procurement engineer English-speaking jobs in Gelsenkirchen

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.

Senior Full-Stack Engineer to build and scale the N26 Security Platform. Design and implement full-stack features, develop security tools, and enable automation for threat detection, incident response, and vulnerability management.

Conducts routine chemical tests on consumer products, including sample preparation, analysis, and result reporting. Requires a Bachelor's degree in chemistry or related field and 1-2 years of experience. Solid knowledge of instrumental analysis and quality management is necessary.

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.

Experienced SAP Test Manager with 12+ years in QA management, specializing in SAP ISU, FICO, S/4 HANA, and integrated supply chain solutions. Requires 8+ years of SAP testing experience across ERP S/4 HANA implementations, including manual test case, plan, and execution.

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

This 24-month graduate program provides structured experience in Controlling & Finance, including international placement. You will gain hands-on experience in financial processes, analyses, reporting, and process improvement. The program includes mentoring, feedback, and a clear development path leading to a key role after completion.

Solactive seeks a (Senior) Vice President to lead Market Data Management, defining strategy, advising leadership on risks and opportunities, and optimizing data spend. This role involves negotiating with exchanges and vendors, establishing governance frameworks, and ensuring compliance.

Define quality requirements for electrical equipment, support supplier selection, and ensure safety compliance for the Gennaker offshore wind farm project. Lead quality assurance activities, manage non-conformities, and drive HSEQ strategy and compliance.

Project Manager needed for multiple Telecoms/Data Centre projects in Germany. Will liaise with stakeholders, support project planning, and travel to various sites. Requires transferable electrical engineering qualifications and industry experience. Fluent English and German are essential.

Develop and implement IT cost management strategies for clients. Contribute strategic insights to procurement of hardware, software, and managed services. Manage external and internal stakeholders, including C-level contacts.

Experienced Senior Project Planner needed for data center projects in Berlin. Develop and manage schedules using Primavera P6, coordinate planning activities, track progress, and identify risks. Fluent German and English required.

Students in computer science or related fields are sought to work on research projects in 3D computer graphics and visual computing. Projects include 3D reconstruction, differentiable rendering, and optics simulation.

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

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.

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.

Senior Sales Trader sought for a leading energy and environmental commodities trading house. Focus on biomethane, renewable gas, and transport related environmental products in the DACH region. Drive commercial growth, originate new business, and manage key client relationships.

Freelance Construction Planner needed for a flagship data centre project in Frankfurt. Develop, maintain, and update the construction programme using Primavera P6. Minimum 8 years' experience on large-scale projects required. Fluent English required.

The German Institute of Human Nutrition Potsdam-Rehbruecke seeks a Molecular Biologist to investigate how obesity and type 2 diabetes remodel the epigenome. The successful candidate will analyze miRNA expression profiles, perform functional manipulation of miRNAs, and identify miRNA target genes.

Lead Project Development Manager will drive the development of utility-scale battery storage, wind, and solar projects in Germany. Responsibilities include identifying opportunities, leading permitting and grid processes, and supporting project economics and financing. Requires 4+ years of renewable energy project development experience, German permitting knowledge, and fluency in German and English.