history English-speaking jobs in Leverkusen

A newly funded cybersecurity startup in Berlin seeks a Founder's Associate/Executive Assistant to CEO to support the CEO with finance, operations, travel, PR, and sales activities. The ideal candidate will have 2+ years of experience in startup operations, HR, finance, PR, sales, or executive assistance and strong organizational and communication skills.

Customer Service Representative will manage international customer relationships, ensuring smooth order fulfillment and customer experience. Responsibilities include communicating with customers, coordinating shipping arrangements, and collaborating with internal and external stakeholders. Requires experience in a similar role, excellent English communication skills, and proficiency in Microsoft Office. Experience in a commercial or supply chain role, automotive industry, or knowledge of SAP/Salesforce is advantageous.

JD.com seeks a Global Category Manager to introduce and operate brand merchants, retailers, and e-commerce platforms worldwide. The role involves managing key performance indicators, negotiating with suppliers, and expanding new global suppliers.

Lead commercial legal strategy for a VC-backed technology company. Draft, negotiate, and execute commercial agreements, including customer, supplier, SaaS, and strategic partnerships. Advise leadership on legal risk, deal structure, and commercial decision-making.

Product Manager needed to define and execute product direction for a hospitality SaaS platform. Own product problem spaces, define KPIs, and collaborate with cross-functional teams. Fluent German and English required.

Evaluate and implement SAP master data processes for materials, business partners, and real estate objects. Integrate SAP MM standard processes with MDM strategies and SAP BTP services. Manage data migration and governance in an international context.

Manage global replenishment planning, ensure optimal stock levels, and monitor material availability. Build, maintain, and improve monthly spare parts forecasts using data analysis and logic-based relationships. Create and maintain dashboards, analyze data, and provide insights to support decision-making. Support NPI processes, drive automation, and optimize workflows.

As an IT Business Partner for the People & Culture/HR division, you will be responsible for the IT-related support and further development of our HR system landscape. You will translate HR requirements into technical concepts and ensure their implementation in our systems. You will maintain and further develop our existing HR IT landscape and ensure the stable operation and continuous optimization of HR systems.

Monitor equipment performance, troubleshoot malfunctions, and provide technical support to production teams. Document problems, contribute to root cause analysis, and collaborate on equipment adjustments and process improvements.

Online Tutor (m/f/d) needed for personalized, one-to-one online lessons across all subjects. No teaching experience required.

Provides front desk support, manages daily operations, coordinates meetings, and offers administrative assistance to various departments.

PhD student to study microbial regulation of colorectal cancer development using mouse models, organoids, and sequencing technologies.

Working Student – Client and Agency Partnerships will support the team in providing client service, conducting market research, and managing reporting and administrative tasks. The ideal candidate is a currently enrolled student with an interest in digital media, marketing, and data analysis.

Provides legal advice and documentation support for corporate lending transactions across EMEA, with a focus on German lending business.

Permanent W3 professorship focusing on computational and/or experimental approaches in neuroscience. The successful candidate will establish and lead a new research group at LIN, integrating with the Magdeburg scientific landscape. Applicants should have experience leading international research teams, acquiring third-party funding, and supervising doctoral students.

AI Research Engineer to design and develop novel model architectures and post-train foundation models for real-world applications. Requires strong ML research track record, expertise in modern architectures, and experience training large-scale models.

Experienced Firewall Maintainer to join the second line ICT GRC team. Define, maintain, and enhance firewall governance controls in line with internal policies, DORA, and BaFin requirements. Conduct second line reviews of firewall configurations and network segmentation to ensure compliance and risk reduction. Challenge and assess the effectiveness of first line firewall controls, including rule review, change management, and logging or monitoring processes.

Lead a team of Account Executives focused on cross-selling Personio Payroll to existing customers. Develop and coach a high-performing team to drive payroll adoption for mid-market companies. Achieve monthly and quarterly goals, analyze data to optimize sales processes, and collaborate with cross-functional teams to execute go-to-market strategies.

Senior Research Analyst and Portfolio Manager will conduct fundamental research on global technology companies, develop investment theses, and contribute to buy/sell decisions.

The Senior Data Modeler defines and governs enterprise-grade data models, translating business concepts into scalable data structures. This role designs models for cloud-native platforms, ensures interoperability, and mentors data analysts. Responsibilities include leading data modeling workshops, enforcing standards, and collaborating with architects and engineers.