java English-speaking jobs in Mainz

The Near Earth Object Scientist will work at ESA's premises in Darmstadt, Germany, with a secondment to the Minor Planet Center (MPC) in the USA. The role involves studying, specifying, and implementing software solutions to support MPC services, including linking asteroid observations and supporting asteroid naming. The successful candidate will have a master's degree or PhD in a relevant field and 2-5 years of experience in NEO science, observation, and data.

As a Customer Service Specialist, you will manage a customer portfolio, process business transactions, and ensure timely fulfillment of orders. You will serve as a point of contact, coordinating with internal stakeholders and resolving customer inquiries.

Rosenxt's research department seeks a candidate for a thesis exploring the use of acoustic metamaterials to shape sound beams for high-resolution geometric feature detection. The thesis will investigate the feasibility of focusing sound emissions and receiving the signal to build a higher resolution image.

Leads a team of over 100 people responsible for antenna design of base station antennas, embedded, and interleaved antenna systems. Provides design responsibility and functional leadership in RF design, mechanics, and electronics. Drives technology development and continuous optimization of design methodology.

Analyze sales performance, support forecasting and budgeting, and act as a finance business partner to the Sales organization. Develop and improve sales dashboards and KPIs in Power BI. Support sales-related month-end closing activities.

Launch and operate the Stranger Soccer brand in Stuttgart. Responsibilities include securing partnerships, recruiting staff, driving player acquisition, and ensuring a high-quality game experience.

As a HR Manager, you will provide day-to-day HR guidance across the employee lifecycle, including employee relations, performance, and absence. You will act as a trusted advisor to managers, handle complex cases, and ensure local HR compliance.

Senior Test Automation Engineer responsible for automated test conception, implementation, documentation, and execution. Develops and improves test automation frameworks and creates comprehensive end-to-end automated tests. Collaborates with architects, developers, and business roles in an agile team. Requires comprehensive experience developing automation tests, strong QA background, and object-oriented coding capabilities (Java preferred). Experience with BDD, Selenium WebDriver, and API testing is essential.

Safran Nacelles seeks an HSE Manager to ensure compliance with regulations and Safran Group guidelines. The role involves monitoring regulatory developments, advising management, and supporting teams in implementing HSE requirements. The successful candidate will develop and implement the local HSE Operational Improvement Plan, lead HSE and low-carbon initiatives, and promote a sustainable HSE culture.

You will be part of the Amazon team at a delivery station, preparing and sorting packages for delivery. Duties include receiving and preparing inventory, using technology like scanners, and building, wrapping, and transporting packages. You must be able to lift up to 15kg, stand, walk, push, pull, squat, bend, and reach. Additional requirements include being 18 years or older and proficient in German and/or English.

Team Manager responsible for retail performance, operational excellence, team spirit, and client experience. Requires previous retail or luxury retail experience, people management skills, and proficiency in various software systems. Must be able to work flexible hours and possess strong communication and interpersonal skills.

Investor Relations Associate to support fundraising and investor coverage across the DACH region. The role will initially be based in London before relocating to Frankfurt. Requires experience in private markets investor relations, fundraising, or placement advisory. Fluent German and English communication skills are essential.

The Print/Email Administrator manages and optimizes print and email infrastructure. Responsibilities include configuring, maintaining, and troubleshooting print servers, printers, and email systems. The role also involves collaborating with teams to develop document processing workflows, administering email systems, and providing technical support.

Serve as a trusted advisor to senior leaders, addressing workplace challenges such as performance, leadership, culture, and employee engagement. Lead consulting engagements, diagnose client needs, and architect tailored solutions. Build relationships and grow accounts to expand Gallup's impact. Must have 10+ years of consulting experience and fluency in German and English.

Frankfurt School seeks a Professor of Practice in Mittelstand Strategy to lead and develop the Commerzbank Mittelstandsinstitut. The successful candidate will have a PhD in a relevant field, senior professional experience in industry, consulting, or entrepreneurship, and a strong network within the Mittelstand.

Supports import and export processes, including shipment tracking, documentation preparation, and communication with internal and external stakeholders. Ensures adherence to global processes and procedures.

Customer Onboarding Specialist will train and set up new and existing customers on the eviivo suite platform. Responsibilities include ensuring content and rate setup, resolving technical issues, and developing training materials. Requires a university diploma, 2-3 years of customer onboarding experience, native German and fluent English.

The Product and Technology Strategy Manager shapes and maintains European product and technology roadmaps for onshore and offshore wind turbine portfolios. The role translates market intelligence, customer requirements, and regulatory developments into a coherent product strategy and technology roadmap. The Product and Technology Strategy Manager works closely with Commercial, Sales, Service, Engineering, and R&D leadership in Europe and China to ensure alignment between the European market view and the global Ming Yang platform direction.

Support the Category Controlling team by analyzing financial data, optimizing IT systems, and collaborating with Topline teams.

System Engineer needed for IT infrastructure projects. Configure and maintain Windows and Linux servers, web servers (IIS, NGINX, Apache), and containerization technologies (Docker). Experience with TLS certificates required. Strong English communication skills and project experience necessary.