hr English-speaking jobs in Bielefeld

Rosenxt seeks a Senior Machine Learning Engineer to build and maintain AI-assisted development tools and platforms. This role involves evaluating and configuring AI tools, standardizing AI agent interactions, and defining productivity metrics. The ideal candidate has experience designing, building, and operating scalable ML systems, platform tool development, and strong communication skills.

The Max Planck Institute for Security and Privacy seeks an IMPRS Coordinator to support the development and continuous improvement of the IMPRS program. The coordinator will manage the recruitment and admission process, act as a central communication point, plan program events, and provide administrative support to PhD students.

The IT Asset Management Delivery Head establishes, governs, and matures the organization's Hardware and Software Asset Management practice. This leader drives strategic vendor relationships, enforces governance frameworks, and delivers measurable financial and compliance outcomes.

The Director of Marketing Data will architect and scale a data-driven growth engine for N26, a leading European digital bank. This strategic leader will bridge the gap between data engineering and executive decision-making, influencing marketing budget allocation and developing proprietary data products. The role requires 10+ years of data leadership experience in a high-growth, consumer-tech environment, deep expertise in Martech & Adtech, and a strong understanding of unit economics.

Gain insight into the finance function of a leading consumer goods company. This internship offers the opportunity to work on diverse projects, such as analyzing competitors, supporting new product launches, and improving cost competitiveness.

The Trainer & Quality Coordinator supports warehouse training, maintains quality standards, and contributes to continuous improvement initiatives. Responsibilities include delivering training, updating training materials, monitoring quality, and supporting safety compliance. The ideal candidate has experience in warehouse operations, logistics, or a related field and strong communication skills. Fluency in English and German is required.

Strategic Category Manager EMEA will define, develop, and execute sourcing strategies for steel and forgings across EMEA. Collaborate with engineering, production, and operations teams to optimize total cost of ownership and deliver value.

This PhD position at the Helmholtz School for Data Science in Life, Earth and Energy (HDS-LEE) focuses on developing machine learning algorithms to accelerate AC power flow computations. The successful candidate will extend existing neural network architectures to solve AC-PF problems, investigate scaling and performance bottlenecks, and explore hybrid ML-classical approaches.

As a Fibre composite fitter Aerospace (m/f/d), you will assemble fresh and waste water tanks from fiber composite components for aviation projects. You will apply specialist work steps and work independently according to construction documents.

Support the CDD leadership team in advising private equity funds and portfolio companies on strategic commercial decisions throughout the transaction lifecycle. Deliver projects to clients by gathering data, performing analyses, and collaborating with cross-functional teams.

Provides exclusive executive transportation for the Board of Management, Chairman of the Supervisory Board, and their guests. Ensures passenger safety, security, and upholds Allianz standards. Performs risk assessments, advance reconnaissance, and emergency response strategies. Maintains situational awareness, coordinates with security personnel, and handles security equipment.

Technical Lead – Integration Systems will design, manage, and optimize integration platforms. Responsibilities include ensuring system availability, performance, and security, troubleshooting incidents, and collaborating with teams on automation initiatives.

PhD position in Molecular Infection Biology at the newly founded Institute of Molecular Pathogenicity. The successful candidate will work on a DFG-funded project studying host defense factors and bacterial pathogens.

Lead the technical strategy and development for the eCommerce/Digital Sales domain at PAYBACK. Provide technical guidance to a team of engineers, ensuring alignment with corporate strategy and a high-performing team culture.

Develop and improve software for AMZL automation and robotics technologies. Expertise in industrial automation systems, communication protocols, and software development methodologies required. Experience with PLC programming, HMI, VFDs, Servo Drives, and industrial fieldbuses is essential. Strong problem-solving, communication, and project management skills needed.

Painter needed for Wheels and Brake Shop in Norderstedt. Responsibilities include inspection, preparation, and painting of wheels and brakes according to documentation. Requires completed training as an aircraft/vehicle painter or comparable, relevant experience, and understanding of technical drawings.

The Country Medical Director (CMD) represents Regeneron in Germany for all Medical Affairs and Clinical Development activities. The CMD shapes the national medical strategy, serves as the primary medical and scientific point of contact, and drives medical excellence.

The Max Planck Institute for Political and Social Science seeks a Postdoctoral Researcher to conduct quantitative research on teachers, inequality, and collective action. The position involves survey design, data analysis, and developing an independent research agenda.

Shape the development of a leading German online job board. Deliver solutions across the full stack with Python, Flask, SQLAlchemy, SQL/PostgreSQL, ElasticSearch, JavaScript, Next.js (React), and more. Contribute to code reviews, tech discussions, and strategy.

Senior Analog ASIC Design Engineer will design and implement analog or full-custom modules in CMOS. Collaborate with architects, digital design counterparts, and other engineering disciplines. Translate requirements into robust designs, solve technical problems, and deliver high-quality results.