java English-speaking jobs in Mainz

HR Business Partner to support and develop HR processes in Germany and Austria. Responsibilities include payroll processing, employee support, personnel file management, and employment law consultation. Requires knowledge of payroll and employment law, at least 5 years of experience, and fluency in German and English.

Leads the design, implementation, and continuous improvement of global sales learning strategies. Manages the global Sales Training and Development budget. Oversees the development and delivery of training programs, ensuring alignment with defined scope, objectives, timelines, quality standards, and budget.

Develop and manage the "Mobile Maintenance" product strategy for rail freight operations. Define service offerings, deployment models, and KPIs. Analyze cost structures and ensure compliance with safety regulations.

Global Demand Planner needed for a leading international organization. Develop and enhance forecasting models, partner with cross-functional teams, and provide demand insights to support procurement and supply planning.

Process Engineer to design new Delivery Stations and optimize existing ones, integrating automation and new technologies. Drive standardization and best practice sharing across EU Delivery Stations. Lead projects to improve processes and station designs. Requires experience in reliability/maintenance environments, electrical or mechanical engineering, and project management tools.

Senior Full Stack Engineer will implement features end-to-end utilizing Vue.js, NestJS, and TypeScript. Collaborate with designers and programmers to ensure a simple and effective UI. Work with dev-ops and ML engineers to implement new features and optimize processes. Shape engineering culture by employing modern software engineering practices. Must have experience in real production projects with high throughput and proficiency in multiple fields. Excellent written and spoken English skills (C1 level) are required.

Support specialist/Operations Coordinator for last-mile delivery operations in Germany. Coordinate daily deliveries, monitor performance, and resolve operational issues. Experience in logistics, delivery, or operations coordination required.

Senior Asset Manager to oversee a commercial real estate portfolio in Germany. Develop and execute business plans, manage tenant relationships, and drive value-add initiatives.

Talent Acquisition Partner will lead end-to-end recruitment processes across Germany, partnering with hiring managers to define hiring strategies and talent requirements.

Production & Materials Planner needed to manage production plans, supplier orders, and material availability. Will drive the migration of production planning from Excel to ERP (iScala experience is advantageous). Must have strong ERP skills, be fluent in German and English, and comfortable working in a dynamic environment.

Data Analyst (m/f/d) supports supply chain transformation initiatives by ensuring data readiness for Oracle ERP implementation. Responsibilities include data analysis, cleansing, transformation, and migration across supply chain processes. Requires strong experience in data analysis, data migration projects, Oracle ERP systems, and ETL tools.

Intern will support internal communications, create presentations and visual content, write and revise texts in German and English, and plan and organize meetings.

Lead a team shaping regulatory and approvals work for a large part of Hilti's product portfolio. Drive strategic development of approvals and collaborate with stakeholders to ensure sustainable implementation of the innovation pipeline.

PhD student will design, clone, and screen large libraries of biosensor variants in human cells to build high-performance sensors for intracellular amino acids. The project will generate a deep sequence-function dataset for a biosensor and characterize performance across multiple human cell models.

Experienced FIS Quantum Application Expert needed for 6-month contract to support treasury technology initiatives. Provide end-to-end support for FIS Quantum, identify process improvements, and partner with cross-functional teams.

Manages, organizes, plans, and controls all aspects of lifting operations. Creates and issues lift plans, ensuring all appointed persons have clearly defined roles and responsibilities. Mentors appointed persons and provides support to ensure effective lifting operation management.

For our bilingual schools in Dreieich (near Frankfurt) as well as Frankfurt City we are looking for a School Counselor (in full-time or part-time).

Experienced Project Manager needed to oversee complex manufacturing and engineering projects. Manage the entire project lifecycle, from handover to delivery, collaborating with sales, engineering, production, and supply chain teams.

The Clinical Territory Associate will gain knowledge of technical, clinical, and sales aspects of the da Vinci Surgical System. They will provide technical and clinical support, lead product demonstrations, and contribute to sales goals. The role requires a bachelor's degree, fluency in English and German, and the ability to travel up to 50%.

Experienced Datacenter Construction Project Manager needed for a long-term project in Munich. Manage day-to-day construction activities, ensure quality control, coordinate teams, and act as the primary client contact. Proven experience in mission-critical construction and strong stakeholder management skills are required.