe, quality, and timely execution. Requires an Electrical or Civil Engineering degree and 7+ years of experience.

Senior Analyst FP&A, Supply Chain Management EMEA. Own actuals reporting, forecasting, and budgeting for Supply Chain budgets. Support inventory controls, costing, and drive continuous improvement projects.

Designs, builds, and services cutting-edge equipment used to manufacture display and semiconductor chips. Applies expertise to address issues in own and adjacent areas of expertise. Collaborates with internal stakeholders, customers, and vendors.

Lead AI product vision and strategy for Toolbx. Direct product managers and engineers to execute AI-driven products. Requires 7+ years in product management with AI focus and strong leadership.

Health & Safety Advisor needed to support H&S policies, conduct inspections, and manage site documentation. Requires a recognized safety qualification and 2+ years of construction safety experience.

Support the President to grow market share and revenue across Central Europe. Lead commercial teams, drive business plan execution, and manage M&A opportunities. Requires business leadership and experience in media/entertainment.

As Head of Europe, you will lead a team of 150 colleagues across nine countries, driving business performance and ensuring sustainable growth. You will share P&L responsibility for the region and translate global strategies into regional actions.

Postdoc research in attosecond X-ray physics at European XFEL. Focus on developing attosecond science experiments using hard X-ray FEL radiation, beam diagnostics, and data analysis. PhD in physics required.

Senior AI Software Engineer to design and develop cloud-native web applications with AI-powered features. Requires full-stack experience (React/Angular, Java/Spring Boot or Python), cloud knowledge (Kubernetes, Terraform), and AI integration skills.

Senior Labor Relations Professional EMEA (m/f/d) will develop and implement labor relations strategies, provide guidance on labor relations issues, draft agreements, and oversee negotiations with works councils and trade unions.

Lead the Accounting function, overseeing General Ledger and financial closing under HGB and IFRS. This role requires expertise in financial reporting, compliance, and managing a team of six.

Experienced Project Planner needed for a 100MW hyperscale data centre in Berlin. Responsibilities include managing project programmes, reporting, and risk identification. Requires proven experience on major construction or mission-critical infrastructure projects with strong Primavera P6 knowledge.

Senior HR Manager leads people, compliance, and governance across the employee lifecycle. Responsibilities include managing employee relations, ensuring German labor law compliance, and leading HSE initiatives. Requires 5+ years of HR experience and fluency in German and English.

Battery Maintenance Technician executes repair, testing, and self-inspection tasks following SOPs. Responsibilities include equipment maintenance, quality assurance, and process improvement collaboration. English proficiency is required.

Purchase Coordinator role involves processing purchase orders, researching and negotiating with suppliers, and ensuring timely deliveries. Requires a finance or business degree, 3+ years in purchasing, and fluency in German and English.

Air Freight Export Operator manages end-to-end export air freight shipments. Responsibilities include coordinating schedules, liaising with partners, and ensuring accurate documentation. Requires experience in Air Freight Export Operations and strong English communication skills.

Seeking an adaptable Substitute Teacher for a full-time cover role at a large international secondary school. Responsibilities include ensuring stimulating lessons, assessing student progress, and maintaining professional relationships. Requires a relevant degree and teaching certification.

Sales Excellence & Enablement Manager focusing on Salesforce. Optimize CRM usage, sales methodology, and data quality across teams. Design enablement programs and maintain reporting to drive commercial impact. Requires Salesforce and RevOps experience.