freelance English-speaking jobs in Bielefeld

Three-year PhD positions available in Computational Neuroscience at the Max Planck Institute for Biological Cybernetics. Successful candidates will work in a cutting-edge, international environment with renowned researchers.

Project Manager to lead planning and delivery of rooftop solar PV projects for commercial and industrial clients in Germany. Full lifecycle project ownership, from feasibility through commissioning.

As Interim Senior Brand Designer, you will own the creative pipeline and evolve the Edurino identity, turning marketing needs into high-standard visual stories. You will lead the conceptualization and visual identity for major campaigns and seasonal events, producing high-quality assets across digital and print touchpoints.

Experienced Site Manager needed for power cable installation projects in Dusseldorf. Oversee daily on-site activities, coordinate with subcontractors, and ensure safe, high-quality project delivery.

Drive commercial development of e-commerce channels, manage key accounts, and identify growth opportunities. Manage strategic B2B e-commerce, acquire new online partners, and optimize product visibility. Collaborate with marketing, supply chain, and sales teams.

Customer Service Representatives (CSR) Virtual Assistants provide support to clients via email, chat, and phone. Responsibilities include managing inquiries, resolving concerns, and maintaining client records.

Junior Legal Counsel (m/f/d) will draft, review, and negotiate customer contracts for a B2B SaaS company. Responsibilities include maintaining contract templates, identifying legal risks, and supporting the sales team. Requires a first or second state exam (Erstes or Zweites Juristisches Staatsexamen) and fluency in German and English.

Intern will design and implement automated workflows using platforms like Power Automate, N8N, or Python to streamline business processes. Tasks include managing data flows, developing system prompts for LLMs, and documenting technical architecture.

Senior Project Design Engineer (m,w,d) will develop power supply concepts for steel plants and rolling mills, including single line diagrams, transformer sizing, and substation design. Requires a degree in high and medium voltage distribution systems and 7+ years of experience in MV/HV substation design. Experience with ETAP, EPLAN, SINCAL, MATLAB SIMULINK, and German/English fluency are necessary.

As an AMHS Hardware Engineer, you will lead the installation, optimization, and continuous improvement of wafer transport systems in a new semiconductor fab. You will troubleshoot complex issues, lead cross-functional projects, and mentor a team of technicians and junior engineers.

Lead and develop product managers within a complex product environment, translating customer, market, and business needs into product priorities. Drive execution across interconnected products, platforms, and customer journeys.

Coordinates and supports system and process managers in ensuring information security within secure network operations systems. Contributes to the detection and resolution of security incidents, risk assessment, and management. Supports the development of technical security standards and identifies threats. Drafts and maintains guidelines for information security compliance and improvement. Participates in coordinating, finalizing, and reviewing contractual agreements on service quality. Identifies and evaluates improvement measures for information security in the area of physical security. Participates in the development and implementation of the Information Security Management System (ISMS). Assists with certification audits and internal audits. Supports system and process owners with documentation, risk and criticality analysis, and quality assurance. Coordinates with the decentralized Information Security Management Officer (ISMB-SN) on relevant topics.

Photographers will support scouting efforts, organize model studio shoots, and assist the booking team with creative needs. Experience with studio photography equipment and Adobe Creative Suite is required.

Provides support for Unified Communications (UC) technologies including Webex, Microsoft Teams, and Cisco video conferencing. Installs, configures, and maintains AV equipment. Troubleshoots and resolves technical issues.

Sales Coordinator provides administrative and operational support to the sales team. Responsibilities include handling inquiries, managing data entry, coordinating logistics, and supporting sales reporting and forecasting. Requires a diploma in a related field and 3-5 years of experience as an executive assistant. Proficiency in Microsoft Office and Google Suite is essential. Bilingualism (German, English, and French) is an asset.

Define and implement the global real estate strategy for a leading agricultural solutions company. Lead portfolio planning, optimization, and identify cost-saving opportunities. Oversee global transactions, capital projects, and manage external service providers.

Evaluate and implement SAP master data processes for materials, business partners, and real estate objects. Integrate SAP MM standard processes with MDM strategies and SAP BTP services. Manage data migration, harmonization, and governance in an international context.

Designs, evaluates, and deploys robust robotic solutions for manufacturing environments. Ensures robotic systems are technically sound, production-ready, and optimized for performance, safety, and lifecycle efficiency.

Part-time Trainer to deliver and teach the SAP Extended Warehouse Management Program, focusing on Production Planning and Manufacturing. Requires a Bachelor's degree, 2+ years of SAP S/4HANA PP/M experience, and proven training experience. Must have curriculum development and instructional design skills.

Leads procurement and supplier management for the Corrugated Boxes category within Direct Procurement. Engages with stakeholders to define requirements for suppliers and ensures procurement target achievement. Develops and executes category strategies, cost optimization initiatives, and long-term sourcing decisions. Manages supplier relationships, performs market research, and mitigates risks. Requires a university degree, procurement experience, intercultural competence, and fluency in English and German.