freelance English-speaking jobs in Bielefeld

Leads the global strategy for data center cooling solutions, translating customer needs and market trends into a prioritized roadmap. Manages a global team of application experts and regional portfolio managers, partnering cross-functionally to align portfolio development with go-to-market strategies. Engages with key customers, industry partners, and technology leaders to co-create solutions and represent Danfoss at industry forums. Builds business cases for new solutions, including target pricing, volume forecasts, cost assessments, and risk analysis.

Finance & Controlling Lead for a global manufacturing network. Develops financial targets, owns monthly close and planning processes, and leads finance teams across legal entities. Drives cost control, investment governance, and M&A activities.

Customer Service Specialist needed to handle customer inquiries via phone, email, and ticketing systems. Support customers with shipment tracking, delivery issues, and general service requests. Coordinate with operations teams, drivers, and partners. Fluent in Mandarin Chinese and English required.

IP Network Engineer needed for long-term projects supporting 5G Core, IP/MPLS transport, and BNG optimization. Requires 3+ years of experience in telecom with expertise in MPLS, BGP, OSPF, and Layer 2/3 VPNs. Vendor certifications (Cisco, Juniper, Nokia) are preferred. Fluent English required, German advantageous.

Manage global key accounts and customer projects, providing back office support, processing orders and contracts, and coordinating with international sales teams.

As a Drone Assembly Technician, you will assemble drones from prefabricated components with precision, ensuring high-quality standards. You will work closely with stakeholders across production, quality assurance, and supply chain. Some manufacturing experience or a technical background is preferred.

Senior Legal Counsel provides expert legal advice on corporate law, employment law, and GDPR compliance to internal stakeholders. Manages contract drafting, review, and negotiation, and advises on employee relations, work council matters, corporate transactions, and risk management. Requires 5-10 years of experience as a legal counsel with expertise in German and EU regulations.

Define, develop, and document aircraft interior lighting system architectures and requirements. Perform analyses, simulations, and test activities to validate lighting systems. Design and integrate lighting systems using 3D CAD, optical modeling, and electrical/mechanical integration methods. Lead technical coordination with suppliers and cross-functional teams. Ensure regulatory compliance and technical robustness.

Intern will contribute to developing customized automation solutions for ZEISS microscopy customers. Responsibilities include implementing hardware automation and computer vision pipelines, from microscope control to image analysis.

Freelance lecturer to teach DevSecOps practices, secure software development lifecycle, vulnerability management, and patch management. Requires a university degree in a related field, practical work experience, and English language skills at C1 level.

Manage the MultiVacc sales process, from lead generation to contract closure. Collaborate with sales teams, execute the pay-by-use model, and provide customer support.

Land Acquisition Manager to support utility-scale solar PV project growth in Germany. Responsibilities include identifying land opportunities, conducting site assessments, negotiating land agreements, and coordinating with development, legal, and technical teams. Requires a Bachelor's degree and minimum 3 years' experience in land acquisition, renewable energy development, or related fields.

Frankfurt School seeks a Professor of Practice in Mittelstand Strategy to lead and develop the Commerzbank Mittelstandsinstitut. The role involves teaching, mentoring, and shaping the Institute's strategic direction.

Leads procurement and supplier management for the Corrugated Boxes category, ensuring procurement target achievement and cost optimization. Collaborates with stakeholders to define requirements, manage supplier relationships, and execute strategic sourcing projects. Requires 3 years of procurement experience, intercultural competence, and fluency in English and German.

Quality Specialists develop and implement quality strategies, define metrics, and create solutions for quality issues. They partner with customers and operations teams to optimize workflow quality, analyze data trends, and monitor performance.

Director to lead and deliver complex operational engagements for private equity-backed pharma and medtech companies. Focus on diagnosing performance, designing value-creation initiatives, and implementing improvements in manufacturing and supply chain environments.

Provides local/remote desktop support, troubleshooting hardware, software, and application issues. Installs, upgrades, and supports Windows operating systems, Microsoft Office, and approved applications. Requires 2-3 years of Windows desktop support experience and certifications like CompTIA A+ and Microsoft Certified Professional (MCP).

Drive the continuous improvement of M365 and SharePoint environments, focusing on cloud governance, archiving, storage, and data quality. Design and implement concepts for archiving, retention, data classification, and permission management. Advise internal customers on governance and compliance topics related to SharePoint Online.

Leads and manages a team of 25+ employees in the Surface Protection department, ensuring safe and efficient operations, production planning, and compliance with Airbus and OEM standards. Implements and improves Quality Management Systems (AS9100, EN9100, ISO9001) and coordinates audits. Develops and implements operational policies, manages personnel, and coordinates disciplinary actions. Requires a degree in a related field, experience in surface/coatings technologies, and proficiency in German and English.

Senior ASIC Design Engineer will design key technologies for semiconductor testing. Responsibilities include Design for Test, BIST implementation, and test pattern generation. Requires a BS in Electrical Engineering/Physics/Computer Science and 5+ years of experience in Design for Test and BIST.