freelance English-speaking jobs in Wuppertal

Accomplished business leader to take ownership of a global Aluminium Business Unit. Responsibilities include full P&L accountability, driving operational excellence, and executing growth strategies. Requires an engineering degree and proven leadership 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.

Solutions Engineer BESS evaluates and sources utility-scale Battery Energy Storage Systems. This role bridges engineering and procurement, translating technical requirements into optimized commercial configurations while managing supplier relationships.

The Senior Business Development Manager OEM will define and execute OEM strategy, drive business development, and lead commercial structuring and negotiations.

Own global Book-to-Report processes, including Asset and Project Accounting, establishing standards and driving improvements. Manage third-party providers and collaborate across functions. Requires 10+ years in financial process management.

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.

Senior Specialist in Computational Pathology Business Operations provides operational backbone for core business functions, including finance, procurement, and enterprise planning. This role supports strategic planning and manages external workforce operations.

Greenfields seeks a highly organized Office Manager for its Berlin office. The role involves managing daily operations, providing administrative support, coordinating calendars and meetings, and acting as a point of contact for clients and partners.

Vice President, Economic Advisory helps clients navigate complex competition, regulatory, and commercial disputes using rigorous economic and econometric analysis. Requires advanced quantitative background and experience in economic consulting.

ISPOR seeks a Chief Financial Officer to lead finance and accounting. This role involves financial strategy, multi-year forecasting, risk management, and ensuring compliance with nonprofit regulations.

Executive Search Senior Associate in the Industrial Practice executes the full recruiting lifecycle. Responsibilities include candidate identification, interviewing, strategy development, and client relationship management. Fluency in German and English is required.

Seeking a Development Lead for the Helmholtz Cloud portal. This role involves implementing the central Cloud Portal to provide seamless, accessible distributed cloud services to Helmholtz centers and partners.

BIM Manager for a global firm specializing in engineering and construction. Responsibilities include coordinating BIM resolution plans, developing project strategies, and implementing BIM methods. Requires a relevant degree and several years of experience.

Accountant Trade Invoicing Services supports trade invoicing within the O2C process. Responsibilities include E2E monitoring, SAP topic analysis, and creating sales/KPI reports. Requires 2-5 years in AR/Invoicing, ideally with SAP R/3 or S4/HANA experience.

PhD Position focused on Physics-Based Battery Modelling, Parameterisation, and Validation at the Institute of Energy Technologies – Fundamentals of Electrochemistry. Research supports the energy transition, focusing on novel battery concepts.

Senior Maintenance Engineer responsible for peak performance of material handling equipment. Duties include troubleshooting electrical/mechanical issues, preventive maintenance, and implementing improvements. Requires 4+ years of technical experience.

Principal Consultant drives AI-driven innovation by leading project design and execution. Requires a master's degree and 5+ years in AI consulting, with skills in Python, ML frameworks, and cloud platforms.

Sales Excellence & Enablement Manager will optimize Salesforce usage, processes, and data quality across teams. Drive sales methodology and playbook optimization, enabling effective GTM execution. Design and deliver enablement programs, measure adoption, and develop dashboards for performance transparency.

VP, Partner Ecosystem to shape and execute partner strategy, driving growth by scaling alliances in technology. Responsibilities include managing channel programs, developing go-to-market activities, and evaluating EdTech partnerships.

Experienced Maschinenbautechniker / Konstrukteur with deep expertise in chip design and silicon validation. Applies expertise to troubleshoot complex problems and collaborate with stakeholders.