java English-speaking jobs in Mainz

Global Director responsible for the safe, predictable, and profitable execution of all Food & Beverage systems projects. Oversees the complete project lifecycle, driving global standardization and team development. Requires engineering background and leadership in project management.

Executive Assistant & Office Manager needed to support leadership and operations. Responsibilities include calendar coordination, team support, and handling preparatory accounting, invoicing, and expense management. Requires strong organization and fluency in German and English.

Develops global forestry machinery market strategy, conducts market research, and formulates product development plans. Leads R&D teams to design, develop, and deliver new products. Manages key product technology, ensures product quality, and optimizes product performance based on customer feedback.

Join ISG's DACH team as a Junior Management Consultant focusing on Technology Sourcing and AI Advisory. You will support digital transformation projects, data-driven analyses, and sourcing initiatives for leading organizations. Requires 1-3 years of relevant experience and strong English and German skills.

DSP Chemical Engineer to lead downstream purification and refining strategies for microbial oils and lipids. Responsibilities include designing scalable workflows, transferring processes to pilot/manufacturing, and optimizing processes. Requires a degree in Chemical Engineering or related field.

Experienced German energy market professional to own operational and compliance processes. Requires practical knowledge of balancing, settlement, and regulatory rules, translating them into effective operations. Fluent German and professional English are essential.

Senior Global Quality Systems & Methods Manager owns the global Quality Management System across manufacturing locations. This role drives quality culture, harmonizes methods like FMEA and Lean, and leads digitalization efforts. Requires 8+ years of quality leadership experience.

Support veterinary customers across Europe by providing expert telephone consultations on diagnostic test selection, lab result interpretation, and case management. Requires a veterinary degree and extensive Small Animal Internal Medicine experience.

Field Systems Engineer II provides systems engineering and field support for DoD AISR FMV systems supporting overseas operations. Responsibilities include administering Linux servers, troubleshooting technical issues, and maintaining mission-critical ISR capabilities. Requires active DoD TOP SECRET clearance.

Senior Product Manager Fiscal & Legal owns end-to-end delivery for fiscal/legal domains like invoicing. This role requires 3-4 years of PM experience, strong execution, and comfort with API-first technical products.

Lead QSP modelling projects to inform clinical drug development decisions. Develop, qualify, and apply mechanistic models integrating diverse data. Requires PhD and years of QSP modelling experience.

Manage and develop the Lab-on-a-Chip facility. Oversee operations, mentor staff, and provide expert guidance in microfabrication and microfluidics. Requires MSc/PhD and lab management experience.

Experienced German language professionals are needed for freelance contracts to evaluate German content. Responsibilities include reviewing materials for linguistic accuracy, assessing contextual appropriateness, and providing detailed feedback. Native or near-native German fluency is required.

Seeking a tenured Chair of Medical Data Science with an international track record in medical data science. Focus on developing statistical methods for complex biomedical data with translational orientation. Duties include research, teaching epidemiology and biometry, and consulting.

Drive AI adoption using Microsoft 365 Copilot and Power Platform. Partner with stakeholders to design and deliver secure, scalable workplace solutions, while engineering and governing Teams, SharePoint, OneDrive, and Exchange Online.

Senior Legal Counsel provides in-house legal advice and support on operational practices across EMEA. The role involves drafting, reviewing, and negotiating agreements, advising on liability and warranty terms, and ensuring compliance with trade regulations. Requires a qualified lawyer with 7-12 years of commercial legal experience, fluency in English and German, and strong communication and problem-solving skills.

Lead strategic Category Management for MRO across Europe, aligning sourcing with local needs. Drive value through sourcing, supplier management, and TCO optimization. Requires 8-15 years in procurement with MRO experience. English and French fluency is required.

Junior Solutions Manager supports sales by ensuring technical correctness of workflows in pre-sales. This role leverages expertise in hardware, back-end systems, and SaaS to support tenders and win business.

Scientist needed for the development of the German EOSC-Node. Contribute to the architecture and design of technologies within the EOSC ecosystem, focusing on web portals and backend services.

The Data Center Engineering Operations (DCEO) Chief Engineer is responsible for ensuring the peak efficiency of electrical, mechanical, and fire/life safety equipment within a data center. This role involves planned preventative maintenance, corrective work, emergency response, and managing small-to-medium impacting projects. The CE will also provide training and guidance to Engineering Operations Technicians.