freelance English-speaking jobs in Mannheim

Project Manager will oversee project delivery from planning to handover, serving as the primary client-facing lead. Responsibilities include program and budget control, logistics management, quality assurance, and risk escalation. The role requires 7+ years of project management experience in a delivery-focused environment, ideally with BESS or energy storage projects.

Provides comprehensive administrative and operational support to a busy team. Coordinates calendars, meetings, travel arrangements, and events. Manages records, correspondence, and communication. Requires experience in a fast-paced corporate environment and proficiency in Microsoft Office Suite.

The Project Engineer coordinates, commissions, tests, and troubleshoots projects throughout Germany and occasionally overseas. This role involves managing server deployments, inspecting installations, ensuring adherence to technical standards, and providing technical support to internal teams and clients. The Project Engineer also mentors junior engineers and collaborates with various departments to ensure project success.

R&D Intern to support industrial R&D pipeline and maturation of a chemical-physical sensing platform. Tasks include experimental design, execution, documentation, data analysis, and identifying sources of variability. Requires a degree in a related experimental science, strong experimental skills, and basic Python data analysis.

Provides application support for flow cytometry products to customers in South-West Germany. Conducts presentations, analyzes workflows, and supports sales representatives. Requires a university degree in a relevant field, experience with flow cytometry, and fluency in German and English. Travel is required.

Senior Backend Engineer will architect, enhance, and streamline backend systems, focusing on scalability, CI/CD pipelines, and monitoring. Expertise in Python, NodeJS, or C++ is required, along with a strong track record in production environments.

Stress Engineer needed for a growing aviation company. Analyze and report on aircraft stress, collaborate with design teams, and manage supplier relationships. Requires a Master's degree in aeronautical/mechanical engineering, 5+ years experience, and expertise in stress analysis techniques, including finite element analysis and fatigue/damage tolerance. Must have experience with composite structures and MSC Nastran/Patran.

Experienced Senior Controller needed to manage financial operations for a manufacturing plant. Responsibilities include financial reporting, budgeting, forecasting, cost control, and business partnering with operational leaders.

Develop, integrate, and operate scientific instruments and facilities for human spaceflight and microgravity applications. Translate scientific requirements into flight-ready hardware and support projects from definition through testing, launch preparation, and mission execution.

As a member of the Center of Expertise (COE) team, you will support customers and account teams in implementing cost efficient test solutions for electro optical devices on the V93000 ATE platform. You will design and implement test methodologies for the optical and electrical characterization of silicon photonics components and integrated circuits. You will prepare and support pre sales activities, including technical customer presentations and benchmark projects. You will actively contribute to the rollout of new V93000 electro optical test solutions to the worldwide customer base.

Customer Service & Office Manager for a dynamic subsidiary of Delta Plus Group. Manage customer orders, quotations, and inquiries while coordinating site operations and administrative activities. Requires 4+ years of experience in a similar role, fluency in German and English, and strong organizational skills.

Senior Program Lead Teaching will develop and lead learning formats for computer science and interdisciplinary students, building on the HPI d-school's Design Thinking practice. The role involves translating a conceptual framework into durable, teachable formats and coordinating with partners and HPI teams.

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.

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 Deutsche Bundesbank seeks two experts to join the Wholesale CBDC team. Responsibilities include analyzing technological developments, designing and testing solutions for digital financial market infrastructures, and communicating technical information to various audiences.

Lead a Group-wide program to standardize customer contracts across the UI Group, ensuring consistency in commercial terms, governance standards, and risk management practices. Drive the transition from legacy agreements to a new contractual framework, balancing strategic objectives with client relationships.

Interim Country Manager Germany to lead and grow a subsidiary of an international engineering services group. Responsibilities include developing commercial strategy, securing new business, managing P&L, and leading a team of engineers. Requires experience managing a business unit, strong business development in defense, aerospace, or other high-tech sectors, and a network among major industrial companies.

Field Application Specialist supporting sales, demonstrations, training, and technical problem-solving for GC and GC-MS across the DACH region.

Analyze natural and synthetic fragrances in market samples using GC and GC/MS. Develop, adapt, and optimize analytical methods. Create basic fragrance formulae. Maintain, service, and troubleshoot GC and GC/MS systems.

Commercial Finance Business Partner will lead budgeting, forecasting, and financial planning for the DACH commercial business. The role involves preparing analyses, delivering reports, supporting processes, and collaborating with stakeholders. Requires 3-5 years of experience in commercial finance, FP&A, or related field, strong analytical skills, and fluency in German and English.