freelance English-speaking jobs in Mannheim

The Fund Finance Secondaries & Primaries team in Frankfurt seeks an intern to support fund finance activities for Customized Solutions. The intern will assist with investor reporting, valuation committee preparation, board meeting support, cash controls, and diversification reporting.

The IT Specialist for Data Center Automation will design, configure, and automate data center services using Aria Suite and Ansible. Responsibilities include developing and maintaining roles, documenting processes, and providing 2nd & 3rd level support. The role requires experience in software development, ITIL methodologies, and scripting languages like Python, PowerShell, or Bash.

Senior Field Application Engineer needed to build and operate a Power Electronics FAE Lab, perform measurements and validation, and support customers across EMEA. Must have direct hands-on experience with IGBT and/or SiC power modules.

Senior Analyst to support M&A, investments, and strategic initiatives within the German healthcare market. Requires 3-5 years of experience in transaction advisory, corporate finance, or corporate development with a focus on M&A, valuations, and due diligence. Strong analytical and communication skills are essential.

Senior HSSE Specialist will maintain and improve EHS standards across the Dortmund site, support other locations with compliance, conduct risk assessments, deliver training, and collaborate with international teams.

Brevo is seeking a hands-on Office Manager to join the Berlin team. The Office Manager will oversee day-to-day office operations, manage office budgets, coordinate employee events, and support onboarding and offboarding processes. The ideal candidate is fluent in German and English, has at least 2 years of experience in office management, and is organized, reliable, and a strong communicator.

Senior Product Manager leads debt collections and garnishment systems, defining product vision and roadmap. Manages system enhancements, collaborates with stakeholders, and ensures alignment with global standards. Requires a degree in a relevant field, experience in a regulated environment, and strong stakeholder management skills.

Mechanical Design Engineer needed for mission-critical data center projects in Germany and Europe. Design and lead mechanical systems including cooling architectures, HVAC, and resilience strategies. Experience in data centers, healthcare, or high-tech manufacturing required.

This is a fixed-term (3 years) full-time research position in algebraic geometry. The role involves scientific research (65%), teaching duties (25%), and collaboration in academic self-administration (10%).

Supports embedded software projects in construction, agricultural, and municipal machinery, ensuring compliance with cybersecurity standards ISO 21434, IEC 62443, and EU directives. Conducts vulnerability and threat analyses, risk assessments, and develops cybersecurity concepts. Serves as a point of contact for project teams and promotes cybersecurity knowledge transfer.

ParityQC seeks a Quantum Error Correction Engineer to develop pioneering algorithms for fault-tolerant quantum computing. The role involves designing and implementing strategies leveraging error correction codes and noise-biased hardware platforms.

Customer Service Specialist needed for a renowned Japanese manufacturer in the Düsseldorf area. Handle customer inquiries, complaints, and order processing using SAP. Strong English and German language skills required.

Coordinates and administers the Protestant Religious Education program for the Geilenkirchen Protestant Community. Works with the Protestant Chaplain and volunteers to support religious education activities, curriculum planning, and chapel events.

Tieto Tech Consulting seeks an SAP FI/CO Consultant to configure, implement, and optimize financial processes within SAP modules. The role involves gathering requirements, designing processes, providing support, and collaborating with customers. Experience in SAP Finance and Controlling, consulting, and S/4HANA is desired. Fluency in German and English is required.

Team Lead Position in Data-Centric AI at the German Cancer Research Center (DKFZ). The Young Investigator Group will focus on robust machine learning for imaging across domains, with applications in biomedical imaging and other imaging-intensive fields. The group leader will develop algorithms and frameworks that ensure stable and predictable model behavior under real-world variability.

Postdoctoral Research Scientist to analyze transcriptomics data, particularly spatial transcriptomics and single-cell datasets, in a project investigating cancer therapy and tumor cell biology of renal cell carcinoma.

WhyBrilliant is seeking a Founding Engineer to build a voice-first hiring platform. You will design and implement a matching engine that extracts signal from voice conversations, reimagines roles as outcome-based profiles, and ensures transparent, explainable matching. This is a hands-on role requiring strong TypeScript and Python skills, experience with LLMs and ML, and a security-first mindset.

Provides legal counsel on regulatory compliance matters, with a focus on global product regulations, especially in Europe. Offers guidance on product compliance, conducts legal research, and collaborates with cross-functional teams. Monitors legislative developments and advises business leaders on compliance obligations.

Project Director to oversee a £2B+ offshore wind EPC project. Responsibilities include leading project organization, managing subcontractors, and reporting to executive leadership. Requires a Bachelor's degree in a relevant field, experience managing large projects (£500M+), and fluency in English and German.

The Leibniz Institute for the Analysis of Biodiversity Change seeks a Curatorial Assistant for a fixed-term position (August 1, 2026 - June 30, 2028) in Bonn. The role involves laboratory work in DNA and cell culture labs, biobank sample management, and cell culture laboratory oversight.