freelance English-speaking jobs in Wuppertal

Lead and develop a central team to manage serious incidents, complaints, and claims globally for the PS Division. Coordinate quality assurance, risk assessment, and legal defense against claims. Requires technical/legal degree and strong knowledge of relevant laws.

The first Head of Engineering will lead technical direction, scaling the team of five, and ensuring fast, high-quality delivery for an E-Mobility startup. Requires deep backend/DevOps expertise and AI-native thinking.

Senior Analog/Mixed-Signal IC Designer for Automotive ASICs. Design and develop high-performance circuits for electrification and smart power applications, owning the full development flow. Requires experience in analog/mixed-signal design and verification.

Bilanzbuchhalter supports trade invoicing within the O2C process, handling SAP topics, E2E monitoring, and process development. Requires 2-5 years in AR/Invoicing/Supply Chain, ideally with SAP R/3 or S4/HANA knowledge.

Transport Coordinator role involves organizing goods transport, processing orders, monitoring deliveries, and coordinating logistics providers. Requires commercial training, strong organization, and fluent German.

MSAT Senior Scientist supports technology transfer, process validation, and manufacturing support in a pharmaceutical environment. This role involves cross-functional collaboration, data analysis, and technical documentation. A degree in a relevant science and industry experience is required.

Seeking a (Senior) Buyer for Premium/Luxury Brands. Responsibilities include purchasing third-party brands, managing supplier relationships, and monitoring unit performance. Requires fashion passion, negotiation skills, and fluency in English and German.

Seeking a Physicist or Engineer to contribute to the HELIAC accelerator development. Responsibilities include design, hands-on work with superconducting cavities, cleanroom assembly, and surface preparation. A relevant degree is required.

Enterprise Account Executive to drive net-new sales and expansion within European financial institutions. Requires 8+ years in software sales, fluency in German and English, and experience selling to the C-suite.

Senior Project Manager to manage large-scale IT infrastructure migration from VMware to Azure. Responsibilities include coordinating tens of thousands of workloads, managing complex migrations, and aligning international teams. Requires experience in complex, international projects.

Manage and grow key enterprise accounts in the DACH region. This role involves owning a portfolio, engaging with C-suite executives, and driving account growth through strategic planning. Requires 3+ years of relevant experience and native German with fluent English.

Lead global Treasury and M&A for BASF Agriculture as the company prepares for an IPO. Define treasury strategy, manage financial risks, and execute M&A transactions. Requires finance/business degree and extensive leadership experience.

Order Picker/Warehouse Worker needed for a logistics company. Tasks include order picking with scanner software, checking incoming goods, and packaging. German or English knowledge is required.

Molding Technology Engineer to support new project development and provide technical support for existing projects. Responsibilities include on-site molding trials, defect troubleshooting, and offering recommendations on design, mold, and materials. Requires 3+ years in injection molding.

Support Finance and HR operations at DLT Finance AG. Tasks include bookkeeping, invoice processing, financial reporting, candidate communication, and onboarding support. Requires university enrollment in a related field and strong analytical skills.

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

Experienced Site-Based Document Controller needed for a new semiconductor facility project. Responsibilities include managing site records, tracking project documentation, and providing administrative support to the project team.

Lead and execute national and international real estate transactions across EMEA, including acquisitions, disposals, and lease negotiations. Manage cross-regional projects, conduct financial analyses, and optimize the corporate real estate portfolio.

Senior Field Sales Engineer / Account Manager drives strategic growth for regional customers and partners. Leads commercial engagement, identifies new business opportunities, and translates customer needs into growth plans.

In a spacious modern setting full of opportunities for further development, ZEISS employees work in a place where expert knowledge and team spirit reign supreme. All of this is supported by a special ownership structure and the long-term goal of the Carl Zeiss Foundation: to bring science and society into the future together. Join us today. Inspire people tomorrow. Diversity is a part of ZEISS.