freelance English-speaking jobs in Bielefeld

Define and implement the global real estate strategy for a leading agricultural solutions company. Lead portfolio planning, manage global transactions, and advise senior leadership. Requires 10+ years in corporate real estate.

Join the test development team focusing on silicon photonics. Responsibilities include designing, implementing, and debugging manual and automated tests for test equipment. Requires a degree in Electrical Engineering or Computer Science and experience in software/system testing.

Lead Enterprise Architecture Practice & Governance, defining and improving governance frameworks, standards, and compliance mechanisms. Ensure architectural consistency and strategic alignment across a decentralized operating model.

Director, Strategy Marketing shapes long-term direction and provides operating discipline for BG ICS. Responsibilities include setting segment strategies, owning budgets, and driving roadmap priorities with R&D. Requires 15+ years in Semiconductor Sales & Marketing.

Senior Economics Research Expert role requires a PhD in Economics and 2+ years of experience at top research institutions. Responsibilities include evaluating AI-generated economic content, developing evaluation rubrics, and providing structured feedback to improve model performance.

Support in-person and hybrid meetings by managing AV/IT technology needs. Partner with meeting owners to ensure a flawless experience, collaborating with venues and third-party vendors. Requires strong technical skills and event project management experience.

Working Student in MEA development at Aerostack. Responsibilities include organizing in-situ testing, setting up ex-situ measurements, and processing test data for fuel cell components. Requires a degree in a relevant science.

Senior Account Executive for Visa's Commercial and Private Banks Team, focusing on the Commerzbank relationship in Germany. This role manages strategic account growth, drives business development, and aligns Visa's capabilities with client priorities. Requires strong banking/payments experience and fluency in German and English.

Intern in Investment Compliance supporting analysis, implementation, and testing of Investment Guidelines. Requires student status in Economics/Finance, interest in German/EU regulations, and fluency in German and English.

Associate Director in Infrastructure, Energy & Digital Advisory. Support client acquisition, develop advisory offerings in renewables and energy networks, and manage technical/commercial mandates. Requires 5-10 years of relevant experience.

Build and own the onboarding process for new European e-commerce partners for Kaufland Marketplaces. Evaluate partner solutions for seller success and drive adoption through integration and feedback.

Own end-to-end Talent Acquisition for a scaling green tech startup. Manage sourcing, interviews, and strategy across tech, finance, and trading roles. Requires proven recruiting track record and C1 fluency in German and English.

Design and calculate auxiliary power supply components for challenging energy infrastructure projects. This role involves technical negotiations, RFQ preparation, and supporting installation/commissioning. Electrical engineering degree required.

Lead strategic wholesale negotiations with European network operators, shaping the mobile communications model. Responsibilities include structuring deals, managing SLAs, and expanding partner networks. Requires telco negotiation experience and German/English proficiency.

Supply Chain Quality Engineer for complex cable assemblies in NPI. Drives production of V93000 IC tester components, ensuring manufacturing and quality across the outsourced supply chain. Requires electronic engineering background and knowledge of cable failure mechanisms.

Develop and maintain web applications with interactive 3D visualizations. Create 3D assets and implement scenes using state-of-the-art techniques. Requires 3+ years of software development experience and knowledge of 3D graphics.

Lead partner strategy, driving pipeline and deal execution through resellers and alliances. Manage key partners, build joint account plans, and lead regional growth initiatives. Requires 5-7+ years in enterprise software sales.

HR Generalist II role at Danaher. This position supports operations within life sciences, diagnostics, and biotechnology. The role contributes to a culture of continuous improvement and innovation.

Senior Analyst Indirect Procurement supports global initiatives across EMEA & LatAm. Responsibilities include running Pan-European savings, managing suppliers, and reducing risk. Requires 5+ years in international procurement with English and German proficiency.

Product Security Engineer to build cybersecurity into next-gen endoscopy systems. Drive risk management, threat modeling, and security requirements throughout the product lifecycle. Own vulnerability monitoring and SBOM governance.