40 data science jobs found in Mainz

Advance your career with your own vision – we are looking for you! Are you independent, driven, and set high standards for yourself and your work? Are you a team player who wants to shape the future, make a difference, and realize your ideas? Then you've come to the right place: Join our Business Development & Analysis team in the Asset Management division. As a bank with a distinctive vision, we have consistently lived by our core values ​​since 1674: independence, entrepreneurial spirit, and humanity – and we are resolutely focused on the future. In doing so, we combine tradition with innovation and create the foundation for modern, forward-looking solutions. Your new challenge They are the central point of contact for the professional and technical processes surrounding (customer) reporting solutions in asset management. They are responsible for the strategic and operational development of our (customer) reporting solutions in close coordination with...

For our Water Management HOWIS & Hydrometeorology department, we are looking for a Data Scientist (m/f/d) Water Science to join our team in Essen as soon as possible on a permanent basis. Your tasks Support for projects on wastewater heat recovery and renewable energies Technical and conceptual development of the topic of aquathermia and further development of the associations' energy map, taking into account hydraulic and demographic aspects, including data processing from sewer network modeling and pollution load calculation. Maintenance, development and utilization of water management data using GIS and specialized applications Development of automation routines for the evaluation and quality management of water management data for flood forecasting Your profile Completed Master's degree in Geoinformatics, Geography, Hydrology, Water Science, Civil Engineering, Water Management or comparable qualification Solid project experience...

Introduction Join Avanade's Global Integrated Center of Excellence (ICOE) as a hands-on AI Application Architect, helping design intelligent, agentic, cloud-native applications. You will apply advanced AI techniques to accelerate every phase of the delivery lifecycle—from analysis and design to build, test, deploy, and operate—driving transformation across complex enterprise landscapes. Come join us As part of the Application & Infrastructure SME team within the ICOE, you will focus on modern application architecture while pioneering the use of agentic AI in real delivery scenarios. You will collaborate closely with Avanade Regions on both direct and indirect deals, supporting them during solving phases as well as during critical delivery phases. Whether modernizing legacy systems or building solutions from scratch, you will apply agentic AI to transform how projects are executed end-to-end. This is a unique opportunity to influence Avanade's architecture...

Daisytuner is building the software layer for the next generation of computing. We make complex software run efficiently on any processor from CPUs and GPUs to novel accelerators using a self-learning compiler and cloud-scale optimization infrastructure. Our team brings together researchers and engineers from RWTH Aachen, TU Munich, TU Darmstadt, and ETH Zurich to tackle some of the hardest problems in systems and infrastructure software. If you want to work on deeply technical challenges with real-world impact, join us and help shape the future of compute. As a Machine Learning Engineer at Daisytuner, you will work at the intersection of compilers, hardware, and performance. Your work will help us build intelligent systems that understand complex program behavior and improve how software runs on modern processors. You will apply machine learning to structured program representations, compiler transformations, and real-world performance measurements. What you will be doing...

At Liebscher & Bracht, we don't believe in gut feeling in e-commerce. We believe in data that clearly shows what works – and what doesn't. That's why we're building a setup where analytics, tech, and business are tightly integrated. And that's exactly where you come in. Are you eager to delve deeper into data, identify patterns, and derive real decisions from them? Do you want to do more than just create reports, but truly understand how an e-commerce business grows? Your mission: You help us make data-driven decisions the new normal. You build dashboards and KPI systems for e-commerce, marketing, and finance. You analyze traffic, conversion, and customer journey data and identify growth drivers. You connect data from the shop, CRM, marketing and app and help build clean, scalable data pipelines. You will be working on building our data and analytics infrastructure (including data warehouse). You automate reporting and data processes using Python,...

Who we are / What we do LINK2AI GmbH is a startup that enables the responsible and secure use of language models in companies. To achieve this, we are building a platform that monitors the use of LLMs at runtime, thereby preventing potential problems. We develop and utilize state-of-the-art techniques to effectively address these emerging challenges. How you fit into our team You show initiative and are able to independently design and implement concepts. You are creative, enjoy scientific work and expert discussions. You want to bring the latest research and development results to market maturity. Your language skills in German and English are good. You have relevant practical experience IMPORTANT: You can meet with the team in Frankfurt at least once a week. Your tasks Conception, development and testing of NLP analysis methods Further development of an internal tool for the automated generation of training datasets Qualifications: What...

