java English-speaking jobs in Mainz

Director, Supply Chain Strategy to own global strategy, risk management, and supplier development for a satellite constellation. Requires MBA/law degree plus technical background and 8+ years in hardware supply chain leadership.

Support the development team in module development projects. Responsibilities include planning and executing small experimental measurements and analyzing data. Requires enrollment in a STEM degree and good German and English skills.

Seeking an experienced Manufacturing Engineer for Engine Assembly. Responsibilities include improving assembly processes, resolving production issues, and driving improvements in Quality, Cost, and Productivity using Lean methods. Requires a relevant engineering degree and German language proficiency.

Lead complex consulting engagements for Kyndryl's largest accounts, focusing on Mainframe modernization and strategic change. Drive profitable growth by building C-suite relationships and delivering high-quality client work.

Develop cloud-based IT architecture using APIs, event streaming, and DevSecOps. Translate business needs into scalable technical solutions, defining standards and documenting designs. Requires 5-8 years in software architecture, strong communication, and fluency in English and German.

Specialist Accountant manages General Ledger and Fixed Assets end-to-end for IFCO entities. Core duties include month-end closing, reconciliations, and SAP audit trail maintenance. Requires 3+ years in GL accounting and IFRS knowledge.

Senior Expert Global Supply Chain Management drives process excellence and optimizes international supply chain projects. Responsibilities include implementing lean concepts, advancing Supply Chain 4.0 via digitalization and SAP, and defining global KPIs.

Chemical Production Technician role involving independent monitoring and control of production via process control systems. Tasks include process stability, start-up/shutdown, fault management, and quality assurance. Requires technical vocational training and experience with process control.

Student Laboratory Assistant needed for Sample Environment and Characterisation group. Duties include inventory maintenance, organizing storage, and supporting general lab work. Requires enrollment in Chemistry or Biology, good English, and MS Excel skills.

Manage Health & Safety Professionals and ensure compliance with all legislation. Responsibilities include site setup, incident investigation, and ISO system rollout. Requires 7+ years in EHS Lead roles.

UAV Test Pilot to ensure quality and reliability of unmanned aerial systems. Responsibilities include final product checks, indoor and field flight tests, and documentation. Requires strong multicopter piloting skills and an A2 Remote Pilot Certificate (EU).

Design and experiment with novel architectures for unified foundation models that understand structured data, including relational databases, graphs, tabular data, and time series. Contribute to next-generation models for real-world applications.

Senior Director, Channel Sales DACH will lead the Ecosystems team to exceed objectives, driving platform-led revenue growth. This role involves transforming reselling to high-margin Platformization using AI, managing complex GTM strategies across DACH partners.

Own the global scientific communications strategy for early pipeline and commercial assets. Establish scientific communication architecture, ensuring a consistent, evidence-based voice across geographies and channels. Requires advanced scientific degree and experience in global scientific communication.

Lead clinical development for an innovative oncology asset. This role requires an MD or PhD with extensive experience in oncology/hematology and clinical drug development. Drive strategy and guide cross-functional teams through regulatory milestones.

Finance Partner Operations supports leadership in inventory, logistics, and supply chain. Responsibilities include financial steering, budgeting, forecasting, and providing strategic insights. Requires a relevant degree and experience in Finance Business Partnering.

PhD Student role focusing on quantifying Positronium Lifetime as a novel imaging biomarker. The project develops methodological and computational foundations for clinical positronium imaging.

Lead commercial marketing for Jim Beam, driving PoS execution with Edeka Group. Strategize brand activations, manage budgets, and use data tools like Nielsen and Power BI. Requires 3-5 years in Trade/Commercial Marketing with German/English fluency.

Biomedical Electronics Technician performs maintenance, repair, and calibration on medical equipment. Duties include preventive checks, system installation, and diagnosing hardware/software malfunctions. Requires 2-year electronics/mechatronics apprenticeship or equivalent experience. C1 English and German proficiency is required.

Sales Development Representative Outbound role involves researching and reaching out to HR and People leaders to qualify leads and book meetings. Requires fluency in German and English, curiosity, and a drive to build processes.