10 germany English-speaking jobs in Mainz

KGaA is headquartered in Mainz, Germany and listed on the Frankfurt Stock Exchange as part of the MDAX

KGaA is headquartered in Mainz, Germany and listed on the Frankfurt Stock Exchange as part of the SDAX

Global Product Manager responsible for the strategic and commercial success of an international product portfolio. Manages the full product lifecycle, drives product innovations, and leads global product launches. Requires a Master's degree in a relevant field and several years of experience in product management, strategic marketing, or business development within an international environment.

Senior Engineer for Optical Design will develop software tools for optical design and analysis. Prototype waveguide and component concepts, design DOEs, and analyze experiments. Requires MS in Optical Engineering or related field, strong Python programming skills, and proficiency with optical simulation tools. Experience with Monte Carlo tolerancing, sensitivity studies, and optical component manufacturing is preferred.

Ensures successful completion of transactions on a B2B battery marketplace. Drives operational execution between buyers, suppliers, and internal teams. Provides ongoing support and guidance to users throughout transactions. Collects user feedback and insights to improve platform development. Collaborates with sales, product, and analytics teams.

Student assistant to support routine molecular biology work in a research laboratory. Enrolled in a life sciences program with basic molecular biology knowledge desired.

Outside Sales Executive for Hästens, a global luxury sleep brand. Focus on strategic hunting, identifying and closing high-value accounts independently. Requires proven sales track record, mobility, and stamina. 80% field presence, uncapped commissions, and zero micro-management.

Provides technical expertise and solutions to Aerospace & Defense customers. Analyzes specifications, recommends product configurations, and supports implementation planning. Collaborates with sales, engineering, and product development teams.

Team Lead Assembly to plan, coordinate, and oversee daily assembly operations, ensuring safety, quality, and productivity. Develop, implement, and optimize processes to improve production efficiency. Collaborate with cross-functional departments and team leaders.

Senior Backend Engineer to design, develop, test, and maintain software in a JVM language and Spring Boot. Experience with microservice architecture, relational and non-relational databases, and AWS is required.