freelance English-speaking jobs in Bielefeld

Senior Expert Global Supply Chain Management drives process excellence and optimizes international supply chain projects. Responsibilities include implementing lean concepts, advancing Supply Chain 4.0 via digitalization and SAP, and defining global KPIs.

Staff Engineer to architect and scale advanced AI/ML systems on AWS. This role requires 7+ years in cloud native engineering, expertise in production-grade ML systems, and strong leadership to drive cross-functional execution.

Manage PPG's global relationship with MAN and lead strategic engagement with Scania and Volvo Trucks across EMEA. Drive profitable growth through key account management, negotiations, and cross-functional leadership. Requires relevant industry experience and fluency in English and German.

Senior Consultant specializing in SAP HCM & Cloud Integration. Responsibilities include designing SuccessFactors integrations, developing interfaces (API, OData, SOAP, REST), and implementing cloud architectures with SAP BTP. Requires 5+ years of relevant experience.

Intern for the International Marketing Team in Risk Prevention. Assist Global Product Management, manage data, support local markets, and analyze customer insights. Requires study or graduation in marketing or related fields.

Manages global key customer relationships in the German market, focusing on transformer OEMs. Develops strategic account plans, leads commercial negotiations, and ensures customer satisfaction. Requires 10+ years of B2B account management experience.

Support project teams from zoning review to building permit for BESS projects. Tasks include layout plans, application preparation, and planning law checks. Requires civil engineering/planning studies and CAD skills.

Senior Optical Engineer develops hardware for machine vision, including cameras and 3D systems. This role defines optical requirements, evaluates concepts, and integrates sensors, lenses, and lighting across the product lifecycle.

For our Primary School in Hamburg we are looking for a motivated and qualified Teaching Assistant (part-time/full-time, starting 01.01.2027).

Senior Technical Lead for Regulated MFT/Conversion Products. Own end-to-end operational accountability, ensuring security, compliance, and resilience for critical services. Drive technical roadmaps, automation, and commercial control.

Coordinate day-to-day operations for research programs, from investigator-led research to ISTs. Manage study administration, contracts, and stakeholder communication while improving processes using digital tools.

Director, Supply Chain Strategy to own global strategy, risk management, and supplier development for a satellite constellation. Requires MBA/law degree plus technical background and 8+ years in hardware supply chain leadership.

Experienced Customer Engineer for Semiconductor Equipment. Serve as technical expert, performing maintenance, troubleshooting complex issues, and maximizing tool performance for advanced manufacturing equipment.

Field Service Engineer role involving installation, maintenance, and testing of materials testing machines. Requires technical education in mechatronics/electrical engineering, knowledge of hydraulics/pneumatics, and excellent Korean language skills.

Develop bare-metal control software in C for next-generation lithography systems. Work closely with hardware engineers to create robust embedded solutions. Requires a degree in a technical field and strong C experience.

Lead complex consulting engagements for Kyndryl's largest accounts, focusing on Mainframe modernization and strategic change. Drive profitable growth by building C-suite relationships and delivering high-quality client work.

Lead infrastructure and operations for an international financial services organization. Oversee core services across on-premise and cloud environments, manage vendors, and drive modernization. Requires experience in regulated industries.

Manage Health & Safety Professionals and ensure compliance with all legislation. Responsibilities include site setup, incident investigation, and ISO system rollout. Requires 7+ years in EHS Lead roles.

Delivery Consultant for AWS ProServe, designing and implementing complex, scalable AWS solutions. Requires 5+ years in large-scale migration programs and native or C1 German proficiency.

Engineer Static Equipment - Warm is responsible for project planning, execution, and commissioning of pressure vessels and gas buffer tanks. Key duties include cost tracking, standard development, and HAZOP participation.