java English-speaking jobs in Mainz

Field CTO to advise C-level executives on strategic technical solutions. Lead data, cloud, and innovation strategy for key accounts. Architect solutions using Agentic AI and drive sales through new customer acquisition and up-selling.

Electrical Engineer to oversee site electrical infrastructure and power distribution systems. Will also act as Site Energy Manager, leading the Energy Management System (EnMS) in accordance with DIN EN ISO 50001.

As Director of Product, you will define and execute the strategy for sennder's core freight forwarding products, leading efforts to solve high-impact problems for shippers, carriers, and internal users. You will shape a product vision that drives scalable, intuitive, and impactful solutions through data-driven insights, customer focus, and emerging technologies.

As ESG Expert, you will develop and implement ESG strategies, monitor relevant developments, and support the Net Zero 2050 strategy. You will also set up and maintain ESG documentation, implement ESG tools, and coordinate data collection and reporting.

The Country Medical Director (CMD) leads the Medical Affairs organization in Germany, developing and governing the local medical strategy. The CMD provides scientific leadership, ensures compliance with regulations, and collaborates with cross-functional teams. The role reports to the Vice President of Medical Affairs in Europe.

Develop, validate, and improve structural analysis methods for composite materials. Apply FEA and structural mechanics knowledge to build models, interpret behavior, and identify better approaches. Ensure high-quality analyses while continuously improving methods and tools.

Lead engineering teams developing the connectivity foundation for TeamViewer Remote, Tensor, and ONE. Define and execute the roadmap for remote access & control, drive AI innovation, and ensure security and scalability.

Experienced electronics technician needed for beamer and projector repair in a specialized workshop. Requires minimum 5 years of hands-on experience diagnosing and repairing electronic and optical faults. Must be proficient in component replacement, soldering, and using test equipment.

IT Service Lead responsible for global backup services (on-prem, Azure, Microsoft 365, Entra ID). Designs, implements, and manages backup architectures, ensuring stable, secure, and highly available operations. Collaborates with global stakeholders, IT security, architecture, and cloud teams.

Leads the new Cross-Subdivisional Products & Solutions business subdivision within the Test & Measurement division. Drives AI-enabled innovation, scalable products and solutions, and harmonized development approaches. Builds and shapes the subdivision, including establishing P&L responsibility and revenue streams.

Brand Designer to develop and maintain visual brand identity for the BAADER Group and its associated brands. Responsibilities include creating marketing and communications assets, managing design templates, and ensuring global brand consistency. Requires a degree in communication or graphic design and at least 3 years of experience in brand design. Fluency in German and English is required.

Service Team Leader will lead a team of technicians, providing technical support and fostering professional growth. Responsibilities include reactive and preventive maintenance, responding to issues, and ensuring operational safety and regulatory compliance.

Develop software solutions for autonomous systems. Deploy, configure, and maintain Linux-based systems on robotic platforms. Design, implement, and troubleshoot network and communication architectures.

As a Data Engineer, you will manage and operate Databricks and Azure Data Lake Storage, build and maintain data pipelines, and support the implementation of SAP Business Data Cloud (BDC). You will define data modeling standards, manage access requests, and profile data structures.

This thesis investigates flexible, scalable laser processes using planar light valves for battery production. The research focuses on a novel beam-shaping system and its application in generating complex patterns for increased throughput in battery manufacturing.

Manages website and content ecosystem for organic growth, pipeline generation, and brand perception. Develops content strategy, creates content in German and English, drives organic visibility through SEO/AEO/GEO, and optimizes website performance. Collaborates with various teams to shape brand discovery and user experience.

As a Managing Partner in Gartner Consulting DACH, you will advise senior leaders on technology strategies to drive business outcomes. You will lead consulting engagements, expand client portfolios, and develop high-performing teams. Proven consulting experience, technology problem-solving skills, and executive-level relationship building are required. Native German fluency is essential.

Leads projects in building and scaling new business segments for Carl Zeiss Vision Care, translating strategic opportunities into scalable business models. Combines strategic thinking with execution capability, driving implementation and scaling in a fast-changing environment. Acts as a central orchestrator, aligning cross-functional teams and ensuring efficient execution. Demonstrates strong entrepreneurial mindset, leadership, and communication skills.

Lead and oversee all global operational functions for a leading hygiene solutions provider. Develop and execute strategies to enhance operational efficiency, cost-effectiveness, and scalability. Collaborate with senior leadership on global expansion initiatives and drive innovation in product development and manufacturing processes.

Experienced Tax Director sought for DACH region. Oversees tax compliance, reporting, and advisory activities across Germany, Austria, and Switzerland. Requires 15+ years of experience in corporate tax, including direct taxes, VAT, transfer pricing, and international tax frameworks.