We’re looking for an   AI Development Operations Engineer   to build and operate the internal AI infrastructure that empowers our developers to work smarter and ship faster. You will integrate cutting-edge AI systems like Claude, Codex and next-generation agentic frameworks directly into engineering workflows, making AI a natural part of how we design, build and maintain software. Why This Role Matters AI assisted development is reshaping modern engineering. In this role, you’ll architect and run our core AI developer platform, from ingestion pipelines and vector search to context assembly, RAG systems and agent skill libraries. You’ll embed AI seamlessly into IDEs, CI/CD pipelines, code reviews and architectural decisions, enabling teams to tackle tasks like refactoring, debugging, test generation and security scanning with powerful agentic capabilities. At the same time, you will ensure that the platform operates securely, reliably, and responsibly. Your work defines...

Your talent, our mission – Digitize Europe with us! We are currently looking for: Cyber ​​Security Intern (m/f/d) in Brühl Who we are performio GmbH has been operating as a digitalization consultant and IT service provider for companies in a wide variety of industries since 2007. Our dynamic team offers comprehensive solutions for the digital success of SMEs and corporations. Our core services include IT services, cybersecurity, and service management. As thought leaders in digitalization, we are actively involved in political bodies in Germany and the EU. Together with our partners, we are driving the development of future-oriented topics such as cybersecurity and digital identities. Learn more about us online: www.performio.de Your tasks as an intern in the field of Cyber ​​Security (m/f/d) Design, implementation and support of IT security solutions Penetration tests to identify security vulnerabilities Darknet screening to prevent data theft Creating...

With increasing market dynamics, new regulatory requirements such as CRA, and further developments surrounding IEC 62443, we are strengthening our consulting team – and are looking for experienced reinforcements. If you enjoy structuring complex relationships, guiding clients through uncertainty, and making industrial security truly effective, then you've come to the right place. As an Industrial Cybersecurity Consultant, you ensure the successful implementation of demanding consulting projects. You analyze technical, organizational, and regulatory requirements, structure problem areas, and develop clear recommendations and prioritized action plans. With your methodological background, strong communication skills, and technical understanding, you guide our clients through complex topics and deliver clean, scalable consulting – from analysis to handover for implementation. Specifically, you can expect the following tasks, among others : You plan and execute consulting...

Your tasks Data management:   Ensuring high master data quality, including maintenance, control, and data cleansing. Process improvement:   Support in the continuous improvement of existing workflows and processes. Price management:   Maintaining prices and conditions for advertising campaigns and promotions Inventory management:   Planning and coordination of the inventory – from preparation and recording to evaluation Product maintenance:   Creating new product data, as well as maintaining and updating existing product data. Communication:   Regular contact with internal teams Project work:   Participation and support in various projects Your qualifications Education:   Completed commercial training or equivalent qualifications acquired through professional experience and further training measures Excel skills:   Confident and professional use of MS Office, especially Excel Process understanding:   Knowledge...

We are a family-run beverage wholesaler with strong regional roots and a forward-thinking business approach. To make our decisions even more informed, efficient, and future-oriented, we are strategically expanding our data-driven management. Your role: As a   Data Analyst/Data Scientist,   you will be the central point of contact for data-based questions. You will analyze purchase and sales data, develop forecasts, and create transparency for management, purchasing, and sales – directly influencing strategy and operational decisions.   This position is exclusively on-site (no remote work). Your tasks Analysis of   purchase, customer, price and sales data Development and responsibility for   KPIs, dashboards and management reports Preparation of   sales, demand and inventory forecasts Derivation of concrete   recommendations for action for purchasing, sales and management. Further development of   data architecture and data quality Advising...

At BarmeniaGothaer , who you are matters. With all your skills, ideas, and potential. Whether you're a newcomer or bring experience to the table, you'll receive support, responsibility, and development opportunities. You'll thrive in a strong sense of community and collaboration within a team of 7,500 colleagues. As one of Germany's top 10 insurers, we operate as a mutual insurance association. Together, we're there for the people who trust us. For us, you're not just anyone. You're someone who matters. Because you're important. Job description The core of your work is the identification, prioritization and implementation of AI use cases in the composites sector together with specialist departments, process owners and our AI community network. You develop AI-supported components based on machine learning, NLP and generative AI, from the idea to the production-ready model. You analyze requirements, design solutions, and work closely with subject matter experts. In...

