java English-speaking jobs in Mainz

Design, build, and manage the data landscape to ensure scalability and security. Advise stakeholders on data-driven solutions and design end-to-end data architectures. Requires 7+ years of experience and a relevant degree.

Mechanical Engineer for Helicopter Maintenance Design for Airbus. Responsibilities include conducting Maintainability and Human Factors analyses, ensuring compliance, and developing design solutions. Requires studies in Aerospace or Mechanical Engineering.

Project Manager for construction/real estate managing mobility and energy projects. Requires technical studies, international project experience, and fluency in French, English, and German.

Shape and execute the product vision for VWR Brand private label products across Europe. Own the full product lifecycle, driving growth and market penetration through data-driven strategy and cross-functional leadership.

Automation Engineer for an interim project supporting the commissioning and stabilization of automated line and equipment modules. Responsibilities include hands-on troubleshooting of mechanical, electrical, and automation issues. Requires experience in related engineering fields and a hands-on mindset.

Senior Account Executive owns and grows Cadence’s EDA tool business across Central Europe, driving multi-million-dollar sales from lead generation to contract closure. Requires technical knowledge of electronic design and strong German/English skills.

Brand Manager for Dairy DACH (m/f/d) needed to lead the development and activation of a new brand platform. Requires 3+ years of brand management experience in consumer goods, strong project management skills, and fluency in German and English.

Information Security Manager to own and enhance the ISMS, ensuring ISO 27001 alignment. Drive security governance, risk management, and compliance across the organization. Requires 3+ years in info security and ISO 27001 experience.

Drive B2B business growth in Germany for connected weather stations and SaaS. Develop territory, build distribution networks, and manage the full sales cycle. Requires 3-5 years in B2B sales, ideally in AgTech, with native German and fluent English.

PhD Student role at European XFEL focusing on Fe-bearing materials study using high photon energy X-ray scattering. Involves R&D and developing dynamic compression experiments. Requires relevant Master's degree and interest in large-scale experimental work.

Senior Product Quality Engineer for X-ray Products. Responsibilities include planning FMEAs, root cause analyses, and driving reliability management. Requires experience in medical device quality, regulatory compliance, and quality methods.

Support commissioning, ramp-up, and stabilization of automated line and equipment modules. Perform hands-on troubleshooting of mechanical, electrical, and automation issues. Requires experience in automation or related engineering fields.

Strassenbauer/in builds and repairs asphalt surfaces, prepares ground bases, and operates heavy construction equipment. Duties include concrete work and vehicle maintenance. Requires vocational training or 5 years experience, German driver's license, and English A1/German B2 proficiency.

Own the full customer lifecycle for FactFinder in Italy, from winning new business through full-funnel selling to managing and growing accounts. Sell to eCommerce decision-makers, driving adoption and expansion. Requires 2-6 years in B2B SaaS sales with business-fluent Italian.

Enterprise Sales Representative to build the new business sales engine for a Physical AI/Industrial Automation scale-up. Own the full sales cycle selling complex SaaS/PaaS to OEMs and manufacturers across Germany/DACH.

MRI Scientist role at a HealthTech startup. Develop spin models, design pulse sequences, and integrate ML into MRI reconstruction algorithms for low-field systems. Requires advanced degree and 5+ years in MRI computational math/signal processing.

Amazon Lagermitarbeiter role involves receiving, preparing, building, wrapping, sorting, and transporting inventory. Duties require lifting up to 15kg and adhering to safety guidelines. Candidates must be 18+ and proficient in German and/or English.

Tenure Track Assistant Professor in Process Robotics in Bioprocess Engineering. Requires expertise combining bioprocess engineering, automation, and process optimization, utilizing modern robotics methods.

Deliver groceries to customers efficiently by e-bike or e-scooter. Meet and exceed delivery targets while providing exceptional customer service. Earn at least €13.90 per hour plus tips.

From August 2026 our secondary school in Dreieich (near Frankfurt) is looking for a Mathematics Teacher (in part-time or full-time)