freelance English-speaking jobs in Mannheim

Working Student—Recruiting supports the Business Management and Operations Team in ensuring consultants' work is efficient and productive.

Communicate the value of backup and disaster recovery software to enterprise clients. Deliver product presentations, conduct technical training, and support Proof of Concept processes.

Senior Project Director to oversee and manage large-scale Data Centre Projects globally. Requires proven experience in construction project management, strong leadership, and strategic thinking.

The HR Controller supports corporate steering processes, delivers HR financial insights, and ensures transparency across HR cost structures and KPIs. The role contributes to strategic planning cycles, strengthens data-driven decision-making, and collaborates closely with HR and Finance leadership.

Establishes, maintains, and improves project management standards, governance frameworks, and tools across the Integration Management Office (IMO). Supports Project Managers in applying IMO standards and procedures while conducting governance reviews, quality checks, and compliance monitoring. Manages IMO project management tools and reporting systems, ensuring portfolio transparency and decision-making. Coordinates the onboarding and integration of external consultants and project managers.

Develop and manage international key accounts in the data center segment. Build and maintain long-term customer relationships at the C-suite level. Co-develop and implement the central segment strategy for data centers.

Project Manager to deliver client-facing AI projects for a Berlin-based tech scale-up. 2-4 years' experience in consulting, tech consulting, or project management required. Strong communication, stakeholder management, and analytical skills needed. Fluent German and English essential.

As a Design Engineer at Personio, you will build UI components, infrastructure, and systems that empower designers to work closer to code. You will contribute to high-priority product features, collaborate across disciplines, and help define the Design Engineering discipline.

Experienced MEP Construction Manager needed for hyperscale data center projects in Germany. Lead on-site MEP delivery, manage subcontractors, and ensure safe, on-schedule, high-quality construction.

The Institute for Ergonomics and Technology Management at the University of Stuttgart seeks a Neuroscientist or Neuropsychologist to conduct research on neural mechanisms of cognition, emotion, and social interaction in work and everyday contexts.

Partner to lead business development and sector strategy for Infrastructure & Energy in Germany. Requires 15+ years of experience, including 5+ years in a senior consulting role. Must have a strong network in the German market and expertise in operational performance, project management, or asset management within energy or infrastructure.

Product Manager needed to shape security and perimeter protection solutions. Responsibilities include advising customers, designing security solutions, managing tenders, and developing training materials. Requires technical background, strong communication skills, and fluency in German and English.

Research Associate/PhD Student will implement, evaluate, and optimize AI models for surgical video guidance. Responsibilities include developing labeling strategies for surgical video datasets, contributing to a clinical trial, and collaborating with clinical partners.

Finance leader with Controlling/FP&A expertise sought for project assignments in Healthcare, Life Sciences & Chemicals. Drive budgeting, forecasting, margin analysis, and CAPEX decision support. Provide financial guidance for R&D, pricing, and operational excellence. Strong systems and data skills required.

Leads and scales manufacturing engineering, working with contract manufacturers and suppliers to ensure robust, scalable manufacturing of complex, high-risk Class III cardiovascular devices.

Experienced Head of Manufacturing sought to lead end-to-end operations, including production, packaging, and warehouse, for a pharmaceutical site in Germany. Full accountability for quality, safety, regulatory compliance, and operational performance. Proven track record in GMP-regulated environments and a strong leadership style are essential.

Coordinate and optimize the end-to-end order processing and fulfillment process, including transport planning. Ensure seamless communication among customers, logistics partners, and internal stakeholders.

Legal & Compliance working student (20 hours/week) to assist with contract review, drafting, and negotiation. Conduct legal research, compliance tasks, and collaborate with internal departments.

Senior Scientist Chemistry (m/f/d) will design, synthesize, and analyze novel glycan-based compounds. Responsibilities include performing reactions, purifying products, and documenting work. Requires a PhD, PostDoc in synthetic organic chemistry, experience in glycan synthesis, and 3-4 years of industrial experience.

Support strategic Target Costing projects as a Dual Student. Develop cost models and digitization tools, master digitization techniques across the end-to-end sourcing journey, and work on automation opportunities.