freelance English-speaking jobs in Wuppertal

Senior Quantity Surveyor to lead cost control, subcontract management, and commercial reporting on large-scale data center projects in Frankfurt. Proven experience in major construction projects and data center environments required.

Site Manager for a global renewable energy leader. Oversee plant operations and maintenance, coordinate subcontractors, manage personnel, and ensure compliance with HSE and environmental standards. Requires 3-5 years of experience in the renewable energy sector, an engineering degree, fluency in German and English, and technical understanding of renewable operations and maintenance.

Senior RF/mmWave IC Test & Characterization Engineer will develop and execute characterization methodologies for MMICs, RFICs, and semiconductor test structures. Responsibilities include performing device validation, technology qualification, and correlation measurements for advanced RF/mmWave technologies. The role requires experience with RF measurement equipment, test automation, and data analysis.

Junior Economist will analyze and model German housing markets, focusing on resale, rental, and new build dynamics. Responsibilities include producing market indicators, performing statistical and econometric analyses, and translating insights into actionable content and tools.

Experienced Senior Planner needed for large-scale Battery Energy Storage System (BESS) projects. Requires proven experience in planning and scheduling for energy, renewable energy, utility, or infrastructure projects, with a strong background in BESS, battery storage, substations, grid connection, transmission, or distribution. Advanced proficiency in Primavera P6 and/or Microsoft Project is essential. Fluent German and English communication skills are required.

Production Controller needed to implement and manage production costing systems, support ERP optimization, and deliver operational reporting. Strong manufacturing costing and ERP experience required.

Support the Technical Solutions team in project preparation, technical coordination, and proposal development for Battery Energy Storage Systems (BESS) projects across Europe. Assist with technical analysis, documentation, and market research.

Develops, evaluates, and onboards key suppliers for critical energy storage system components and services across Europe and overseas markets. Leads procurement, contract management, and supply chain coordination for overseas projects. Builds and manages overseas service networks for commissioning, after-sales service, and operations & maintenance. Supports European localization initiatives and future manufacturing footprint development.

Environmental Health Safety Coordinator to support Berlin activities. Tasks include preparing EHS reports, assisting with site inspections, organizing documents, creating presentations, and managing SharePoint libraries. High school diploma required, proficiency in Excel, PowerPoint, Word, and SharePoint.

Experienced Associate Mechanical Engineer needed for data center and mission critical projects in Frankfurt. Design, coordinate, and review mechanical building services systems, ensuring compliance with German regulations and international standards. Lead multidisciplinary design coordination and provide technical mentorship.

Daqo Group seeks a Delivery & Service Manager to lead project delivery, installation, and lifecycle support for power distribution solutions in Europe. The role involves coordinating with customers, project partners, and HQ teams. Requires fluency in English and Chinese, a technical degree, and 5+ years of experience in power distribution projects.

Lead and manage all aspects of a hotel's operations, including financial performance, guest satisfaction, and team development. Drive revenue management, budgeting, and cost control strategies. Collaborate with headquarters and stakeholders.

Business Development Manager will lead growth of cold chain and managed transportation solutions for pharmaceutical, medtech, and diagnostics customers in Europe. Responsibilities include developing leads, managing a sales pipeline, and driving business development initiatives. Requires a bachelor's or master's degree, 6-8 years of logistics experience, and fluency in English and German.

Lead a large international procurement and supply chain organization across EMEA, AMER, and APAC. Manage a complex global supply chain undergoing transformation and international scaling. Responsibilities include global supply chain management, procurement, logistics, and operational excellence.

Designs visually compelling assets for digital and offline channels, including paid ads, social media, web, email, retail, and print. Creates motion graphics, animations, and video edits for campaigns and brand storytelling. Collaborates with cross-functional teams to deliver cohesive solutions.

Experienced media professional to lead strategy, planning, investment, and team performance for major clients. Drive media excellence, client growth, and digital transformation in the German market.

The Regional Security Manager oversees physical security operations for a global client, supervising managers and ensuring security policies are followed. This role collaborates with internal and external stakeholders to deliver security services and improve processes.

Experienced Power Platform Developer sought to design, develop, and maintain business applications. Requires strong hands-on experience with Power Platform, C#, .NET, and JavaScript. Must be able to collaborate with technical and non-technical stakeholders. Fluent English required.

Workplace Consultant manages and improves workplace services across devices, software, and collaboration platforms in a global enterprise.

Senior Backend Engineer will build and scale robust backend services for Mokka's AI recruitment platform using Go and distributed systems.