hr English-speaking jobs in Mainz

Leads full restaurant development lifecycle in Germany, from site acquisition to ongoing asset maintenance. Develops national development strategy, oversees construction, ensures compliance with German law and brand standards, and manages portfolio performance. Requires senior experience in QSR development, strong technical and legal knowledge, and fluency in German and English.

As a Bioinformatician / Data Scientist, you will support the generation, structuring, processing, and analysis-readiness of high-dimensional patient data across genomics, transcriptomics, proteomics, epigenetics, liquid-biopsy, and functional ex-vivo datasets. You will ensure data is properly ingested, organized, quality-controlled, documented, and made available for downstream analyses, clinical interpretation, and digital-twin development.

Regional Business Development Manager to provide strategic intelligence and market analysis for the European defence and aerospace market. Focus on identifying growth opportunities, analyzing defence budgets, and developing long-term market strategies.

Lead Digital First partnerships with large, digitally-native companies, driving growth through AI-powered Search and YouTube solutions. Requires 15 years in digital sales leadership and fluency in German and English.

Build and scale the cybersecurity sales organization. Lead, coach, and develop multidisciplinary sales teams. Develop sales approach, manage order intake, and drive business growth. Technical background in IT/cybersecurity required.

Firms seek Attorney-at-Law or Patent Attorney for complex IP and patent litigation. Responsibilities include drafting filings, advising on EPO/DPMA proceedings, and supporting cross-border litigation. Technical background preferred.

Senior Manufacturing Cost Controller needed for finance team. Develop and maintain standard costs, manage month-end/year-end closing, and support Plant Business Partners with cost analysis. Requires BS/BA in Finance or Accounting, cost accounting experience, and strong ERP skills. Fluent English, German preferred.

Legal Counsel to support the growth of a leading international renewable energy developer's German business. Provide legal support across utility-scale wind, solar PV, BESS and hybrid energy projects.

Logistics Operations Manager needed for SHEIN's Frankfurt office. Manages and escalates B2B and B2C import declaration customs issues for shipments within Europe. Requires 3+ years of experience in European cross-border e-commerce and traditional general trade customs operations.

Experienced UI developer to join a motivated IT team. Develop modern user interfaces using Blazor Server, implement business logic in C#/.NET, and integrate databases and external services.

Experienced Service Engineer needed for an international technology company specializing in process analytics. Responsibilities include technical support and maintenance of measurement and gas-analysis systems in Bavaria. Requires technical training and strong German skills.

Supply Chain Manager for a pharmaceutical organization. Responsibilities include coordinating end-to-end supply chain, managing product launches, and maintaining supplier relationships. Requires relevant experience and fluency in German and English.

AI Research Engineer will design, develop, and deploy AI-driven security services. Responsibilities include prototyping, testing, and benchmarking AI models, as well as staying abreast of AI/ML advancements. Requires experience in Go, Python, cloud-native architectures, and AI/ML techniques.

Shape and strengthen VAT governance within an international business environment. Provide expert German VAT advice, support European VAT matters, and develop VAT policies and procedures. Drive the implementation of audit findings and mitigate VAT risks.

Manage and expand a client portfolio as a Managing Partner in Gartner Consulting DACH, advising public sector leaders on technology strategy, digital transformation, and risk mitigation. Requires consulting background and native German fluency.

Logistics Specialist will coordinate incoming and outgoing shipments, organize domestic and international freight, and monitor delivery schedules. Responsibilities include supporting inventory control, preparing reports, and assisting with continuous improvement of logistics processes.

Define and lead Symrise's global cyber and information security strategy. Responsible for safeguarding the global digital ecosystem, production environments, and data while enabling business growth.

Legal Counsel needed to support Autel's European business operations. Responsibilities include drafting commercial agreements, advising on compliance (GDPR, regulatory matters), and managing disputes. Requires a law degree and 3+ years of relevant experience.

Social Media Manager & Copywriter needed to manage and publish content across all social media platforms. Write engaging copy, plan and distribute newsletters, and coordinate blog articles. Must have native-like German, 1+ year of experience in social media management, content marketing, or copywriting, and excellent written German.

Program Manager for Defense & EU Projects. Act as the key interface for RTDynamics with customers and partners, coordinating involvement in EU/EDF defense programs. Identify new opportunities and manage project commitments. Requires experience in military or aerospace programs.