About Octonomy.ai: We at octonomy are not your typical AI startup: We have big plans – and with the successful completion of one of Europe's largest seed funding rounds (USD 20 million), we're laying the foundation to consistently scale our vision. Our mission is clear: We transform companies with the most intelligent digital workforce, enabling them to unlock a new era of growth with us as their partner. Our AI octo-workers automate business processes with the highest quality – reliably, securely, and without hallucinations. Well-known clients already trust us, and our growth is accelerating steadily – both nationally and internationally. Your role: As an AI Solution Manager, you will successfully bring our AI platform to the customer – from the initial idea to productive implementation. You will take over projects after the sales process and transform requirements into functional, stable AI solutions. You will work at the interface between business and IT – but above...

Want to embark on your journey to the data highway? If you're passionate about data analysis and processing and want to contribute your skills in a meaningful and diverse work environment, then take the wheel and embark on a career at DocCheck! Whether you're a recent graduate or a seasoned data expert, we offer you the opportunity to apply your skills in the interdisciplinary and future-oriented healthcare industry. You choose your focus! Whether you prefer working on complex web or app customer projects within the marketing environment of our DocCheck agency, where you're responsible for analyzing and processing tracking data; whether you want to hone your skills in professional group or behavioral profiling using platform usage data within our DocCheck Community; or whether you'd rather integrate the data of the entire DocCheck Group into automation and AI projects within IT: In all these areas, we provide you with the fertile ground to become a data expert, thanks to...

Tasks This internship is the foundational first phase of an innovative project aimed at developing a machine learning-based "Load Profile Generator" for vehicle E/E powernet simulations. Your mission is to analyze our rich datasets of vehicle operational data and conduct the critical research needed to select the optimal ML architecture for this task. The results of your internship will directly inform and enable a subsequent Master's thesis project focused on model implementation and integration. During your internship you will dive deep into large time-series datasets from vehicle measurements to understand underlying patterns, distributions, and characteristics of vehicle power consumption. Furthermore you will develop as well as implement robust scripts and workflows for cleaning, transforming, and preparing the raw data into a structured format suitable for ML model training. You will identify and create meaningful features from the time-series data that...

About Schönbrunn TASC GmbH Shape a digital and secure future with us! We are looking for team players who share our passion for protecting information against cybercrime, think proactively and solution-oriented, and want to work with us on secure digitalization solutions. We are convinced that change brings new opportunities for development and innovation. Therefore, we offer an attractive work environment with modern technologies and diverse professional development opportunities. Your tasks: Strategic leadership of the cybersecurity consulting team, including professional development and talent promotion. Providing top-level consulting services to our clients on information and IT security strategies, the establishment and further development of ISMS, secure IT and cloud architectures, and governance and compliance frameworks (ISO 27001, TISAX®, NIS2, CRA, AI Act) Management of projects, resources and budgets, as well as coordination of interdisciplinary...

BU2 Thermal and Fluid System Together, we're shaping the world. As a leading international development partner and supplier to the automotive industry, we at MAHLE are passionately developing innovative solutions for the climate-neutral mobility of tomorrow. Our focus is on electromobility and thermal management, as well as other technology fields for reducing CO2 emissions, such as fuel cells or highly efficient, clean combustion engines that can also be powered by synthetic fuels or hydrogen. As a technology group, we have around 68,000 employees at 135 production sites and 11 technology centers in 28 countries. Are you ready to help us shape the future of mobility? Then join our team! Learn more about your opportunities at MAHLE and advance your career. #StrongerTogether Period from August/September 2026 for a period of 6 months Activities Contributing to the development of an AI-based software product in the automotive sector...

Financial Data Analyst The Opportunity   : As a Financial Data Analyst, you'll bring your technical, analytical, and operational support expertise to work alongside thought leaders in data analytics, digital engineering, and financial management on projects supporting operations across EUCOM and AFRICOM Areas of Responsibility. You'll use your skills and expertise to integrate, analyze, and improve financial data processes and systems that enable mission execution. Work with us to identify inefficiencies, improve fiscal data workflows, and deliver actionable insights that enhance decision-making, continuity, and operational effectiveness across complex defense financial systems. This position supports a mission-essential financial data environment and is structured to encompass two skill sets under one role. These include process and change management and program support—driving process improvement, supporting continuity, developing SOPs, and helping stabilize and...