java English-speaking jobs in Mainz

Test Engineer for Avionics Integration at Airbus Defence and Space. Responsibilities include defining system verification, developing test cases/scripts, and solving complex system problems. Aerospace experience is advantageous.

Define and implement the global real estate strategy for a leading agricultural solutions company. Lead portfolio planning, optimization, and transactions while managing a global team and external service providers.

Lead the installation, configuration, maintenance, and performance optimization of MS SQL Server, PostgreSQL, and Oracle databases. Drive collaboration with development and cross-functional teams to support complex database requirements, implement security policies, and maintain efficient access controls. Proactively monitor and troubleshoot database performance, apply advanced query tuning, and develop backup and recovery strategies.

Senior Sales Executive owns and grows SMB accounts, driving new business via outbound efforts. This role requires experience in sales or account management, fluency in German, and a hunter mindset.

Vice President to manage cross-border M&A and ECM transactions, advise clients, lead pitches, and mentor junior team members. Requires 6-10 years of experience in investment banking, corporate finance, or consulting, strong modeling and analytical skills, and fluency in German and English.

Doctoral Researcher position focusing on innovation and organization in digital platform ecosystems. Requires a strong Master's degree and analytical skills, with an interest in platform governance.

PhD position to study Fe-bearing materials at in-situ conditions relevant to planet formation. Involves R&D on X-ray scattering and developing dynamic compression experiments. Requires a relevant Master's degree and interest in large-scale experimental work.

Lead Business Applications & Digital Transformation. Manage core applications like Microsoft Dynamics 365 Business Central, drive IT projects, and optimize business processes using AI and automation. Requires relevant degree and experience.

Key Account Manager for DACH Industrial Automation. Develop and expand strategic key accounts, focusing on manufacturers in factory automation. Requires technical sales experience in industrial automation and strong German/English skills.

Director Technology develops and implements technology, product, and innovation strategy. This role leads technology and security governance, manages compliance (EASA, NIS2), and drives platform and AI strategy.

Supply & Demand Planner EMEA ensures alignment between regional availability and customer demand. This role uses ERP/CRM and Power BI to optimize inventory, support S&OP, and manage cost to serve. Requires supply chain experience in Life Sciences or manufacturing.

For our secondary school in Heilbronn we are looking for a Teacher of Physics (German & English) (Part-time or full-time)

Advise national and international clients on US and international tax matters. Interpret and apply international tax treaty provisions. Provide estate and gift tax planning services. Develop tax-efficient structures involving PFICs and CFCs.

Lead NGL, a viral Gen-Z social platform with 100M+ users, to its next phase of dominance. Own P&L, strategy, and growth to evolve the thriving app into a long-term cultural force.

Financial Sales Advisor builds long-term client relationships, providing excellent financial advice. Responsibilities include analyzing products and understanding client financial circumstances. Requires interest in finance and sales, strong communication, and fluent English.

Business Controller for IT and R&D, acting as a finance and strategic partner. Responsibilities include owning budgeting, forecasting, performance evaluation, and driving business improvement initiatives. Requires a relevant degree or 5 years of experience.

System Engineer for Platform Development of Semiconductor FAB Solutions. This role involves system design and developing wafer tools for automated inspection and metrology. Key tasks include requirement analysis, unifying products, and developing modular system architecture.

Principal Business Development Manager to win high-value strategic opportunities in CMTS Cell Line Development. This field-based role requires extensive technical sales experience, workflow design, and a strong hunter mindset.

Lead the Quality, Regulatory Affairs, and Compliance function for a new sterile manufacturing facility. Build robust GMP systems, manage regulatory compliance, and support site start-up and operational readiness. Requires 15+ years in pharma/biotech/CDMO.

General Counsel role focused on creating and refining contract negotiation playbooks. Responsibilities include drafting, analyzing, and annotating commercial agreements, optimizing templates, and providing expert commentary on contract management.