hr internship English-speaking jobs in Gelsenkirchen

As a Commis de Cuisine at NENI, you will ensure smooth kitchen operations, maintain cleanliness, and contribute to a positive guest experience.

Provides administrative support to ESO Astronomy Faculty, Students, Fellows, and Visiting Scientists. Organizes colloquia, seminars, and talk series. Assists with travel and accommodation arrangements and supports the Science Visitor Programme. Contributes to the planning and execution of events for Fellows, Students, and Visitors. Prepares budget reports, compiles statistics, and maintains databases.

Senior Technical Manager (f/m/x) Building Retrofit & Decarbonisation is needed to support fund teams in developing net zero implementation plans and identifying decarbonisation prop tech solutions. The role requires experience in delivering net zero carbon, energy efficiency, or building retrofit programs in the EU and experience with energy or building services modeling packages.

Coordinate laboratory activities, train lab members, and support ongoing research projects. Develop and lead an independent research project focused on chromatin organization during meiosis in C. elegans.

IT Admin Team Lead will support employees with IT requests, maintain office network and systems, and manage IT projects. Responsibilities include resolving IT faults, onboarding/offboarding employees, managing IT budget, and overseeing IT equipment. Requires 5 years of experience as a Senior IT Admin or 2 years as an IT Team Lead, strong knowledge of hardware/software, and experience with process automation tools.

English-speaking Early Childhood Educators are needed for a new Fröbel Kindergarten opening in Berlin-Spandau in July 2026. Responsibilities include supporting all aspects of early childhood education and care in English, planning and implementing pedagogical processes, and collaborating with parents. Applicants must have native-level English, at least B2 German, and a recognized early childhood professional qualification in Berlin.

Lead engineering teams developing TeamViewer's remote connectivity foundation, including Remote, Tensor, and ONE. Define and execute the roadmap for remote access and control, integrating AI/ML for smarter experiences. Oversee distributed, real-time systems architecture ensuring security, reliability, and global performance.

Junior Sales Manager (m/f/d) needed to manage sales of Petrochemical products in the B2B market. Responsibilities include contract negotiations, customer relationship management, and sales strategy development. Requires a degree in business/economics, chemistry, or a related field, plus one year of sales experience. Excellent communication and teamwork skills are essential.

This joint appointment at Osnabrück University and the German Institute for Global and Area Studies (GIGA) seeks a candidate to contribute to quantitative research in International Relations and/or Comparative Politics. The successful candidate will teach in English-language master's programs and participate in research activities at GIGA. Applicants must demonstrate expertise in advanced quantitative methods and have a research focus on at least one region of the Global South.

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.

Staff Software Test Engineer will plan, manage, and execute test activities for features and projects. Responsibilities include designing test strategies, developing test cases, and collaborating with cross-functional teams. Requires a B.S. in software engineering or related field and 4+ years of software testing experience.

Permanent W3 professorship in Integrative Neurobiology at OVGU and LIN. Successful candidate will establish a new research group focused on experimental and computational neuroscience or neuroengineering. Requires experience leading international research teams, securing funding, and supervising students. Expected to contribute to LIN's interdisciplinary research programs and develop innovative strategies to advance understanding of neural circuits and networks.

Business Development Manager to scale the Equinix practice across EMEA. Support subsidiaries, drive awareness, and accelerate joint opportunities with Equinix.

As a Sales & Marketing Intern, you will support the planning and execution of marketing campaigns, create marketing materials, analyze market trends, and assist with event management. You will also maintain customer data, prepare reports, and collaborate with various departments.

Manages the full recruitment process, identifies and approaches candidates, develops sourcing strategies, and builds relationships with stakeholders.

DYWIDAG seeks a Civil Engineer / Construction Technician to manage wind tower projects in Northern Germany. Responsibilities include project preparation, scheduling, resource planning, cost monitoring, and customer coordination. The ideal candidate has a civil engineering degree or equivalent, experience in construction, and strong communication skills.

Project Engineer to design, plan, and execute renewable energy projects (solar, wind, hydroelectric). Requires a Master's degree in a relevant field and experience in renewable energy engineering.

Designs, maintains, and evolves ML model benchmarking and validation infrastructure. Validates compiled models across diverse hardware platforms. Collaborates with engineers to diagnose and resolve failures. Builds scalable test pipelines and contributes to test cases and tooling.

Founders Associate Intern to support the development and validation of go-to-market strategies and build an AI-first sales organization. Tasks include identifying sales channels, automating workflows, and supporting client onboarding.

PhD position in machine learning and computer simulations for materials and process design. Develop novel machine learning models to enhance or replace computational engineering methods.