English-speaking jobs in Siegen

Senior Director will lead transaction tax teams across Germany, Europe, and globally, advising on buy-side and sell-side transactions, including tax due diligence reports and transaction structuring.

Lead a team of security and service management employees, serving as a central point of contact for standards and certifications within the IONOS Group. Responsible for security risk management and core processes like document, process, and emergency management.

Medical Doctor with Gastroenterology Fellowship certification required. Provides medical input to global clinical studies, advises teams and partners, and ensures patient safety. Reviews clinical data, addresses safety issues, and collaborates on protocol development and reporting.

Support the Cash-Flow Analytics project, extract and process data, perform analysis using Excel and Python, and contribute to the development of forecasting models.

Assists in engineering In-Flight Entertainment projects from systems integration to installation. Provides technical support to OEM, airlines, and suppliers. Troubleshoots and resolves system problems, ensuring timely replacement and repair of defective parts. Maintains customer satisfaction through accurate and timely responses to problems and queries.

Senior SAP Group Reporting Consultant needed for a 6-month project (extendable) starting ASAP. The consultant will support the design, configuration, and delivery of SAP S/4HANA Finance for Group Reporting.

Support the Restaurant Manager in overseeing daily operations of a Michelin-star restaurant. Ensure consistent quality and standards while collaborating with service teams and other departments. Contribute to financial management and pedagogical aspects of the restaurant.

Leads national sales strategy for Germany, Austria, and Switzerland, driving revenue growth and market share across all channels. Builds and manages relationships with major retailers and leads a high-performing sales team. Collaborates cross-functionally to execute commercial strategies and achieve profitable growth.

Experienced Procurement Transformation Lead to assess and improve procurement function across processes, suppliers, people, and governance.

Leads day-to-day pilot plant operations, ensuring safe, compliant, and reliable performance. Develops and implements strategic plans for the pilot plant, overseeing the scale-up of new products and processes. Supports process development and innovation projects.

Leads external and internal communications strategy, shapes corporate narrative, and amplifies brand presence. Develops and executes a holistic communications strategy aligned with business goals. Manages a team of communications and brand specialists.

Postdoctoral researcher to analyze biophysical properties of sperm-specific ion channels and dissect their interplay in human sperm. Requires PhD in a relevant field, experience with patch-clamp recordings, and strong interest in ion channel physiology and biophysics.

Support the Purchasing team with sourcing activities, market monitoring, project coordination, and data analysis. Prepare purchasing reports, develop dashboards, and conduct market research.

Develop and implement global sales strategy for particle characterization & sorption solutions. Lead, coach, and upskill global sales teams. Own the complete sales cycle and collaborate cross-functionally.

Product Manager for Cloud & SASE Connectivity will design and configure prototypes, collaborate with developers, and contribute to product development from ideation to launch.

Lead development and operations teams in delivering high-availability AWS services to EU customers for the inaugural European Sovereign Cloud (ESC) launch in 2025. Collaborate with global AWS teams, analyze system performance, and drive operational excellence. Manage teams in systems operations and development, emphasizing automation and engineering efficiency.

The Business Development Manager for Pharma & Cosmetics will drive expansion of microbial water quality monitoring solutions. This role focuses on identifying opportunities, building partnerships, supporting the sales cycle, and ensuring customer success in pharmaceutical, biotech, personal-care, and cosmetics manufacturing.

KNIME seeks a Senior Partner Manager to recruit, enable, and co-sell with partners in Europe and APAC. The role focuses on building partnerships into a growth engine for new account acquisition and customer success.

Lead Consultant will manage a team of data migration consultants, demonstrating expertise in Syniti's methodology, tools, and data migration processes. Requires experience in ETL, data migration, data quality, and data analysis, as well as project management and customer-facing skills.

Lead and grow a high-performing design team focused on building Fin, Intercom's AI Agent. Partner with product and engineering leadership to define and ship new features, driving design excellence and execution.