freelance English-speaking jobs in Bielefeld

As the EHS Manager, you will be responsible for ensuring compliance with German and EU regulations on health, safety, and environmental protocols across all project phases. You will manage environmental impact assessments, oversee waste management and energy efficiency, and drive a culture of safety. You will also collaborate with project teams, regulatory bodies, and contractors to ensure adherence to EHS standards.

Support the execution of SEO and organic Pinterest growth initiatives across key markets. Conduct keyword, trend, and competitor research to identify organic growth opportunities. Create, publish, and optimize Pinterest pins to increase organic visibility, engagement, and traffic.

Digital Project Manager to lead software/system implementation projects, focusing on PLM, digital processes, and cross-functional collaboration.

As a Style Advisor at MR MARVIS, you will welcome customers, provide styling advice, and ensure a positive shopping experience. You will advise on products, sizes, and styling tips, and maintain the store's appearance. Fluency in German and English is required.

Provides on-site installation, repair, and maintenance of energy storage systems. Addresses technical issues, trains customers, and collaborates with teams to improve products.

Application Engineer needed to act as primary technical contact for customers, managing projects with global scope and supporting various industrial segments. Requires a degree in Engineering and 1-2 years of experience in a related field. Fluent in English and German is essential.

Provide customer service support to the ophthalmology sector, handling inquiries, resolving complaints, and managing customer accounts. Fluency in German, English, and French is required.

Experienced R&D leader needed to define and drive the technological direction for electron-beam and electron-optical platforms. Lead multidisciplinary teams developing advanced imaging technologies and ensure smooth transition from research to manufacturable solutions.

Experienced Transformation Director sought for a large cap private equity real estate portfolio company. Drive operational and commercial improvements, focusing on occupancy, revenue, and cost-to-serve.

Service Technician for simulator and training systems. Support and maintenance of flight simulators and training systems, including remote support, troubleshooting, and on-site installations. Collaboration with development, purchasing, and suppliers. Technical documentation, training sessions, and system optimization.

The Sales Engineer develops and manages sales for a portfolio of products within a defined customer business unit. Responsibilities include building customer relationships, preparing commercial offers, negotiating contracts, and managing program and acquisition sales.

As a TMR Coordinator, you will define, edit, and publish global Transformers Manufacturing Regulations. You will collaborate with manufacturing experts to develop documentation, translate technical rules into practical applications, and support the definition and execution of prototypes.

Research and develop AI algorithms for real-time execution on edge devices in the operating room. Contribute to gAIn project goals of energy efficiency, predictability, reliability, and regulatory compliance. Collaborate in an interdisciplinary team to advance computationally efficient and clinically deployable methods.

Senior Account Executive drives enterprise sales across the DACH market, owning the full customer lifecycle. Builds pipeline, leads complex sales cycles, and acts as a trusted advisor to clients. Requires 5+ years experience in enterprise sales, strong technical understanding, and excellent communication skills.

Sales Executive to drive new business development and manage existing accounts for a clean power technology company. Fluent German and English required. Proven B2B sales track record in utilities, renewable energy, or electronics/electrical technology.

HVAC Design Engineer needed for Basic Design of HVAC systems in shipbuilding projects using Cadmatic. Experience in interpreting P&IDs, writing technical specifications, and collaborating with subcontractors is required. Fluency in English is essential, German is a plus.

Robotics / Mechatronics Engineer will develop and integrate robotic platforms and instrumentation for automated chemical research workflows. Responsibilities include robot programming, sensor integration, simulation, mechanical design, and collaboration with researchers.

The German Cancer Research Center seeks a Scientific Solution Architect to design and build the technical foundations of the MEDAL platform, a global benchmark for medical imaging AI. This role involves defining secure workflows for data submission, designing the benchmarking and evaluation platform, and translating scientific and ethical requirements into technical concepts.

As Senior Asset / Portfolio Manager, you will take full ownership of a portfolio of renewable energy assets (Solar/Wind/BESS) across Europe, ensuring optimal performance and long-term value creation. You will act as the functional lead for your portfolio, steering all relevant stakeholders and ensuring alignment across technical, commercial, and financial functions. You will represent the shareholder perspective at SPV level, including the assumption of managing director mandates within your portfolio. You will work in close partnership with our subsidiary Stern Energy and collaborate closely with the internal Technical Asset Management function.

This is a full-time position managing incoming and outgoing deliveries for Property Management. Responsibilities include signing for shipments, inspecting materials, coordinating equipment pickup and delivery, and operating forklifts and trucks. Applicants must have English Language Proficiency Level B2 and German Language Proficiency Level A2.