java English-speaking jobs in Siegen

Project Manager ASIC post-silicon validation will lead a team of engineers to validate and characterize key technologies for semiconductor testing. Responsibilities include translating requirements into robust designs, solving technical problems, and delivering high-quality results on schedule.

The doctoral college "Justice Dimensions of Sustainability-Oriented Transformation Processes in Rural Areas" at the University of Vechta is offering up to 4 PhD scholarships. The program focuses on the social impacts of sustainability transformations in rural areas, particularly examining questions of social justice. Applicants should have good German and English language skills and their doctoral thesis can be written in English.

Edit high-converting paid social ads for Meta & TikTok. Create variations for testing and turn UGC into performance-driven ads.

Research Assistant (m/f/d) for a 3-year project focused on numerical simulation of microbial transport in porous media and carbonate mineral precipitation. Responsibilities include developing numerical models, presenting research results, and carrying out administrative tasks.

Working Student (Product & Brand Design) will support product interface and brand design. Tasks include designing UI components, creating interaction flows, and contributing to brand design across various platforms.

IT Service Desk Specialist provides support to users via phone, email, and ticket system. Responsibilities include analyzing issues, resolving them at 1st and 2nd levels, and escalating complex issues.

Administrative Specialist to support European Sales Director and team, bridging communication between China headquarters and Europe. Responsibilities include office management, logistics coordination, customer service, and HR support. Requires 3+ years of administrative experience, fluency in English and German, and proficiency in Microsoft Office.

As the first Executive Assistant, you will support the management team, ensuring smooth communication and collaboration across the European business. You will coordinate meetings, track key topics, and facilitate communication between teams and stakeholders.

Develops and introduces last-mile delivery resources in Europe. Leads negotiations, cost estimation, and performance evaluation for high-quality delivery operations. Designs and manages commercial partnerships and contracts.

As a Transformation Manager, you will lead strategic transformation initiatives, develop transformation roadmaps, and analyze business processes. You will report to the Head of Transformation and contribute to MB Energy's long-term sustainability.

Operations Supervisor needed for Munich site. Oversee daily warehouse operations, lead teams, ensure KPIs are met, and resolve operational issues. Experience in operations, leadership, and strong understanding of KPIs required. Fluent German and English, Chinese a plus.

Senior InHouse Consultant providing strategic consulting support to European Management. Drives projects related to business transformation, growth, and operational excellence. Leads complex, cross-functional projects and acts as a bridge between global strategy and regional execution.

Support the planning, organization, and execution of international academic conferences and events. Coordinate with organizers, speakers, and participants, manage logistics, and handle participant registration.

Coordinate and monitor health, safety, and environmental measures during the installation of concrete and hybrid towers. Review and verify HSE documentation, ensure compliance with legal requirements, and conduct inspections.

Head of Investor Relationships will foster and maintain relationships with existing investors, develop strategies to attract new investors, and manage communications and reporting.

The Hochschule der Medien seeks a Professor for Print Technologies and Applications to establish a research line, supervise doctoral candidates, and teach in English.

This PhD position at the Helmholtz School for Data Science in Life, Earth and Energy (HDS-LEE) focuses on developing machine learning algorithms to accelerate AC power flow computations. The successful candidate will extend a neural network superstructure to solve AC-PF problems, investigate scaling and performance bottlenecks, and explore hybrid ML-classical approaches.

Machine Learning Intern to develop ML models for fuel cells and electrolyzers. Focus on Reduced Order Modeling (ROM), control strategies, and predictive maintenance using time-series data.

Responsible for warehouse process planning and optimization, automation planning, pre-sales support, and standardization system construction within European logistics operations. Requires 5+ years of experience in warehouse process or automation planning, fluency in English, and proficiency in CAD and data analysis tools.

The Institute of Management Accounting and Control (IMC) seeks a Research Assistant/Doctoral Student to work on research questions related to digitalization, artificial intelligence, sustainability, performance management, and corporate transformation. The successful candidate will have a strong interest in these areas, superior analytical skills, and a very good master-level university degree.