freelance English-speaking jobs in Mannheim

Manage core electrical energy activities across Europe, monitoring markets and advising on procurement strategies. Support industrial projects, manage contracts, and monitor energy risks. Requires a relevant university degree and experience in energy procurement.

Coordinate domestic and international travel for the CEO and CFO, manage expense claims in Concur, and handle procurement administration. Support executive meetings and provide administrative backup. Requires 3-5 years of relevant experience.

Execute process and risk-based IT audits for the DHL Group. Develop audit programs, conduct testing, and deliver high-quality audit results. Requires a degree in IT or Business Admin and 2+ years of relevant experience.

Executive Assistant to VP at Siemens Energy. Responsibilities include managing calendars, stakeholder communication, preparing materials for leadership, and coordinating travel. Requires business studies or equivalent experience supporting senior leaders.

Support operations by sorting, inspecting, and recording shipments while handling administrative tasks. This role involves process support, data entry, and coordination, with 50% of time spent in office duties.

Sourcing Project Manager for cleaning technologies. Plan, coordinate, and monitor strategic sourcing projects in ultra-clean manufacturing. Lead supplier work packages and manage supplier interfaces across cross-functional teams. Requires a university degree and 3+ years of industrial experience.

Research Associate/Postdoc position in basic research on statistical physics and nonlinear dynamics of complex systems and networks. Requires outstanding PhD in Theoretical Physics, experience in mathematical modeling, and advanced programming skills.

Lead and evolve the AI engineering function at a growing fintech scale-up. Own the AI platform, including LLM access, RAG, and backend services. Build and manage a high-performing team, define technical direction, and deliver reliable, scalable AI features.

Senior System Engineer for Exploration, In Space Transportation and Servicing drives early-phase satellite mission shaping. Responsibilities include leading system engineering, defining architecture, and managing technical risks for space missions. Requires a Master's in aerospace engineering and 5+ years in space system engineering.

Experienced Office Coordinator needed for a part-time, 6-month contract. Responsibilities include daily office operations, visitor management, supply ordering, and administrative support. Requires fluent German and good English.

Welder needed to perform precise welding on complex components using MAG, TIG, and/or SMAW. Must have vocational training, valid certifications, and good German skills. Work in a shift-based production environment.

Lead engineering teams developing the connectivity foundation for TeamViewer Remote, Tensor, and ONE. Define and execute the roadmap for remote access & control, drive AI innovation, and ensure security and scalability.

Support strategic global customers by managing inside sales activities, driving revenue growth, and identifying opportunities. Requires fluency in German and English, and experience in a customer-facing sales role.

Join Nachhilfeunterricht as a Maths & Physics Tutor. Provide personalized support for students needing help with school studies and exam preparation. Basic knowledge of Maths and Physics is required.

Logistics employee role in an Amazon Fulfillment Center. Tasks include receiving, stowing, picking, packing, and shipping goods. This is a fixed-term, full-time position with a fixed shift schedule. No prior experience is necessary.

Shape and drive CYBEX's global Visual Merchandising strategy, developing concepts and standards for premium retail experiences. Lead the global team and manage cross-functional projects across international markets.

Support spacecraft engineering for interplanetary missions. Duties include operational analysis, ground system support, procedure development, and in-flight operations. Requires a relevant degree and 2+ years in spacecraft operations.

Lead a team of payroll specialists, overseeing daily operations and driving process improvement. Requires 2+ years of German payroll experience and strong knowledge of German tax and social security regulations.

Design Assurance Quality Engineer supports new product development by embedding quality throughout the lifecycle. This role leads quality planning, risk management (DFMEA, PFMEA), and verification strategies across cross-functional teams.

RobCo seeks a founding General Counsel to build and lead the legal function for this AI-powered robotics company. This role will establish legal operations infrastructure, manage external counsel, and serve as a trusted advisor to the CEO and CFO. Responsibilities include building the deal desk function, negotiating commercial contracts, overseeing corporate entity structuring, and advising on employment and compliance matters.