freelance English-speaking jobs in Bielefeld

Senior AI/Robotics Engineer to develop and integrate multi-modal perception systems for autonomous, microrobotic platforms. Designs event detection algorithms for robots operating in unstructured environments. Collaborates with hardware, firmware, and autonomy teams.

Receptionist for German and English-speaking front desk. On-site work Monday to Thursday 8am-5pm, Friday 8am-4pm. One-year parental leave cover with potential for long-term employment.

Support executive management with administrative tasks, scheduling, research, and correspondence in German and English. Coordinate appointments, meetings, and daily tasks for executive management.

Freelance Clinical Research Associate needed for a Cardiology study in Germany. Requires strong monitoring experience, organizational skills, and the ability to work autonomously.

Serves as Administrative Specialist and Executive Support Specialist in the Command Group, US Army Garrison Bavaria. Manages and prioritizes a complex flow of information, coordinates with senior military and civilian leaders, and manages the Garrison Command and Synchronization Calendars. Prepares correspondence, plans Distinguished Visitor (DV) visits, and serves as the Command Group's Government Purchase Card holder. Administers official travel for the Command Group and serves as the alternate Timekeeper. Ensures the effective organization, accessibility, and preservation of critical organizational knowledge across the Garrison.

As a Stores Envoy, you will ensure the efficient and effective management of a store, maintaining high standards and product availability. Responsibilities include issuing stock, sourcing supplier information, expediting purchase orders, and managing stock control. Strong customer service, problem-solving, and organizational skills are essential.

Design electrical harnesses and VE units for Airbus Defence and Space in Manching. Integrate electrical elements into system designs and collaborate with engineering teams. Document design processes and participate in design reviews.

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.

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

Senior Graphic Designer & Art Director to develop and execute brand identities, visual guidelines, and creative campaigns. Experience in fashion, lifestyle, or creative agencies required. Strong portfolio showcasing brand identity, logo design, and campaign/art direction work. Proficiency in Adobe Creative Suite and creative AI tools.

The Product Marketing Manager drives product success by identifying market opportunities, shaping product positioning, and crafting compelling messaging. This role partners with product teams, sales channels, and customers to define product strategy, execute go-to-market plans, and gather feedback.

Lead EPMS / BMS Engineer for a major data centre project. Commissioning, integration, and handover of critical monitoring and control systems. Experience with EPMS, BMS, controls, and large-scale data centre projects required. Strong coordination and communication skills essential.

This role focuses on Executive Protection, Event Security, and Physical Security. Responsibilities include leading executive protection programs, planning security for events, managing security incidents, and representing Corporate Security in cross-functional settings. The ideal candidate has proven expertise in event security, executive protection, and physical security management, along with experience in security investigations, security technologies, and tactical threat management.

The German Cancer Research Center (DKFZ) seeks a Scientific Solution Architect for the MEDAL project. This role involves designing and building the technical foundations of a platform for medical imaging AI benchmarking. Responsibilities include conceptualizing secure workflows for data submission, defining architectural concepts for the platform, and translating scientific and regulatory requirements into technical concepts.

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.

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 role combines business development and key account management within the aerospace industry. Responsibilities include identifying new business opportunities, managing existing accounts, and coaching team members. The ideal candidate has 5-8 years of sales experience, strong communication skills, and fluency in German and English.

Maintains and supports flight simulators and associated systems to ensure safe and efficient training operations. Troubleshoots issues, performs maintenance, and provides customer support. Requires technical degree, aviation experience, and strong English skills.

Global SAP HRIS Manager to oversee planning, development, and management of SAP SuccessFactors and related HR technology. Responsible for process standardization, system lifecycle activities, and ensuring compliance with regulations. Leads HRIS operations, service management, project and change management, vendor and stakeholder management, and digital technology strategy. Requires 5+ years of experience with SAP HRIS, including Recruiting, Onboarding, Employee Central, Talent Management, Goals & Performance, Development, Learning, and Compensation modules. Fluent English required.

Support Product Managers in daily operations, including documentation, task coordination, and communication. Assist with backlog maintenance, user feedback gathering, and project support.