freelance English-speaking jobs in Mannheim

PhD student in cardiovascular biology to investigate the role of microvascular cells in abdominal aortic aneurysm development and progression. Conduct molecular biological, protein biochemistry, and cell biological analyses. Establish and maintain a Biobank. Collaborate with national and international research partners.

This role is a hands-on, business-facing HR leadership position supporting manufacturing scale-up, cross-border operations, and M&A activities across Europe. The HR Manager will partner with Europe leadership, ensuring alignment between global HR frameworks and local execution.

Order processing specialist required for a temporary position in Düsseldorf. Coordinate delivery processes, support credit assessments, and manage import/export operations. Experience in customer service, supply chain, or sales support is beneficial.

Electrical Engineer to support planning and implementation of electrical engineering projects. Designs electrical systems, documentation, and specifications. Collaborates with multidisciplinary teams. Degree in Electrical Engineering required.

Executive Assistant provides high-level support to partners, including diary management, meeting preparation, and travel coordination. Supports fundraising activities, outreach to investors, and administrative tasks. Requires strong organizational skills, proficiency in Microsoft Office Suite, and fluency in German and English.

Leuphana University of Lüneburg's Leuphana Center for Cooperative Security invites applications for its international doctoral program in Cooperative Security, launching in April 2027. The program supports innovative PhD research on global security challenges from political science, economics, law, and psychology perspectives.

Experienced Freelance Clinical Research Associate (CRA) needed to support ophthalmology clinical trial start-up in Germany. Must have previous CRA experience, ophthalmology trial experience, strong SSU experience, and fluency in German and English.

The Fraunhofer Institute for Electronic Microsystems and Solid State Technologies EMFT seeks a Semiconductor Test Expert to develop and implement test solutions for semiconductor devices and microelectronic systems. Responsibilities include developing test programs, procuring test hardware, and collaborating with design teams and industry partners.

Senior Security Engineer designs, implements, and matures security architecture across various domains. Partners with teams to review, harden, and implement security controls. Oversees vulnerability management, penetration tests, and threat hunting. Mentors SOC analysts and maintains documentation. Requires a Bachelor's degree in a related field, 5+ years of experience, and strong knowledge of security frameworks and tools.

The German Primate Center seeks a PhD Candidate in Computer Vision to support scientific research by implementing data science approaches.

Product Manager responsible for the Plastics division, building customer relationships, analyzing needs, and developing market strategies. Requires a degree in industrial engineering or equivalent, at least one year of experience, and strong German and English language skills.

CSL Plasma seeks a GxP-Auditor to perform qualification audits at plasma suppliers/service providers in the EMEA region. Responsibilities include evaluating audit results, performing risk analyses, and assisting in the development of audit systems. Requires excellent Italian or French, English, and German language skills, 2-3 years of auditing experience, and knowledge of quality management and GxP/DIN ISO.

Project Manager to lead strategic and innovative healthcare initiatives for a fast-growing, PE-backed organization. Responsibilities include driving digital transformation, process optimization, and collaborating with cross-functional teams.

Evaluate search results and AI-generated content for quality, relevance, accuracy, and usefulness. Conduct online research to verify information and apply rating guidelines consistently. Document edge cases and provide clear written feedback.

Test Engineer (m/f/d) for Flight Control & Management System in Manching. Develops IVP (Integration & Verification Plan) for L2 and L3, supports test bench development, and executes system and hardware/software integration tests.

PhD Student in Cancer Breaksome will map and classify DNA double-strand breaks in cancer cells. The project integrates multi-omics datasets to identify cancer-type-specific vulnerabilities and develop reverse-translational strategies for therapeutic interventions.

Working Student for the Audible France Content Team, focusing on publisher relations, content management, and marketing support. Assists with recruiting, relationship building, audiobook delivery processing, and performance reporting. Requires fluency in English and French.

Design, develop, and commission ultra-precision mechanical systems for the XFELO project. Perform computer-aided engineering tasks, including design optimization and structural/thermal assessments. Participate in experimental testing and analysis.

Senior Tax Expert leads tax agenda for international decisions across Allianz entities, ensuring tax considerations are embedded in strategic decision-making. Drives tax structuring, coordination, and execution of acquisitions, divestments, and restructurings. Designs, drives, and implements tax planning and restructuring initiatives to optimize effective tax rate and cash tax outcomes.

Lead coach-led 45-minute strength workouts for groups, focusing on fundamental compound movements and progressive overload. Coach technique, inspire members, and create a positive training environment. Fluent English required.