student English-speaking jobs in Gelsenkirchen

RIFCON GmbH seeks an Ecological Modeler or Computational Biologist to apply ecological models in environmental risk assessments. Responsibilities include designing, implementing, and documenting models, analyzing results, and managing projects.

Design and develop mobile applications using React Native. Drive the rollout of Android apps to iOS. Optimize performance and debug for user experience. Ensure code quality through testing, reviews, and documentation.

Lead and scale Scalable Capital's Accounting function, covering German GAAP (HGB/RechKredV) and IFRS requirements. Design, standardize, and automate accounting processes, own cross-functional projects, and manage the monthly and annual close.

This internship supports the Network Planning team in Europe West (Iberia, France, BeNeLux). Tasks include data entry, analysis, report preparation, and supporting network planning activities. The ideal candidate has strong Excel skills, analytical abilities, and fluency in English.

Expert Controlling will define and implement standardized production controlling processes, ensure accurate product cost calculations, and translate production data into insights for management.

Performs routine laboratory tasks, including sample processing, analysis, and data recording. Conducts tests, modifies techniques, and evaluates results. Maintains laboratory equipment and documentation. Provides support to the laboratory department and contributes to quality assurance processes. Trains other associates and participates in training programs.

Lead a team of security engineers and incident responders, providing security advice, managing vulnerabilities, and handling incidents.

Provide customer service to Dutch-speaking customers via phone, email, and chat. Process orders, manage customer accounts, and handle returns, exchanges, and repairs.

Senior Electrical Manager for a large-scale cruise ship newbuild program. Oversee installation, commissioning, and verification of entertainment, IT, and safety systems. Requires electrical engineering degree and shipbuilding experience.

Lead the finance function for a security and compliance tech company, encompassing accounting, controlling, FP&A, and finance operations. Develop and grow a finance team, act as a strategic partner to the executive team, and ensure accurate financial reporting and compliance.

Finance Controller (m/f/d) supports the Central Europe region's Financial Performance Management process, including FP&A and Controlling activities. The role involves monthly and annual closings, rolling forecasts, cost controlling, and business partnering.

Intern to support HR projects focused on travel, mobility, and employee support. Assist with business travel processes, employee mobility topics, and HR business initiatives.

UX and Content Designer will shape the content experience for customers, collaborating with cross-functional teams to design user-centric content. Responsibilities include designing microcopy, optimizing content flows, and contributing to the Content Design System. Requires 3+ years of experience as a UX Writer or Content Designer with excellent English writing skills. Proficiency in additional languages is a plus.

Payment Operations Specialist will test and monitor e-commerce payments, handle payment-related tickets, and support management on payment methods. The role involves creating and managing IT development tickets, assisting in the maintenance of online payment systems, and investigating payment issues.

Design, analyze, and optimize aircraft/hovercraft propeller parts, assemblies, and systems. Conduct component life assessments and create test plans. Plan R&D activities and collaborate with universities and suppliers.

Senior Packaging Engineer will support the development and implementation of packaging solutions for Elanco's global product development pipeline. This role focuses on pharmaceutical, biopharmaceutical, and vaccine products, requiring collaboration with global teams. Responsibilities include defining, evaluating, and implementing packaging solutions, serving as a packaging Subject Matter Expert, and ensuring packaging activities align with regulatory requirements.

Nagarro seeks a driven SAP Cloud (Senior) Sales Specialist to acquire new business and build customer value. Responsibilities include identifying and engaging new customers, managing a qualified pipeline, and leading the full sales cycle. Requires 3+ years of proven success selling SAP Cloud solutions with a consistent track record of winning new customers.

Intern will assist with international projects, change management activities, and project management tasks within the Customer Portfolio Management Team.

Experienced Cloud Architect (m/f/d) to design and define modern cloud architectures with a focus on Microsoft Azure. Translate business requirements into scalable solutions, build cloud environments, and implement Infrastructure-as-Code.

Experienced SAP ABAP Developer with strong EWM expertise sought for custom solution design and development within SAP EWM landscapes.