Stellenangebote für Data Processing Jobs in Köln

22.04.25 | Vollzeit, Freelancer | Köln | JobLeads GmbH | 60.000 € - 80.000 € A hardcore multitasker, you get a kick out of juggling multiple projects at the same time. But you are also adaptable and happy to both lead large-scale projects and also roll up your sleeves and take on participant and database management when needed. Because for you, it’s all about delivering great

20.04.25 | Vollzeit | Köln | JobLeads GmbH | 100.000 € - 125.000 € And paying attention to details. - Understand and document our buyer’s process, including where they get information, and the who, what, when and why behind the decisions they make. Then drive changes to our sales and marketing processes based on what you learn. - Leading and overseeing the marketing plan

20.04.25 | Vollzeit | Köln | JobLeads GmbH | 40.000 € - 60.000 € Project Quality Engineer (m/f/d) for our Head Office in Cologne. The Project Quality Engineer oversees the quality management processes for our projects, ensuring that all products and services meet the required standards and specifications. Job responsibilities YOUR TASKS Quality Planning

20.04.25 | Vollzeit | Köln | JobLeads GmbH | 60.000 € - 80.000 € With power system analysis software (Powerfactory, PSS/E, Pandapower or similar) and data analysis software (R, Python or similar) - Experience in data visualization and experience with data visualization tools (e.g. PowerBI, relevant Python libraries) is a plus - Knowledge of sector coupling (gas, hydrogen

17.04.25 | Freelancer, Vollzeit | Köln | JobLeads GmbH | 60.000 € - 80.000 € Focused on deadlines. A hardcore multitasker, you get a kick out of juggling multiple projects at the same time. But you are also adaptable and happy to both lead large-scale projects and also roll up your sleeves and take on participant and database management when needed. Because for you, it’s all about

17.04.25 | Vollzeit | Köln | JobLeads GmbH | 40.000 € - 60.000 € And continuously improve HR processes, ensuring efficiency, accuracy, and compliance. - Maintain and manage HR data, reports, and KPIs, providing insights to support decision-making and drive improvements. Employee Development - Drive employee development initiatives, including training programs, mentoring

12.04.25 | Vollzeit | Köln | JobLeads GmbH | 40.000 € - 60.000 € Collecting, checking and processing data with useful HR key figures, such as salary plans. - Responsible for the integration of new companies, in full or in part. - Close cooperation with the various works councils, e.g. advancing issues, coordinating communications, data delivery, etc. - Close cooperation

09.04.25 | Vollzeit | Köln | JobLeads GmbH | 40.000 € - 60.000 € And services according to specifications - Support of strategic purchasing in negotiations - Order processing and monitoring delivery deadlines - Initiating measures in the event of supply bottlenecks - Inventory monitoring and requirements analysis - Maintenance of master data and invoice verification

08.04.25 | Vollzeit | Köln | JobLeads GmbH | 40.000 € - 60.000 € Writing samples, etc. Conducts preliminary interviews to identify applicants who meet the requisite skills and qualifications for moving forward in the selection process. - Interacts with hiring managers to develop an understanding of job requirements. May assist managers in opening a job requisition