hr English-speaking jobs in Bielefeld

Develop and maintain agentic AI toolchains for automated vulnerability assessment of backend systems. Design automated methods using AI models to enhance security assessment capabilities. Requires CS degree and experience in Automotive Cybersecurity.

Drive and scale SEA performance across international markets. Own and optimize Google and Microsoft Ads, managing Search, Shopping, PMax, and YouTube campaigns. Requires 4+ years of SEA experience and strong analytical skills.

Join a 10-month Graduate Analyst Programme in executive search. This role involves researching companies, mapping leadership, and engaging senior candidates. Native-level German and ambition are key requirements.

Teach fundamental cybersecurity knowledge in software development, databases, operating systems, and data formats. Design courses using provided materials and conduct practical teaching sessions. Support dual students in combining theory and practice.

Experienced IT Team Lead to manage and improve ERP services, including SAP ECC and S/4HANA. Responsibilities involve team leadership, service ownership, process design, and driving complex ERP projects. Requires a relevant degree and strong SAP/ITIL knowledge.

Support a major German HVDC transmission infrastructure project as a Site Administrator. Responsibilities include administrative tasks, reporting, coordinating site logistics, and managing office operations. Requires strong German and English skills.

Senior Frontend Developers will build and maintain Contabo's new product line, focusing on customer-facing interfaces and cloud-native tools. Key skills include TypeScript, Svelte, REST APIs, and E2E testing.

Identify outstanding scientists for the Human Sciences Section. Tasks include building candidate pools, using sourcing tools, and developing databases. Requires a PhD in a Human Sciences discipline and postdoctoral experience.

Own the end-to-end conference programme for global MedTech and HealthTech events. Research emerging tech, develop compelling content, and recruit high-calibre speakers across international summits.

Plan and execute trials for new materials and lens geometries. Develop and optimize machines for grinding, polishing, and edging optical components. Establish robust processes for stable series production.

Prototype and improve AI assistants and automations for business use cases. Maintain a scalable library of AI assets while embedding safety and compliance into workflows. Requires 2 years in Prompt Engineering or similar AI role.

Experienced Human Resources Generalist needed for a growing international organization. Manage the full employee lifecycle, provide guidance on employee relations, and ensure compliance with German employment legislation. Fluent German and English required.

Sorting employee role in an Amazon logistics center. Opportunities available for full-time and part-time positions with fixed shift schedules.

Lead IT Service Operations across EMEA to restore execution discipline, strengthen manager effectiveness, and improve employee engagement while maintaining operational stability. Requires 8+ years in IT Service Operations and proven leadership.

Support strategic and commercial initiatives across the PEM region. Analyze business challenges, develop insights, and drive execution for regional priorities. Requires strong analytical skills and project management experience.

Define and implement complex simulation architectures for next-generation aircraft programs. This role requires over 5 years as a Software Architect with a proven track record in Simulation and Software architecture.

Mechanical Test Engineer (w/m/d) Applicators is sought for the Brachytherapy division. This role involves conducting and documenting mechanical testing of medical products and serves as a central point for various departments.

Working Student in AI & Resilience Analytics joins the Risk Consulting team. Analyze claims, climate, and operational data to generate risk insights and develop decision-support tools using AI and data science.

Experienced Regulatory Affairs Specialist/Manager needed to support EU clinical trial regulatory activities. Responsibilities include managing submissions, CTIS/CTA support, and EU MDR documentation. Two years of professional experience is required.

Define product direction for shared mobile foundations, including navigation and app shell, for iOS and Android. Own strategy, roadmap, and outcomes while coordinating cross-team releases and technical trade-offs.